Ivermectin + Pyrantel (Heartgard Plus) side effects in Miniature Pinschers

500 FDA reports involve Ivermectin + Pyrantel in a Miniature Pinscher. These are the problems they describe.

Didn't prevent heartworm
171 34%
Didn't stop worms
89 18%
Didn't work as expected
78 16%
Vomiting
74 15%
Diarrhea
51 10%
Digestive tract disorder
48 9.6%
Lethargy
43 8.6%
Cardiac disorder
24 4.8%
Loss of appetite
22 4.4%
Liver problems
20 4.0%
Tremors
15 3.0%
Seizures
14 2.8%

All reports for Ivermectin + Pyrantel in dogs