Ulcerative cystitis associated with phenylbutazone administration in two horses.


CASE DESCRIPTION A 15-year-old Quarter Horse gelding and a 26-year-old Thoroughbred gelding were evaluated because of hematuria of 4 to 6 days' duration following prolonged oral administration of phenylbutazone. CLINICAL FINDINGS The horses had received either treatment with phenylbutazone for 3 months or intermittent long-term phenylbutazone treatment… (More)
DOI: 10.2460/javma.239.4.499