Heartworm medication...
Submitted by Micki Jablonski on June 2, 2013 - 5:54pmI've always begun Heartguard plus or Iverhart plus at 6 months of age and wonder what others do. Also, has anyone used Trifexis. A puppy buyer's vet wants her to start Trifexis now on 10 week old puppy.
