Panacur Powerpac 10% Fenbendazole paste. Panacur Powerpac Paste Horse Wormer is the only FDA approved treatment for all stages of encysted small strongyles. Because strongyles represent up to 90% of a horse's worm burden, it is important to treat all horses with PowerPac horse dewormer 1-2 times per year. Panacur Powerpac is designed to be given 5 days in a row. Includes 5 (57 gram) tubes of fenbendazole (same as Safe-guard Power-Dose). View manufacturer and/or label information
