Royalty Pharma partners with J&J on $500M drug development deal

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Royalty Pharma Announces R&D Funding Collaboration for Chronic Immune-Mediated Diseases

March 30, 2026 7:15 AM EDT

NEW YORK, March 30, 2026 (GLOBE NEWSWIRE) -- Royalty Pharma plc (Nasdaq: RPRX) today announced a research and development (R&D) co-funding agreement with Johnson & Johnson for a total of $500 million in 2026 and 2027 to advance the development of JNJ-4804, an investigational medicine for autoimmune diseases.

JNJ4804 is a novel coantibody therapy that blocks the complementary interleukin23 (IL23) and tumor necrosis factor (TNF) pathways, delivering synergistic effects on the pathogenesis of chronic immunemediated diseases.

We are delighted to collaborate with Johnson & Johnson on the clinical development of JNJ-4804, said Pablo Legorreta, Chief... More