Keeping your horses safe from internal parasites can be a difficult task. A horse dewormer can help. ZIMECTERIN GOLD dewormer for horses controls more species and stages of parasites than any other product. Contains ivermectin and praziquantel as the active ingredients Broad- spectrum control over internal parasites Approved for use in horses 2 months of age or older Kills more species and stages of parasites than any other horse dewormer Effective against small strongyles resistant to benzimidazole products More than 99% effective against natural tapeworm infections (Anoplocephala perfoliata) Size: 0.26 oz Syringe ZIMECTERIN GOLD paste provides effective treatment and control against the following important internal parasites in horses: tapeworms small and large strongyles Ascarids bots pinworms Threadworms lungworms The 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 and 454 mcg praziquantel per lb. (1 mg/kg) body weight. Each weight marking on the syringe plunger delivers enough paste to treat 250 lb. body weight.