Butorphanol side effects in French Bulldogs

74 FDA reports involve Butorphanol in a French Bulldog. These are the problems they describe.

Breathing problems
23 31%
Swelling
23 31%
Didn't work as expected
19 26%
Lethargy
19 26%
Injection site reaction
17 23%
Loss of appetite
17 23%
Vomiting
15 20%
Death
15 20%
Skin redness
10 14%
Wound
9 12%
Diarrhea
8 11%
Swollen limb
7 9.5%

All reports for Butorphanol in dogs