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  <P STYLE="text-align: center; margin-top: 0pt; margin-bottom: 0pt"><B>As filed with the Securities and Exchange Commission on June 4,
  2025</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>REGISTRATION NO. 333 -</B>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"></P>
  
  <!-- Field: Rule-Page --><DIV STYLE="margin-top: 0pt; margin-bottom: 0pt; width: 100%"><DIV STYLE="font-size: 1pt; border-top: Black 2pt solid; border-bottom: Black 1pt solid">&nbsp;</DIV></DIV><!-- Field: /Rule-Page -->
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>UNITED STATES</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>SECURITIES AND EXCHANGE COMMISSION</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>WASHINGTON, D.C. 20549</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>FORM S-8</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>REGISTRATION STATEMENT</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><FONT STYLE="text-transform: uppercase"><B>under
  the</B></FONT></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>SECURITIES ACT OF 1933</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>Incannex Healthcare Inc.</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">(<I>Exact name of Registrant as specified in its
  charter)</I></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>&nbsp;</I></P>
  
  <TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; border-collapse: collapse">
    <TR STYLE="vertical-align: top">
      <TD STYLE="border-bottom: Black 1.5pt solid; width: 49%; font-size: 10pt; text-align: center"><B>Delaware</B></TD>
      <TD STYLE="padding-bottom: 1.5pt; width: 2%">&nbsp;</TD>
      <TD STYLE="border-bottom: Black 1.5pt solid; width: 49%; font-size: 10pt; text-align: center"><B>93-2403210</B></TD></TR>
    <TR STYLE="vertical-align: top">
      <TD STYLE="font-size: 10pt; text-align: center"><I>(State or other jurisdiction of <BR>
  incorporation or organization)</I></TD>
      <TD>&nbsp;</TD>
      <TD STYLE="font-size: 10pt; text-align: center"><I>(I.R.S. Employer<BR>
   Identification No.)</I></TD></TR>
    </TABLE>
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>&nbsp;</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>Suite 105, 8 Century Circuit Norwest,</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>NSW 2153 </B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>Australia</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">(<I>Address of Principal Executive Offices</I>)<I>(Zip
  Code)</I></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>Incannex Healthcare Inc. 2023 Equity Incentive
  Plan</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><I>(Full titles of the plan(s))</I></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>Joel Latham</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>Chief Executive Officer and President</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>Incannex Healthcare Inc.</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>Suite 105, 8 Century Circuit Norwest,</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>NSW 2153 Australia</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>+61 409 840 786</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">(<I>Name, address and telephone
  number, including area code, of agent for service</I>)</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><I>Copies to:</I></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>Scott M. Stanton, Esq.</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>Melanie Ruthrauff Levy, Esq.</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>Jason Miller, Esq.</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>Mintz, Levin, Cohn, Ferris, Glovsky and Popeo,
  PC</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>3580 Carmel Mountain Road, Suite 300</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>San Diego, CA 92030</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>858-314-1873</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Indicate by check mark whether the registrant
  is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company.
  See definition of&nbsp;&ldquo;large accelerated filer,&rdquo; &ldquo;accelerated filer,&rdquo; &ldquo;smaller reporting company,&rdquo;
  and &ldquo;emerging growth company&rdquo; in Rule&nbsp;12b-2 of the Exchange Act. (Check one):</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; text-indent: 22.5pt">&nbsp;</P>
  
  <TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
    <TR STYLE="vertical-align: top">
      <TD STYLE="white-space: nowrap; width: 25%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Large accelerated
      filer </FONT></TD>
      <TD STYLE="white-space: nowrap; width: 25%"><FONT STYLE="font-family: Times New Roman, Times, Serif">&#9744;</FONT></TD>
      <TD STYLE="white-space: nowrap; width: 25%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Accelerated
      filer </FONT></TD>
      <TD STYLE="white-space: nowrap; width: 25%"><FONT STYLE="font-family: Times New Roman, Times, Serif">&#9744;</FONT></TD></TR>
    <TR STYLE="vertical-align: top">
      <TD STYLE="white-space: nowrap"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Non-accelerated filer </FONT></TD>
      <TD STYLE="white-space: nowrap"><FONT STYLE="font-family: Times New Roman, Times, Serif">&#9746;</FONT></TD>
      <TD STYLE="white-space: nowrap"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Smaller reporting company
      </FONT></TD>
      <TD STYLE="white-space: nowrap"><FONT STYLE="font-family: Times New Roman, Times, Serif">&#9746;</FONT></TD></TR>
    <TR STYLE="vertical-align: top">
      <TD STYLE="white-space: nowrap"><FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;</FONT></TD>
      <TD STYLE="white-space: nowrap"><FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;</FONT></TD>
      <TD STYLE="white-space: nowrap"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Emerging growth company
      </FONT></TD>
      <TD STYLE="white-space: nowrap"><FONT STYLE="font-family: Times New Roman, Times, Serif">&#9746;</FONT></TD></TR>
    </TABLE>
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; text-indent: 22.5pt"></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; text-indent: 22.5pt">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">If an emerging growth company, indicate by check
  mark if the registrant has elected to use the extended transition period for complying with any new or revised financial accounting standards
  provided pursuant to Section 7(a)(2)(B) of the Securities Act. <FONT STYLE="font-family: Times New Roman, Times, Serif">&#9744;</FONT></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><FONT STYLE="font-family: Wingdings"></FONT>&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"></P>
  
