Can Fenbendazole 444Mg be Used in Cats? Fenbendazole 444 mg is a broad-spectrum antiparasitic medication commonly used in veterinary medicine to treat a variety of internal worm infections in animals. Many cat owners wonder whether Fenbendazole 444Mg Tablet can be safely used in cats and whether it is effective against common feline parasites. The answer is yes—Fenbendazole can be used in cats under veterinary guidance, but the...