The Panacur PowerPac by Merck helps a horse combat heavy internal parasite infestations with a convenient, multi-day treatment. This fenbendazole dewormer targets large and small strongyles, encysted small strongyles, roundworms, and other common equine parasites, providing effective control where single-dose treatments may fall short. The flavored oral paste encourages accurate dosing by weight, making administration simple for owners and veterinarians. Regular use supports healthy digestion, nutrient absorption, and overall body condition. Panacur PowerPac delivers proven parasite control, predictable results, and safety for horses of all ages, making it an essential part of any responsible equine deworming program.