  <!-- Field: Rule-Page --><DIV STYLE="margin-top: 0pt; margin-bottom: 0pt; width: 100%"><DIV STYLE="font-size: 1pt; border-top: Black 1pt solid; border-bottom: Black 2pt solid">&nbsp;</DIV></DIV><!-- Field: /Rule-Page -->
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"></P>
  
  <!-- Field: Page; Sequence: 1 -->
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  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  
  
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B><U>EXPLANATORY NOTE</U></B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">This Registration Statement on Form S-8 is being
  filed with the U.S. Securities and Exchange Commission (the &ldquo;SEC&rdquo;) for the purpose of registering an additional 2,700,000
  shares of common stock of Incannex Healthcare Inc. (the&nbsp;&ldquo;Registrant&rdquo;) issuable, or which may become issuable, under the
  Incannex Healthcare Inc. 2023 Equity Incentive Plan as amended by that certain amendment dated May 27, 2025 (as amended, the &ldquo;2023
  Plan&rdquo;).</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Pursuant to General Instruction E on Form S-8,
  the contents of the prior registration statement on Form S-8, File No. 333-276172, previously filed with respect to the 2023 Plan, is
  incorporated into this Registration Statement by reference to the extent not modified or superseded hereby or by any subsequently filed
  document, which is incorporated by reference herein or therein.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"></P>
  
  <!-- Field: Page; Sequence: 2 -->
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  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>PART I</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>INFORMATION REQUIRED IN
  THE SECTION 10(a) PROSPECTUS</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; text-indent: 0.25in">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">The documents containing the information specified
  in Part I of Form S-8 will be sent or given to participants as specified by Rule 428(b)(1) of the Securities Act of 1933, as amended (the
  &ldquo;Securities Act&rdquo;). These documents and the documents incorporated by reference into this Registration Statement pursuant to
  Item 3 of Part II of this Registration Statement, taken together, constitute a prospectus that meets the requirements of Section 10(a)
  of the Securities Act.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"></P>
  
