Strides Shasun Ltd. said the U.S. Food and Drug Administration approved its amantadine hydrochloride capsules USP, 100 milligrams.
The drug, which the company will launch immediately, is used as treatment for Parkinson's disease and as pain reliever in the treatment of shingles.
The U.S. market for the product is about $25 million with three generic players, Strides Shasun said in a news release, citing IMS data.