Provide complete heartworm protection for your dog with Heartgard. This easy to administer chewable tablet can be given to dogs of positive, negative and unknown heartworm status. You can't stop mosquito bites. But with Heartguard, you can kill the heartworm larvae that are transmitted to your dog by those annoying bloodsuckers, helping to prevent heartworm disease.
Heartgard is a chewable oral tablet for dogs designed to prevent heartworm disease and effectively treat and control roundworms and hookworms.