What's the best Heartworm preventive medicine for Dogs?
I have 3 dogs that I need to get heartworm preventive medicine for. I was using vet prescribed medicine but want to switch to over the counter. Need suggestions of which is best.
Louie is a Beagle/Dachsand – 2 years, 47 lbs
Whitie is a Pit Bull – 3 years, 57 lbs
Junior is a Pit Bull Mix – 6 years, 68 lbs
The question was answered by :
Boxer Lover :
Heartgurad! You give them one to eat once a month. Get it right at your vets.

