Durvet Ivermectin and DuraMectrin Paste is a highly effective dewormer for all ages of horses including mares at any stage of pregnancy and stallions. Both products contain 1.87% ivermectin in a paste form and provide effective treatment and control of the following parasites in horses: pinworms, hairworms, small and large strongyles, summer sores, intestinal threadworms, bots, dermatitis, ascarids, lungworms, and large-mouth stomach worms. Each syringe contains sufficient paste to treat one 1250 lb horse at the recommended dose rate of 91 mcg ivermectin per lb (200 mcg/kg) body weight. Each weight marking on the syringe plunger delivers enough paste to treat 250 lb body weight.

The product shipped will depend on availability.