Diphenhydramine side effects in Bull - American Pit Terriers

160 FDA reports involve Diphenhydramine in a Bull - American Pit Terrier. These are the problems they describe.

Allergic reaction
81 51%
Vomiting
75 47%
Swelling
72 45%
Lethargy
36 23%
Diarrhea
33 21%
Didn't work as expected
26 16%
Breathing problems
25 16%
Skin redness
20 13%
Injection site reaction
18 11%
Collapse
18 11%
Loss of appetite
16 10%
Itching
15 9.4%

All reports for Diphenhydramine in dogs