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  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">PART II</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>INFORMATION REQUIRED IN THE REGISTRATION STATEMENT</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B>Item 3. Incorporation of Documents by Reference.</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-right: 0; margin-bottom: 0pt; text-align: left">The following documents filed
  by the Registrant with the SEC are incorporated herein by reference:</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; width: 100%"><TR STYLE="vertical-align: top; text-align: justify">
  <TD STYLE="width: 0.25in"></TD><TD STYLE="width: 0.25in; text-align: left">(a)</TD><TD STYLE="text-align: justify">The Registrant&rsquo;s Annual Report on Form 10-K for the
  fiscal year ended June 30, 2024 filed with the SEC on <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001873875/000121390024082937/ea0212488-10k_incannex.htm">September
  30, 2024</A>;</TD>
  </TR></TABLE>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; width: 100%"><TR STYLE="vertical-align: top; text-align: justify">
  <TD STYLE="width: 0.25in"></TD><TD STYLE="width: 0.25in; text-align: left">(b)</TD><TD STYLE="text-align: justify">The Registrant&rsquo;s Quarterly Reports on Form 10-Q for
  the quarter ended September 30, 2024, filed on <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001873875/000121390024098421/ea0221003-10q_incannex.htm">November
  14, 2024</A>; the quarter ended December 31, 2024, filed on <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001873875/000121390025013783/ea0230488-10q_incannex.htm">February
  14, 2025</A> and the quarter ended March 31, 2025 filed on <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001873875/000121390025043682/ea0242099-10q_incannex.htm">May
  15, 2025</A>;</TD>
  </TR></TABLE>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; width: 100%"><TR STYLE="vertical-align: top; text-align: justify">
  <TD STYLE="width: 0.25in"></TD><TD STYLE="width: 0.25in; text-align: left">(c)</TD><TD STYLE="text-align: justify">The Registrant&rsquo;s Current Reports on Form 8-K filed
  with the SEC on <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/1873875/000101376224002299/ea0210237-8k_incannex.htm">July 30,
  2024,</A> <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/1873875/000121390024065003/ea0210597-8k_incannex.htm">August 5, 2024</A>,
  <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/1873875/000121390024077119/ea0214062-8k_incannex.htm">September 10, 2024</A>,
  <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/1873875/000121390024077128/ea0214063-8k_incannex.htm">September 10, 2024</A>,
  <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/1873875/000121390024083349/ea0216075-8k_incannex.htm">September 30, 2024</A>,
  <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/1873875/000121390024087764/ea0217601-8k_incannex.htm">October 15, 2024</A>,
  <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/1873875/000121390024089313/ea0218104-8k_incannex.htm">October 21, 2024</A>,
  <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/1873875/000121390024090121/ea0218506-8k_incannex.htm">October 24, 2024</A>,
  <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/1873875/000121390024090131/ea0218496-8k_incannex.htm">October 24, 2024</A>,
  <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/1873875/000121390024107879/ea0224308-8k_incannex.htm">December 11, 2024</A>,
  <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001873875/000121390025002666/ea0227297-8k_incannex.htm">January 10, 2025</A>,
  <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001873875/000121390025005700/ea0228313-8k_incannex.htm">January 23, 2025</A>,
  <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001873875/000121390025009715/ea0229576-8k_incannex.htm">February 4, 2025</A>,
  <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001873875/000121390025013787/ea0231153-8k_incannex.htm">February 14, 2025</A>,
  <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001873875/000121390025022279/ea0233697-8k_incannex.htm">March 10, 2025</A>,
