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New/Reinstated & Terminated Labeler Information

The information below identifies new/reinstated & terminated labelers. This page will be updated as new information is available so please check back often.

For definitions of optional and mandatory effective dates, please see the Medicaid National Drug Rebate Agreement (NDRA). Additionally, the Drug Manufacturer Contact Information contains Optional Effective Date, Termination Date (if applicable), and Legal, Invoice and Technical Contact information for each drug company participating in the MDRP. 

New/Reinstated Labelers

Labeler CodeLabeler NameOptional Effective Date (for State Coverage)Mandatory Effective Date (for State Coverage)
83107LEGACY PHARMA USA, INC.02/24/202607/01/2026
81137SQ INNOVATION, INC.01/30/202604/01/2026
83468MILESTONE PHARMACEUTICALS USA, INC.01/30/202604/01/2026
82983AJENAT PHARMACEUTICALS LLC01/30/202604/01/2026
82112CYTOKINETICS, INCORPORATED01/29/202604/01/2026
85622BLUE HERON PHARMACEUTICALS LLC01/29/202604/01/2026
82497ASSERTIO SPECIALTY PHARMACEUTICALS, INC.01/20/202604/01/2026
84388CORSTASIS USA LLC01/16/202604/01/2026
84635CIPHER PHARMACEUTICALS INC.12/23/202504/01/2026
85437CORAL WAY PHARMA12/22/202504/01/2026
84696KURA ONCOLOGY, INC.12/19/202504/01/2026
72507STEALTH BIOTHERAPEUTICS INC.12/19/202504/01/2026
84141ARROWHEAD PHARMACEUTICALS, INC.12/18/202504/01/2026
52658CITIUS PHARMACEUTICALS, INC.12/17/202504/01/2026
84552TELIX INNOVATIONS12/17/202504/01/2026
49771MOBIUS THERAPEUTICS, LLC12/16/202504/01/2026
83076XCOVERY HOLDINGS INC12/10/202504/01/2026
87127HAPPY ROBIN, LLC12/02/202504/01/2026
72359SUMITOMO PHARMA AMERICA, INC12/02/202504/01/2026
63561GRANULATION TECHNOLOGY, INC.11/19/202504/01/2026

Terminated Labelers

Labeler CodeLabeler NameEffective Date
57665LEADIANT BIOSCIENCES, INC.04/01/2026
68850STI PHARMA, LLC04/01/2026
69656GLAXOSMITHKLINE LLC04/01/2026
70347ARALEZ PHARMACEUTICALS, INC.04/01/2026
83774PILNOVA PHARMA INC04/01/2026
85690INVERNIS PHARMACEUTICALS, INC.04/01/2026

For questions, please contact MDRP Operations at MDROperations@cms.hhs.gov.

Disclaimer: Please note that the information provided on this web page does not bind or obligate the Centers for Medicare and Medicaid Services (CMS). The statements included on this web page are intended to provide information on New/Reinstated & Terminated Labelers and do not in any way revise or modify the requirements set forth in Section 1927 of the Act, the national drug rebate agreement (NDRA), subsequent program releases, or regulations.

Page last updated on February 26, 2026