Heartworm Prevention There are many types of heartworm preventions. A popular choice is the Heartgard chewables which is a monthly treat for your dog.
There is a yearly injection for heartworm prevention called Proheart SR12. This is a hassle free way of preventing heartworm. No need to remember monthly treatments. Combination Treatments Combination treatments for heartworm, flea and other parasites are also now available. Revolution is a very safe water fast product for both heartworm and flea control. It also kills Scabies and ear mites. It is registered for roundworm in cats. Advocate is a new product that treats heartworm, fleas and mites including Demodex, roundworm and lice. It is a spot on application which is done monthly.