  <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001873875/000121390025024752/ea0234727-8k_incannex.htm">March 18, 2025</A>,
  <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001873875/000121390025028373/ea0237061-8k_incannex.htm">April 3, 2025</A>,
  <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001873875/000121390025029418/ea0237310-8k_incannex.htm">April 7, 2025</A>,
  <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001873875/000121390025035636/ea0239610-8k_incannex.htm">April 25, 2025</A>,
  <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/1873875/000121390025042962/ea0242110-8k_incannex.htm">May 14, 2025</A>, <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001873875/000121390025043706/ea0242329-8k_incannex.htm">May
  15, 2025</A>, <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001873875/000121390025044002/ea0242412-8k_incannex.htm">May 15,
  2025</A>, <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001873875/000121390025044600/ea0242535-8k_incannex.htm">May 16, 2025</A>,
  <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/1873875/000121390025045641/ea0242695-8k_incannex.htm">May 20, 2025</A>, <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001873875/000121390025045651/ea0242868-8k_incannex.htm">May
  20, 2025</A>, <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001873875/000121390025047988/ea0243459-8k_incannex.htm">May 28,
  2025</A>, <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/0001873875/000121390025048001/ea0243460-8k_incannex.htm">May 28, 2025</A>;
  and <A HREF="https://www.sec.gov/ix?doc=/Archives/edgar/data/1873875/000121390025048507/ea0243466-8k_incannex.htm">May 29, 2025</A>;
  and</TD>
  </TR></TABLE>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; width: 100%"><TR STYLE="vertical-align: top; text-align: justify">
  <TD STYLE="width: 0.25in"></TD><TD STYLE="width: 0.25in; text-align: left">(d)</TD><TD STYLE="text-align: justify">the description of the common stock contained in Exhibit
  99.1 of the Registrant&rsquo;s Current Report on Form 8-K filed with the SEC on <A HREF="https://www.sec.gov/Archives/edgar/data/0001873875/000121390023091083/ea189032ex99-1_incannex.htm">November
  29, 2023</A>, including any amendments or reports filed for the purpose of updating such description.</TD>
  </TR></TABLE>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 1in; text-align: justify; text-indent: -1in">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">In addition, all documents filed by the Registrant
  pursuant to Section 13(a), 13(c), 14 or 15(d) of the Exchange Act subsequent to the filing of this registration statement and prior to
  the filing of a post-effective amendment which indicates that all securities offered hereby have been sold or which de-registers all securities
  then remaining unsold shall be deemed to be incorporated by reference into this registration statement and to be a part hereof from the
  date of filing such documents, except as to specific sections of such statements as set forth therein. Any statement contained in a document
  incorporated or deemed to be incorporated by reference herein shall be deemed to be modified or superseded for purposes of this registration
  statement to the extent that a statement contained herein or in any other subsequently filed document which also is incorporated or deemed
  to be incorporated by reference herein modifies or supersedes such statement. Any statement contained herein shall be deemed to be modified
  or superseded for purposes of this registration statement to the extent that a statement contained in any subsequently filed document
  which also is incorporated or deemed to be incorporated by reference herein modifies or supersedes such statement. Any such statement
  so modified or superseded shall not be deemed, except as so modified or superseded, to constitute a part of this registration statement.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Under no circumstances shall any information furnished
  under Item 2.02 or 7.01 of Current Report on Form 8-K be deemed incorporated herein by reference unless such Current Report on Form 8-K
  expressly provides to the contrary.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"></P>
  
