Dogster

Heartworm medicine side effects?

My 11lbs Havanese male is on Iverhart. He gets lethargic from this medicine and my vet doesn't consider switching to another brand. Last night he…

ASKED BY Javi on 8/4/12
TAGGED heartworm, iverhart, heartgard, sideeffects, vomiting, diarrhea IN Heartworm Control 0 ANSWERS