[delicatepuzzle]

Originally Posted by deedeebabygirl

I am saying that do I have to take my baby to the vet for another heartworm check in order to get the pill....but my question has been answered on here. The only thing is someone stated this is a yearly check-up, but I just got charlie and he has had his check-up and all of that, so if it is once a year, I wonder why my vet says that it is time,hmmmmmmm, well nevertheless i am going to take him, especially since he has been having diarhea off and on since sunday, plus a little gas.

Did you change his food? This could also be due to the new environment change. Is he a puppy? Puppies go every three weeks.