Ivermectin + Pyrantel (Heartgard Plus) side effects in Deutsche Dogge, Great Danes

666 FDA reports involve Ivermectin + Pyrantel in a Deutsche Dogge, Great Dane. These are the problems they describe.

Didn't prevent heartworm
264 40%
Didn't stop worms
153 23%
Didn't work as expected
115 17%
Vomiting
85 13%
Digestive tract disorder
70 11%
Diarrhea
66 9.9%
Cardiac disorder
43 6.5%
Underdose
26 3.9%
Lethargy
26 3.9%
Loss of appetite
20 3.0%
Death
18 2.7%
Overdose
13 2.0%

All reports for Ivermectin + Pyrantel in dogs