Teligent, Inc. announces first FDA generic approval of Hydrocortisone Butyrate Lotion 0.1%. Teligent, Inc., a New Jersey-based specialty generic pharmaceutical company, announced it has received approval of the company’s abbreviated new drug application (ANDA) from the U.S. Food and Drug Administration (FDA) of Hydrocortisone Butyrate Lotion 0.1%. It is Teligent’s ninth approval for 2017, and its 19th…