Amphastar Pharmaceuticals, Inc.

Amphastar Pharmaceuticals is a biopharmaceutical company that develops, manufactures, markets, and sells generic and proprietary injectable, inhalation, and intranasal pharmaceuticals. The company focuses on technically challenging-to-formulate medications including emergency use products like naloxone and epinephrine auto-injectors. Amphastar serves hospitals, clinics, and physicians throughout the United States.