Can Heartgard Give Dogs Diarrhea?
Can Heartgard Give Dogs Diarrhea? ADVERSE REACTIONS: The following adverse reactions have been reported following the use of HEARTGARD: Depression/lethargy, vomiting, anorexia, diarrhea, mydriasis, ataxia, staggering, convulsions and hypersalivation. Can Heartgard and Nexgard cause diarrhea? Nexgard does sometimes cause a little GI upset or diarrhea, especially if it is not given with food. Giving it