Safe-Guard Equine Paste provides safe and effective treatment and control of large strongyles, encysted early third stage, late third stage and fourth stage cyathostome larvae, small strongyles, pinworms, ascarids and arteritis caused by fourth stage larvae of strongylus vulgaris in horses. It features an apple-cinnamon taste that ensures less waste and is safe in horses, even foals and pregnant mares.We directly source prescription medications from manufacturers and wholesale distributors registered with the FDA and licensed by applicable state boards. Guaranteed genuine, and where applicable, backed by the manufacturer.For use in animals only. Warning: The FDA has not approved this product for preventing or treating any illness in humans. Animal products are very different from those approved for humans. Use of animal products in humans is dangerous.