Heartworm disease is a serious and potentially fatal condition caused by parasitic worms that live in the heart and lungs of dogs.
Monthly preventive medications Once-yearly preventive medications
The best heartworm medication for your dog will depend on a number of factors, including your dog's age, weight, and health history.
Most heartworm medications are administered orally, either as a tablet or a liquid.
The best way to prevent heartworm disease is to give your dog monthly preventive medication.
The most common side effects of dog heartworm prevention medications are mild and go away on their own.
Heartworm disease is a serious and potentially fatal condition, but it is easily preventable with monthly preventive medication.