Apple flavored Durvet Ivermectin Paste provides effective control of large strongyles, small strongyles, pinworms, ascarids, hairworms, large-mouth stomach worms, bots, lungworms, and intestinal threadworms. • Controls summer sores caused by bots and dermatitis caused by neck threadworms • Removes bots and worms in a single dose • Safe to use on all horses, including broodmares, breeding stallions and young foals • Paste gel is easy to administer in apple flavor that horses love • Single syringe treats 1250 lb. horse