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

1,010 FDA reports involve Ivermectin + Pyrantel in a Miniature Schnauzer. These are the problems they describe.

Didn't stop worms
336 33%
Didn't work as expected
264 26%
Vomiting
227 22%
Digestive tract disorder
213 21%
Didn't prevent heartworm
114 11%
Diarrhea
94 9.3%
Lethargy
85 8.4%
Loss of appetite
61 6.0%
Cardiac disorder
46 4.6%
Itching
35 3.5%
Liver problems
31 3.1%
Tremors
28 2.8%

All reports for Ivermectin + Pyrantel in dogs