Chattem is a Chattanooga, Tennessee, producer and marketer of over-the-counter healthcare products, toiletries, dietary supplements, topical analgesics, and medicated skin care products. Originally named the Chattanooga Medicine Company, the company’s brand portfolio holds twenty-two brands including Allegra, Gold Bond, Flexall, IcyHot, Rolaids, Sun-In, Pamprin, Dexatrim, Aspercreme, and Selsun Blue.