Safe and effective! This broad-spectrum dewormer controls a wide variety of worms and bots with a single use. Provides treatment and control of the following parasites in horses: large and small strongyles, pinworms, ascarids, hairworms, large-mouth stomach worms, bots, lungworms, intestinal threadworms, summer sores, and neck threadworms. For oral use in horses only. Will treat up to 1,250-lb. body weight. Store in a cool, dry place. Individually boxed syringe, 0.21 oz. (6.08 g).