You won’t find heartworms in the stool, heartworms are a deadly painful worm that goes to the heart. You must not stop and start the medication without a blood test, this could kill you dog. Doctors won’t even renew a prescription without doing a blood test because it’s so dangerous to give them the pill if they have heartworms. There are some heartworm medications that kill all worms, and even those that you find in the stool, but not all of them do, so you might want to look at a type that kills all worms. We give on the first of each month, and have an email service send us a reminder. |