Panacur Equine Dewormer Paste (fenbendazole) is for horses, foals and ponies only. It's safe for pregnant mares and very young foals. Panacur is highly effective against the predominant internal parasites of horses: large strongyles, small strongyles, pinworms and ascarids. It's conveniently administerd and features a unique apple-cinnamon flavor that horses readily accept. Get some for your horse today. Dosage: Panacur Paste is administered orally at a rate of 2.3mg/lb for the control of large strongyles, small strongyles and pinworms. One oral syringe will deworm a 1,100 lb horse. For foals and weanlings (less than 18 months of age) where ascarids are a common problem, the recommended dose is 4.6mg/lb and one oral syringe will deworm a 550 lbs horse. For control of encysted early third stage, late third stage and fourth stage cyathastome larvae, and fourth stage larvae of S. vulgaris, the recommended dose is 4.6mg/lb for 5 consecutive days using one oral syringe for each 550 lbs of body weight per day. UPC: 0 21784 47112 1 Save by buying the larger Panacur Paste Equine (57 grams) Panacur Equine Dewormer Paste is a registered trademark of Intervet Inc., d/b/a Merck Animal Health, a subsidiary of Merck & Co. Inc.