This product is created for animals and is not intended for human use What is GastroGard for Horses GastroGard is used for the treatment and prevention of gastric ulcers in horses. The active ingredient in GastroGard is omeprazole, which is a proton pump inhibitor that reduces the production of acid in the stomach. By reducing acid production, GastroGard helps to relieve pain and promote healing of the ulcers. Product data sheet Click here for Product Data Sheet/Summary of Product Characteristics (SPC)
