Guardian Drug Company

Guardian Drug Company is a specialized pharmaceutical manufacturer focused on over-the-counter (OTC) products, particularly in the gastrointestinal and cough/cold categories. Based in Dayton, New Jersey, the company operates as both a contract development and manufacturing organization (CDMO) and a provider of private-label products for major retailers. Their capabilities include the production of antacids, anti-gas medications, and laxatives in various dosage forms such as tablets, chewables, and liquids. The company maintains an FDA-registered, cGMP-compliant facility to support high-volume manufacturing and packaging requirements for the consumer healthcare market.