Ulcergard Horse SupplementUlcergard Ulcerguard is a non Prescription Proven Ulcer Preventative. Ulcergard is the only FDA approved non prescription preventative for Equine Gastric Ulcer Syndrome, actively preventing stomach ulcers and associated pain during times of stress or exercise. With Ulcerguard, your horse can stay healthy and comfortable, without the need for a prescription. Each tube of Ulcerguard contains four preventative doses for horses weighing between 600 and