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            <ccc>XXXXXXXX</ccc>
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        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
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        <issuerName>RVL Pharmaceuticals plc</issuerName>
        <secFileNumber>001-38709</secFileNumber>
        <issuerAddress>
          <com:street1>400 CROSSING BOULEVARD</com:street1>
          <com:city>BRIDGEWATER</com:city>
          <com:stateOrCountry>NJ</com:stateOrCountry>
          <com:zipCode>08807</com:zipCode>
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        <issuerContactPhone>9088091300</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Altchem Limited</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Affiliate</relationshipToIssuer>
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        <securitiesClassTitle>Ordinary Shares</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>J.P. Morgan Securities LLC</name>
          <address>
            <com:street1>390 Madison Avenue</com:street1>
            <com:street2>6th Floor</com:street2>
            <com:city>New York</com:city>
            <com:stateOrCountry>NY</com:stateOrCountry>
            <com:zipCode>10017</com:zipCode>
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        <noOfUnitsSold>22485297</noOfUnitsSold>
        <aggregateMarketValue>1597971</aggregateMarketValue>
        <noOfUnitsOutstanding>99535197</noOfUnitsOutstanding>
        <approxSaleDate>10/18/2023</approxSaleDate>
        <securitiesExchangeName>Nasdaq</securitiesExchangeName>
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        <securitiesClassTitle>Ordinary Shares</securitiesClassTitle>
        <acquiredDate>10/22/2022</acquiredDate>
        <natureOfAcquisitionTransaction>IPO</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>22485297</amountOfSecuritiesAcquired>
        <paymentDate>10/22/2022</paymentDate>
        <natureOfPayment>Cash</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>10/18/2023</noticeDate>
        <signature>/s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for Altchem Limited</signature>
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text: 144
  0001752864
  XXXXXXXX
  LIVE
  0001739426
  RVL Pharmaceuticals plc
  001-38709
  400 CROSSING BOULEVARD
  BRIDGEWATER
  NJ
  08807
  9088091300
  Altchem Limited
  Affiliate
  Ordinary Shares
  J.P. Morgan Securities LLC
  390 Madison Avenue
  6th Floor
  New York
  NY
  10017
  22485297
  1597971
  99535197
  10/18/2023
  Nasdaq
  Ordinary Shares
  10/22/2022
  IPO
  Issuer
  N
  22485297
  10/22/2022
  Cash
  Y
  10/18/2023
  /s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for Altchem Limited