Unnoticed and consequently untreated, grownup heartworms will infect the arteries of the heart and lungs. While the process is challenging to go by way of, as soon as its finished your dog will be fine and will most likely be ready to reside out a typical, joyful, and lively daily life. It need to be provided to puppies only 6 weeks and over. They are much more generally than not, an irritant.