Lannett Co. Inc. is working toward a new drug application resubmission this year for Numbrino, its topical cocaine solution, despite the efforts of Genus Life Sciences, which received the first US NDA approval of cocaine for its topical Goprelto.
Cocaine, of course, is a very old and infamous drug, but it has decades of specialty use as a topical nasal anesthetic. As a drug on the market before the 1938 Food, Drug & Cosmetics Act, it has been sold under a “grandfathering” approach