Phenylbutazone side effects in Quarter Horses

43 FDA reports involve Phenylbutazone in a Quarter Horse. These are the problems they describe.

Kidney problems
10 23%
Death
10 23%
Colic
9 21%
Loss of appetite
9 21%
Swelling
9 21%
Excessive thirst
8 19%
Excessive urination
6 14%
Injection site reaction
5 12%
Oral ulceration
4 9.3%
Diarrhea
4 9.3%
Pawing
3 7.0%
Overdose
3 7.0%

All reports for Phenylbutazone in horses