Allergan plc is a leading global pharmaceutical company that develops, manufactures, and markets a broad range of pharmaceutical products and medical devices. Founded in 1948, Allergan has grown to become one of the world’s largest and most successful pharmaceutical companies,
From Wikipedia
Allergan plc is an American, Irish-domiciled pharmaceutical company that acquires, develops, manufactures and markets brand name drugs and medical devices in the areas of medical aesthetics, eye care, central nervous system, and gastroenterology. The company is the maker of Botox.