  <!-- Field: Page; Sequence: 4; Options: NewSection; Value: 1 -->
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      <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
      <!-- Field: /Page -->
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B>Item 8. Exhibits.</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
    <TR>
      <TD STYLE="border-bottom: black 1.5pt solid; vertical-align: bottom; width: 9%"><B>Exhibit No.</B></TD>
      <TD STYLE="vertical-align: top; width: 1%">&nbsp;</TD>
      <TD STYLE="border-bottom: black 1.5pt solid; vertical-align: bottom; width: 90%"><B>Description</B></TD></TR>
    <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD></TR>
    <TR STYLE="vertical-align: top; background-color: #CCEEFF">
      <TD>3.1</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify"><A HREF="https://www.sec.gov/Archives/edgar/data/0001873875/000121390025047988/ea024345901ex3-1_incannex.htm">Certificate of Amendment to Amended and Restated Certificate of Incorporation of Incannex Healthcare Inc., dated May 27, 2025 (incorporated by reference to Exhibit 3.1 to the Company&rsquo;s Form 8-K filed with the SEC on May 28, 2025).</A></TD></TR>
    <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD></TR>
    <TR STYLE="vertical-align: top; background-color: #CCEEFF">
      <TD>3.2</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/1873875/000121390023091083/ea189032ex3-1_incannex.htm">Amended and Restated Certificate of Incorporation, as filed with the Secretary of State of the State of Delaware on July 31, 2023 (incorporated by reference to Exhibit 3.1 of the Company&rsquo;s Current Report on Form 8-K filed with the SEC on November 29, 2023)</A></TD></TR>
    <TR STYLE="vertical-align: top; background-color: white">
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD></TR>
    <TR STYLE="vertical-align: top; background-color: #CCEEFF">
      <TD>3.3</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/1873875/000121390023091083/ea189032ex3-2_incannex.htm">Amended and Restated Bylaws, dated November 20, 2023 (incorporated by reference to Exhibit 3.2 of the Company&rsquo;s Current Report on Form 8-K filed with the SEC on November 29, 2023)</A></TD></TR>
    <TR STYLE="vertical-align: top; background-color: white">
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD></TR>
    <TR STYLE="vertical-align: top; background-color: #CCEEFF">
      <TD>5.1*</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify"><A HREF="ea024412101ex5-1_incannex.htm">Opinion of Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C.</A></TD></TR>
    <TR STYLE="vertical-align: top; background-color: white">
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD></TR>
    <TR STYLE="vertical-align: top; background-color: #CCEEFF">
      <TD>23.1*</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify"><A HREF="ea024412101ex23-1_incannex.htm">Consent of Grant Thornton</A></TD></TR>
    <TR STYLE="vertical-align: top; background-color: white">
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD></TR>
    <TR STYLE="vertical-align: top; background-color: #CCEEFF">
      <TD>23.2*</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify"><A HREF="ea024412101ex5-1_incannex.htm">Consent of Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C. (contained in Exhibit 5.1 hereto)</A></TD></TR>
    <TR STYLE="vertical-align: top; background-color: white">
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD></TR>
    <TR STYLE="vertical-align: top; background-color: #CCEEFF">
      <TD>24.1*</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify"><A HREF="#S_001">Power of Attorney (included on signature page)</A></TD></TR>
    <TR STYLE="vertical-align: top; background-color: white">
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD></TR>
    <TR STYLE="vertical-align: top; background-color: #CCEEFF">
      <TD>99.1*</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify"><A HREF="ea024412101ex99-1_incannex.htm">Amendment No. 1 to Incannex Healthcare Inc. 2023 Equity Incentive Plan</A> </TD></TR>
    <TR STYLE="vertical-align: top; background-color: white">
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD></TR>
    <TR STYLE="vertical-align: top; background-color: #CCEEFF">
      <TD>99.2</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/1873875/000121390023091083/ea189032ex10-2_incannex.htm">Incannex Healthcare Inc. 2023 Equity Incentive Plan (incorporated by reference to Exhibit 10.2 of the Company&rsquo;s Current Report on Form 8-K filed with the SEC on November 29, 2023)</A></TD></TR>
    <TR STYLE="vertical-align: top; background-color: white">
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD></TR>
    <TR STYLE="vertical-align: top; background-color: #CCEEFF">
      <TD>107*</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify"><A HREF="ea024412101ex-fee_incannex.htm">Filing Fee Table</A></TD></TR>
    </TABLE>
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  <TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; width: 100%"><TR STYLE="vertical-align: top; text-align: justify">
  <TD STYLE="width: 0in"></TD><TD STYLE="width: 0.25in; text-align: left">*</TD><TD STYLE="text-align: justify">Filed herewith.</TD>
  </TR></TABLE>
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"></P>
  
