Selamectin (Revolution) side effects in Shih Tzus

734 FDA reports involve Selamectin in a Shih Tzu. These are the problems they describe.

Didn't stop fleas
151 21%
Vomiting
137 19%
Lethargy
125 17%
Itching
74 10%
Diarrhea
66 9.0%
Loss of appetite
65 8.9%
Didn't work as expected
47 6.4%
Didn't prevent heartworm
44 6.0%
Didn't stop worms
43 5.9%
Tremors
42 5.7%
Application site reaction
34 4.6%
Didn't stop ticks
32 4.4%

All reports for Selamectin in dogs