Ivermectin + Pyrantel (Heartgard Plus) side effects in Portuguese Water Dogs

148 FDA reports involve Ivermectin + Pyrantel in a Portuguese Water Dog. These are the problems they describe.

Didn't stop worms
56 38%
Didn't work as expected
46 31%
Vomiting
37 25%
Digestive tract disorder
31 21%
Lethargy
10 6.8%
Diarrhea
9 6.1%
Loose stool
6 4.1%
Itching
5 3.4%
Didn't prevent heartworm
4 2.7%
Wobbliness (ataxia)
4 2.7%
Underdose
3 2.0%
Drooling
3 2.0%

All reports for Ivermectin + Pyrantel in dogs