  <!-- Field: Page; Sequence: 5; Value: 1 -->
      <DIV STYLE="margin-top: 12pt; margin-bottom: 6pt; border-bottom: Black 1.5pt solid"><P STYLE="font: normal 10pt Times New Roman, Times, Serif; text-align: center; margin-top: 0pt; margin-bottom: 0pt">II-<!-- Field: Sequence; Type: Arabic; Name: PageNo -->2<!-- Field: /Sequence --></P></DIV>
      <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
      <!-- Field: /Page -->
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  
  
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B><A NAME="S_001"></A>SIGNATURES</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Pursuant to the requirements of the Securities
  Act of 1933, the Company certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form
  S-8 and has duly caused this registration statement on Form S-8 to be signed on its behalf by the undersigned, thereunto duly authorized,
  in Sydney, on the 4<SUP>th</SUP>&nbsp;day of June, 2025.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>
  
  <TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
    <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD COLSPAN="2"><FONT STYLE="text-transform: uppercase"><B>INCANNEX HEALTHCARE INC.</B></FONT></TD></TR>
    <TR STYLE="vertical-align: top">
      <TD STYLE="width: 60%">&nbsp;</TD>
      <TD STYLE="width: 5%">&nbsp;</TD>
      <TD STYLE="width: 35%">&nbsp;</TD></TR>
    <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD>By:</TD>
      <TD STYLE="border-bottom: black 1.5pt solid">/s/ Joel Latham</TD></TR>
    <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD>Name:&nbsp;</TD>
      <TD>Joel Latham</TD></TR>
    <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD>Title:</TD>
      <TD>Chief Executive Officer, President and Director</TD></TR>
    </TABLE>
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><FONT STYLE="text-transform: uppercase"><B>POWER
  OF ATTORNEY AND SIGNATURES</B></FONT></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">We, the undersigned officers and directors of
  Incannex Healthcare Inc., hereby severally constitute and appoint Joel Latham and Joseph Swan, and each of them individually, our true
  and lawful attorney to sign for us and in our names in the capacities indicated below any and all amendments or supplements, including
  any post-effective amendments, to this registration statement on Form S-8 and to file the same, with exhibits thereto and other documents
  in connection therewith, with the Securities and Exchange Commission, granting unto said attorney full power and authority to do and perform
  each and every act and thing requisite or necessary to be done in and about the premises, as fully to all intents and purposes as he might
  or could do in person, hereby ratifying and confirming our signatures to said amendments to this registration statement signed by our
  said attorney and all else that said attorney may lawfully do and cause to be done by virtue hereof.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Pursuant to the requirements of the Securities
  Act, this registration statement on Form S-8 has been signed below by the following persons in the capacities and on the dates indicated.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  <TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
    <TR>
      <TD STYLE="white-space: nowrap; vertical-align: bottom; width: 28%; border-bottom: black 1.5pt solid; text-align: justify"><B>Person</B></TD>
      <TD STYLE="width: 2%">&nbsp;</TD>
      <TD STYLE="white-space: nowrap; vertical-align: bottom; width: 40%; border-bottom: black 1.5pt solid; text-align: justify"><B>Capacity</B></TD>
      <TD STYLE="width: 2%">&nbsp;</TD>
      <TD STYLE="white-space: nowrap; vertical-align: bottom; width: 28%; border-bottom: black 1.5pt solid; text-align: center"><B>Date</B></TD></TR>
    <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center">&nbsp;</TD></TR>
    <TR>
      <TD STYLE="vertical-align: bottom; border-bottom: black 1.5pt solid">/s/ Joel Latham</TD>
      <TD STYLE="vertical-align: top">&nbsp;</TD>
      <TD STYLE="vertical-align: top">Chief Executive Officer, President and Director</TD>
      <TD STYLE="vertical-align: top">&nbsp;</TD>
      <TD STYLE="vertical-align: top; text-align: center">June 4, 2025</TD></TR>
    <TR STYLE="vertical-align: top">
      <TD>Joel Latham</TD>
      <TD>&nbsp;</TD>
      <TD>(Principal Executive Officer)</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center">&nbsp;</TD></TR>
    <TR>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center">&nbsp;</TD></TR>
    <TR STYLE="vertical-align: top">
      <TD STYLE="white-space: nowrap; border-bottom: black 1.5pt solid">/s/ Joseph Swan</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="white-space: nowrap">Chief Financial Officer</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="white-space: nowrap; text-align: center">June 4, 2025</TD></TR>
    <TR STYLE="vertical-align: top">
      <TD>Joseph Swan</TD>
      <TD>&nbsp;</TD>
      <TD>(Principal Financial and Accounting Officer)</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center">&nbsp;</TD></TR>
    <TR>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center">&nbsp;</TD></TR>
    <TR STYLE="vertical-align: top">
      <TD STYLE="border-bottom: black 1.5pt solid">/s/ Troy Valentine</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">Chairman</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center">June 4, 2025</TD></TR>
    <TR STYLE="vertical-align: top">
      <TD>Troy Valentine</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center">&nbsp;</TD></TR>
    <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center">&nbsp;</TD></TR>
    <TR>
      <TD STYLE="border-bottom: black 1.5pt solid">/s/ Peter Widdows</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">Director</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center">June 4, 2025</TD></TR>
    <TR STYLE="vertical-align: top">
      <TD>Peter Widdows</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center">&nbsp;</TD></TR>
    <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center">&nbsp;</TD></TR>
    <TR STYLE="vertical-align: top">
      <TD STYLE="border-bottom: black 1.5pt solid">/s/ George Anastassov</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">Director</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center">June 4, 2025</TD></TR>
    <TR STYLE="vertical-align: top">
      <TD>George Anastassov</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center">&nbsp;</TD></TR>
    <TR>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center">&nbsp;</TD></TR>
    <TR STYLE="vertical-align: top">
      <TD STYLE="border-bottom: black 1.5pt solid">/s/ Robert Clark</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">Director</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center">June 4, 2025</TD></TR>
    <TR STYLE="vertical-align: top">
      <TD>Robert Clark</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center">&nbsp;</TD></TR>
    </TABLE>
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: left">&nbsp;</P>
  
