Fenbendazole is an anthelmintic (deworming) medication primarily used in veterinary medicine. Here are its main uses: 🐶 For Animals (especially dogs, cats, horses, and livestock) Treats intestinal parasites, including: Roundworms Hookworms Whipworms Tapeworms (some species, not all) Giardia (a protozoan parasite) Commonly used in dogs, cats, horses, cattle, sheep, goats, and other animals. 💊 Human Use? Fenbendazole is not FDA-approved for human use, but it has gained attention online (especially in alternative medicine circles) due to anecdotal reports of: Cancer treatment — some individuals have claimed it helped manage or shrink tumors. This is based on limited laboratory studies and anecdotal reports. Not clinically proven, and not advised without medical supervision.