UlcerGard Oral Paste._x000D_ _x000D_ _x000D_ _x000D_ _x000D_ Each easy to administer tube contains 2.28 grams of FDA approved omeprazole for horses to aid in the prevention of gastric ulcers. UlcerGard is a non-prescription preventative for Equine Gastric Ulcer Syndrome (EGUS), a painful condition that can reduce your horse's performance and can even lead to death. ,_x000D_ UlcerGard contains omeprazole*, which suppresses acid production in a horse's stomach. ULCERGARD has been shown to effectively aid in the prevention of gastric ulcers in horses.