  
  
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: center; margin-top: 0pt; margin-bottom: 0pt">II-3</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>
  
  <!-- Field: Rule-Page --><DIV STYLE="margin-top: 0pt; margin-bottom: 0pt; width: 100%"><DIV STYLE="font-size: 1pt; border-top: Black 1.5pt solid">&nbsp;</DIV></DIV><!-- Field: /Rule-Page -->
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>
  
  </BODY>
  </HTML>
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metadata_filer: {"company-data": {"conformed-name": "Incannex Healthcare Inc.", "cik": "0001873875", "assigned-sic": "2834", "organization-name": "03 Life Sciences", "ein": "000000000", "state-of-incorporation": "DE", "fiscal-year-end": "0630"}, "filing-values": {"form-type": "S-8", "act": "33", "file-number": "333-287786", "film-number": "251024165"}, "business-address": {"street1": "8 CENTURY CIRCUIT", "street2": "STE. 105", "city": "NORWEST NSW", "state": "C3", "zip": "2153", "phone": "61 409 840 786"}, "mail-address": {"street1": "8 CENTURY CIRCUIT", "street2": "STE. 105", "city": "NORWEST NSW", "state": "C3", "zip": "2153"}, "former-company": {"former-conformed-name": "Incannex Healthcare Ltd", "date-changed": "20210720"}}
text: As filed with the Securities and Exchange Commission on June 4,
  2025
  REGISTRATION NO. 333 -
  UNITED STATES
  SECURITIES AND EXCHANGE COMMISSION
  WASHINGTON, D.C. 20549
  FORM S-8
  REGISTRATION STATEMENT
  under
  the
  SECURITIES ACT OF 1933
  Incannex Healthcare Inc.
  (
  Exact name of Registrant as specified in its
  charter)
  Delaware
  93-2403210
  (State or other jurisdiction of
  incorporation or organization)
  (I.R.S. Employer
  Identification No.)
  Suite 105, 8 Century Circuit Norwest,
  NSW 2153
  Australia
  (
  Address of Principal Executive Offices
  )
  (Zip
  Code)
  Incannex Healthcare Inc. 2023 Equity Incentive
  Plan
  (Full titles of the plan(s))
  Joel Latham
  Chief Executive Officer and President
  Incannex Healthcare Inc.
  Suite 105, 8 Century Circuit Norwest,
  NSW 2153 Australia
  +61 409 840 786
  (
  Name, address and telephone
  number, including area code, of agent for service
  )
  Copies to:
  Scott M. Stanton, Esq.
  Melanie Ruthrauff Levy, Esq.
  Jason Miller, Esq.
  Mintz, Levin, Cohn, Ferris, Glovsky and Popeo,
  PC
  3580 Carmel Mountain Road, Suite 300
  San Diego, CA 92030
  858-314-1873
  Indicate by check mark whether the registrant
  is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company.
  See definition of "large accelerated filer," "accelerated filer," "smaller reporting company,"
  and "emerging growth company" in Rule 12b-2 of the Exchange Act. (Check one):
  Large accelerated
      filer
  ☐
  Accelerated
      filer
  ☐
  Non-accelerated filer
  ☒
  Smaller reporting company
  ☒
  Emerging growth company
  ☒
  If an emerging growth company, indicate by check
  mark if the registrant has elected to use the extended transition period for complying with any new or revised financial accounting standards
  provided pursuant to Section 7(a)(2)(B) of the Securities Act.
  ☐
  EXPLANATORY NOTE
  This Registration Statement on Form S-8 is being
  filed with the U.S. Securities and Exchange Commission (the "SEC") for the purpose of registering an additional 2,700,000
  shares of common stock of Incannex Healthcare Inc. (the "Registrant") issuable, or which may become issuable, under the
  Incannex Healthcare Inc. 2023 Equity Incentive Plan as amended by that certain amendment dated May 27, 2025 (as amended, the "2023
  Plan").
  Pursuant to General Instruction E on Form S-8,
  the contents of the prior registration statement on Form S-8, File No. 333-276172, previously filed with respect to the 2023 Plan, is
  incorporated into this Registration Statement by reference to the extent not modified or superseded hereby or by any subsequently filed
  document, which is incorporated by reference herein or therein.
  PART I
  INFORMATION REQUIRED IN
  THE SECTION 10(a) PROSPECTUS
  The documents containing the information specified
  in Part I of Form S-8 will be sent or given to participants as specified by Rule 428(b)(1) of the Securities Act of 1933, as amended (the
  "Securities Act"). These documents and the documents incorporated by reference into this Registration Statement pursuant to
  Item 3 of Part II of this Registration Statement, taken together, constitute a prospectus that meets the requirements of Section 10(a)
  of the Securities Act.
  1
  PART II
  INFORMATION REQUIRED IN THE REGISTRATION STATEMENT
  Item 3. Incorporation of Documents by Reference.
  The following documents filed
  by the Registrant with the SEC are incorporated herein by reference:
  (a)
  The Registrant's Annual Report on Form 10-K for the
  fiscal year ended June 30, 2024 filed with the SEC on
  September
  30, 2024
  ;
  (b)
  The Registrant's Quarterly Reports on Form 10-Q for
  the quarter ended September 30, 2024, filed on
  November
  14, 2024
  ; the quarter ended December 31, 2024, filed on
  February
  14, 2025
  and the quarter ended March 31, 2025 filed on
  May
  15, 2025
  ;
  (c)
  The Registrant's Current Reports on Form 8-K filed
  with the SEC on
  July 30,
  2024,
  August 5, 2024
  ,
  September 10, 2024
  ,
  September 10, 2024
  ,
  September 30, 2024
  ,
  October 15, 2024
  ,
  October 21, 2024
  ,
  October 24, 2024
  ,
  October 24, 2024
  ,
  December 11, 2024
  ,
  January 10, 2025
  ,
  January 23, 2025
  ,
  February 4, 2025
  ,
  February 14, 2025
  ,
  March 10, 2025
  ,
  March 18, 2025
  ,
  April 3, 2025
  ,
  April 7, 2025
  ,
  April 25, 2025
  ,
  May 14, 2025
  ,
  May
  15, 2025
