Obagi Medical Products is dedicated to the body's largest organ. The company develops and sells topical, mainly prescription, skin care products designed to treat acne, discoloration, rosacea, sun damage, and wrinkles. Its leading Nu-Derm product line combines prescription and OTC drugs that, when applied, correct damage below the surface of the skin. It also makes vitamin C serums for the face and a generic version of acne drug Retin-A. Obagi, a subsidiary of Valeant Pharmaceuticals, mainly sells its products to dermatologists, plastic surgeons, and other physicians, who then dispense them to their patients.