Ivermectin + Pyrantel (Heartgard Plus) side effects in Japanese Chin (spaniel)s

40 FDA reports involve Ivermectin + Pyrantel in a Japanese Chin (spaniel). These are the problems they describe.

Diarrhea
11 28%
Vomiting
10 25%
Didn't work as expected
9 23%
Lethargy
6 15%
Seizures
5 13%
Loss of appetite
4 10%
Digestive tract disorder
4 10%
Didn't stop worms
4 10%
Nausea
2 5.0%
Cough
2 5.0%
Didn't prevent heartworm
2 5.0%
Drooling
2 5.0%

All reports for Ivermectin + Pyrantel in dogs