Ivermectin + Pyrantel (Heartgard Plus) side effects in Hounds

402 FDA reports involve Ivermectin + Pyrantel in a Hound. These are the problems they describe.

Didn't prevent heartworm
166 41%
Didn't stop worms
113 28%
Didn't work as expected
109 27%
Digestive tract disorder
55 14%
Cardiac disorder
36 9.0%
Vomiting
25 6.2%
Diarrhea
20 5.0%
Lethargy
11 2.7%
Seizures
7 1.7%
Overdose
6 1.5%
Loss of appetite
6 1.5%
Drug dose administration interval too long
5 1.2%

All reports for Ivermectin + Pyrantel in dogs