Proheart Yellow (46-68kg) 6 pack

For the monthly prevention of heartworm in dogs. PROHEART tablets prevent heartworm infection, and kill the larval stages of heartworm when they are migrating beneath the skin, before they have a chance to grow to adult parasites. A regular monthly treatment with Proheart eliminates developing parasites acquired from infestations during the previous month. Proheart are not a treatment for existing heartworm disease. Ensure animal is checked by a Veterinarian before commencing tables. Do not use in puppies under 4 weeks of age.
Active ingredient: Moxidectin