Medicines losing patent protection

MonthYear

November 2026

1 medicine loses its last listed patent or exclusivity in November 2026.

Nov 28Naropinropivacaine hydrochloride · Fresenius Kabi USA LLC

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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