Xeris sues Torrent, Rising Pharma and others over generic KEVEYIS after '502 patent grant

Xeris Biopharma Holdings, Inc.

Xeris Pharmaceuticals filed two patent infringement suits Oct 13, 2026 in the U.S. District Court for the District of New Jersey over generic dichlorphenamide.
Action 1 defendants: Torrent Pharma Inc., Torrent Pharmaceuticals Limited, Cycle Pharmaceuticals Limited, Lemed Pharmacy III LLC and Lemed Specialty Pharmacy Arizona LLC.
Action 2 defendants: Rising Pharma Holdings, Inc. and Rising Pharma Specialties Pvt. Ltd.
Suits follow grant of U.S. Patent No. 12,758,502 relating to Xeris' KEVEYIS (dichlorphenamide) product.
Xeris seeks infringement judgment, injunctive relief, monetary and enhanced damages, attorneys' fees and costs.

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