Pyrantel side effects in Quarter Horses

193 FDA reports involve Pyrantel in a Quarter Horse. These are the problems they describe.

Didn't work as expected
52 27%
Accidental exposure
37 19%
Abdominal pain
34 18%
No sign
32 17%
Loss of appetite
20 10%
Didn't stop worms
19 9.8%
Death
15 7.8%
Allergic reaction
12 6.2%
Weight loss
11 5.7%
Lethargy
11 5.7%
Diarrhea
10 5.2%
Colic
8 4.1%

All reports for Pyrantel in horses