Perrigo Company, through its subsidiaries, develops, manufactures, and distributes over-the-counter (OTC) and generic prescription (Rx) pharmaceuticals, infant formulas, nutritional products, and active pharmaceutical ingredients (API) worldwide. The company operates in four segments: Consumer Healthcare, Nutritionals, Rx Pharmaceuticals, and API. The Consumer Healthcare segment offers a line of OTC pharmaceutical products in the areas of analgesics, cough/cold/allergy/sinus, gastrointestinal, and smoking cessation, as well as in the areas of feminine hygiene, diabetes care, and dermatological care. The Nutritionals segment develops, manufactures, markets, and distributes infant and toddler formula products, infant and toddler foods, and oral electrolyte solution products, as well as vitamin, mineral, and dietary supplement products. The Rx Pharmaceuticals segment develops, manufactures and markets a portfolio of generic prescription drug products in topical dosage forms, such as creams, ointments, lotions, gels, shampoos, foams, suppositories, sprays, liquids, suspensions, solutions, and powders, as well as controlled substances, injectables, hormones, and oral liquids and oral solid dosage forms. The API segment develops, manufactures, and markets API used by the generic drug industry and branded pharmaceutical companies. Perrigo Company also manufactures and markets branded prescription drugs; and imports pharmaceutical, diagnostics, and other medical products. The company sells its products through chain drug stores, wholesalers, distributors, hospital systems, and group purchasing organizations, as well as retail drug, supermarket, and mass merchandise chains. It has joint development agreements with Medicis Pharmaceutical Corporation, and M. Arkin, Ltd. Perrigo Company was founded in 1887 and is headquartered in Allegan, Michigan.