Bausch Health Companies Inc., together with its subsidiaries, develops, manufactures, and markets a range of pharmaceutical, medical device, and over-the-counter (OTC) products primarily in the therapeutic areas of eye health, gastroenterology, and dermatology. The company operates through five segments: Salix, International, Solta Medical, Diversified Products, and Bausch + Lomb. The Salix segment provides gastroenterology products in the United States.

The International segment offers Solta products, branded and generic pharmaceutical products, OTC products, and medical device products, and Bausch + Lomb products in Canada, Europe, Asia, Latin America, Africa, and the Middle East. The Solta Medical segment offers medical devices. The Diversified Products segment offers pharmaceutical products in the areas of neurology and other therapeutic classes, as well as generic, dermatological, and dentistry products in the United States.

The Bausch + Lomb segment offers products with a focus on the vision care, surgical, and ophthalmic pharmaceuticals products. The company was formerly known as Valeant Pharmaceuticals International, Inc. and changed its name to Bausch Health Companies Inc. in July 2018. Bausch Health Companies Inc. is headquartered in Laval, Canada.