Tag: R-phenylephrine hydrochloride

eNewsChannels NEWS: (PORTLAND, Ore.,) -- Paragon BioTeck, Inc. announces a monumental ruling handed down by the United States Patent and Trademark Office (USPTO) affirming claims made by Paragon in the patent for its R-phenylephrine hydrochloride formulation. Paragon is a privately held pharmaceutical and medical device company specializing in the development and commercialization of ophthalmic pharmaceuticals, devices and therapies.