Medicines losing patent protection

MonthYear

October 2026

5 medicines lose their last listed patent or exclusivity in October 2026.

Oct 2Veregensinecatechins · Ani Pharmaceuticals Inc
Oct 4Ariceptdonepezil hydrochloride · Eisai Inc
Oct 6Saphrisasenapine maleate · Abbvie Inc
Oct 12Androgeltestosterone · Besins Healthcare Ireland Ltd
Oct 23Adasuveloxapine · Nova Pneuma Inc

Dates are the patent and exclusivity end dates listed in the FDA's Orange Book, in its data up to October 9, 2026. Patents can be extended, challenged in court or settled, so a generic may come earlier, later or not at all. This is not legal or medical advice.

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