Sentinel Flavor Tabs, by Novartis, prevents heartworm disease and to control adult hookworm infections. Sentinel Flavor Tabs protects against heartworms, controls flea populations, hookworm infections, removes and controls adult roundworm and whipworm infections. It comes in a 6-month supply and now NEW 12 month supplies. A prescription is required. Choose size below. As with other heartworm preventives, dogs must be tested for heartworm prior to using SENTINEL Flavor Tabs. Buy the 12-Month Sentinel packs for your convenience and added savings!

12 MONTH Sentinel Heartworm Green for Dogs and Puppies 11-25lbs $103.99