  ,
  May 15,
  2025
  ,
  May 16, 2025
  ,
  May 20, 2025
  ,
  May
  20, 2025
  ,
  May 28,
  2025
  ,
  May 28, 2025
  ;
  and
  May 29, 2025
  ;
  and
  (d)
  the description of the common stock contained in Exhibit
  99.1 of the Registrant's Current Report on Form 8-K filed with the SEC on
  November
  29, 2023
  , including any amendments or reports filed for the purpose of updating such description.
  In addition, all documents filed by the Registrant
  pursuant to Section 13(a), 13(c), 14 or 15(d) of the Exchange Act subsequent to the filing of this registration statement and prior to
  the filing of a post-effective amendment which indicates that all securities offered hereby have been sold or which de-registers all securities
  then remaining unsold shall be deemed to be incorporated by reference into this registration statement and to be a part hereof from the
  date of filing such documents, except as to specific sections of such statements as set forth therein. Any statement contained in a document
  incorporated or deemed to be incorporated by reference herein shall be deemed to be modified or superseded for purposes of this registration
  statement to the extent that a statement contained herein or in any other subsequently filed document which also is incorporated or deemed
  to be incorporated by reference herein modifies or supersedes such statement. Any statement contained herein shall be deemed to be modified
  or superseded for purposes of this registration statement to the extent that a statement contained in any subsequently filed document
  which also is incorporated or deemed to be incorporated by reference herein modifies or supersedes such statement. Any such statement
  so modified or superseded shall not be deemed, except as so modified or superseded, to constitute a part of this registration statement.
  Under no circumstances shall any information furnished
  under Item 2.02 or 7.01 of Current Report on Form 8-K be deemed incorporated herein by reference unless such Current Report on Form 8-K
  expressly provides to the contrary.
  II-
  1
  Item 8. Exhibits.
  Exhibit No.
  Description
  3.1
  Certificate of Amendment to Amended and Restated Certificate of Incorporation of Incannex Healthcare Inc., dated May 27, 2025 (incorporated by reference to Exhibit 3.1 to the Company's Form 8-K filed with the SEC on May 28, 2025).
  3.2
  Amended and Restated Certificate of Incorporation, as filed with the Secretary of State of the State of Delaware on July 31, 2023 (incorporated by reference to Exhibit 3.1 of the Company's Current Report on Form 8-K filed with the SEC on November 29, 2023)
  3.3
  Amended and Restated Bylaws, dated November 20, 2023 (incorporated by reference to Exhibit 3.2 of the Company's Current Report on Form 8-K filed with the SEC on November 29, 2023)
  5.1*
  Opinion of Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C.
  23.1*
  Consent of Grant Thornton
  23.2*
  Consent of Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C. (contained in Exhibit 5.1 hereto)
  24.1*
  Power of Attorney (included on signature page)
  99.1*
  Amendment No. 1 to Incannex Healthcare Inc. 2023 Equity Incentive Plan
  99.2
  Incannex Healthcare Inc. 2023 Equity Incentive Plan (incorporated by reference to Exhibit 10.2 of the Company's Current Report on Form 8-K filed with the SEC on November 29, 2023)
  107*
  Filing Fee Table
  *
  Filed herewith.
  II-
  2
  SIGNATURES
  Pursuant to the requirements of the Securities
  Act of 1933, the Company certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form
  S-8 and has duly caused this registration statement on Form S-8 to be signed on its behalf by the undersigned, thereunto duly authorized,
  in Sydney, on the 4
  th
  day of June, 2025.
  INCANNEX HEALTHCARE INC.
  By:
  /s/ Joel Latham
  Name:
  Joel Latham
  Title:
  Chief Executive Officer, President and Director
  POWER
  OF ATTORNEY AND SIGNATURES
  We, the undersigned officers and directors of
  Incannex Healthcare Inc., hereby severally constitute and appoint Joel Latham and Joseph Swan, and each of them individually, our true
  and lawful attorney to sign for us and in our names in the capacities indicated below any and all amendments or supplements, including
  any post-effective amendments, to this registration statement on Form S-8 and to file the same, with exhibits thereto and other documents
  in connection therewith, with the Securities and Exchange Commission, granting unto said attorney full power and authority to do and perform
  each and every act and thing requisite or necessary to be done in and about the premises, as fully to all intents and purposes as he might
  or could do in person, hereby ratifying and confirming our signatures to said amendments to this registration statement signed by our
  said attorney and all else that said attorney may lawfully do and cause to be done by virtue hereof.
  Pursuant to the requirements of the Securities
  Act, this registration statement on Form S-8 has been signed below by the following persons in the capacities and on the dates indicated.
  Person
  Capacity
  Date
  /s/ Joel Latham
  Chief Executive Officer, President and Director
  June 4, 2025
  Joel Latham
  (Principal Executive Officer)
  /s/ Joseph Swan
  Chief Financial Officer
  June 4, 2025
  Joseph Swan
  (Principal Financial and Accounting Officer)
  /s/ Troy Valentine
  Chairman
  June 4, 2025
  Troy Valentine
  /s/ Peter Widdows
  Director
  June 4, 2025
  Peter Widdows
  /s/ George Anastassov
  Director
  June 4, 2025
  George Anastassov
  /s/ Robert Clark
  Director
  June 4, 2025
  Robert Clark
  II-3