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Founded by Allen Chao in 2015.1
AGN on NYSE
Logo: Allergan, Public domain, via Wikimedia Commons4
American pharmaceutical company
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.3 From Wikipedia, CC BY-SA 4.0
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Last updated Oct 16, 2026.
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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.3
Founded by Allen Chao in 2015.1
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Listed on Wikidata.1
From Wikidata.1
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