Selamectin (Revolution) side effects in Chihuahuas

880 FDA reports involve Selamectin in a Chihuahua. These are the problems they describe.

Lethargy
169 19%
Vomiting
137 16%
Didn't stop fleas
134 15%
Loss of appetite
112 13%
Didn't prevent heartworm
111 13%
Diarrhea
89 10%
Itching
83 9.4%
Seizures
74 8.4%
Tremors
58 6.6%
Didn't work as expected
49 5.6%
Death
44 5.0%
Hair loss
43 4.9%

All reports for Selamectin in dogs