Spinosad (Comfortis) side effects in Terriers

471 FDA reports involve Spinosad in a Terrier. These are the problems they describe.

Vomiting
322 68%
Lethargy
51 11%
Didn't stop fleas
49 10%
Itching
36 7.6%
Tremors
27 5.7%
Loss of appetite
19 4.0%
Diarrhea
14 3.0%
Behaviour change
13 2.8%
Didn't work as expected
12 2.5%
Wobbliness (ataxia)
11 2.3%
Seizures
11 2.3%
Disorientation
9 1.9%

All reports for Spinosad in dogs