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Parties Dispute Intent Standard in STELARA® Antitrust Appeal

As we previously reported, portions of CareFirst’s antitrust claims concerning STELARA® (ustekinumab) survived summary judgment in December 2025. On January 14, 2026, the U.S. District Court for the Eastern District of Virginia reconsidered that decision and granted summary judgment to Johnson & Johnson and Janssen Biotech, Inc. (collectively, “J&J”) on…

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FDA Revises Draft Guidance on Substantial Evidence of Effectiveness to Clarify Confirmatory Evidence Requirements for a Single Clinical Investigation

On June 25, 2026, the U.S. Food and Drug Administration (FDA) announced the availability of revised draft guidance titled “Demonstrating Substantial Evidence of Effectiveness for Human Drug and Biological Products.”  The original draft guidance was issued in December 2019.  When finalized, the revised draft guidance will replace the FDA’s 1998…

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Formycon and Regeneron Settle European Aflibercept Biosimilar Litigation

On March 19, 2026, Formycon and its license partner Klinge Biopharma announced a settlement and license agreement with Regeneron and Bayer resolving all patent disputes relating to the EU-approved AHZANTIVE and BAIAMA aflibercept biosimilars referencing EYLEA.  Nicola Mikulcik, Chief Business Officer of Formycon AG stated of the announcement, “The agreement…

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Formycon and Lotus Expand Collaboration in Asia-Pacific Region to Pembrolizumab Biosimilar

On February 11, 2026, Formycon AG and Lotus Pharmaceutical announced the execution of an exclusive license agreement directed to Formycon’s pembrolizumab biosimilar candidate, FYB206.  Pembrolizumab is currently approved as KEYTRUDA (Merck Sharp & Dohme LLC) and is indicated to treat a variety of tumors.  FYB206 is near the end of…

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Hikma Launches Ustekinumab Biosimilar STARJEMZA

On November 6, 2025, Hikma Pharmaceuticals PLC, and its subsidiary Hikma Pharmaceuticals USA Inc., announced the launch of STARJEMZA (ustekinumab-hmny).  STARJEMZA references Janssen’s STELARA, and is indicated for the treatment of plaque psoriasis, psoriatic arthritis, Crohn’s disease, and ulcerative colitis.  Craig Boyd, commercial lead for the biosimilar, commented that “We…

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FDA Approves Seventh Denosumab Biosimilar: Richter and Hikma’s Enoby and Xtrenbo

On September 29, 2025, Gedeon Richter Plc. (“Richter”) and Hikma Pharmaceuticals Plc. along with its wholly owned subsidiary Hikma Pharmaceuticals USA Inc. (“Hikma”) announced that the FDA approved their biosimilar denosumab products Enoby and Xtrenbo (denosumab-qbde), referencing Prolia and Xgeva respectively.  This marks the seventh biosimilar denosumab approval. Hikma and…

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