Spinosad (Comfortis) side effects in Bulldogs

603 FDA reports involve Spinosad in a Bulldog. These are the problems they describe.

Vomiting
360 60%
Didn't stop fleas
119 20%
Lethargy
66 11%
Itching
33 5.5%
Tremors
27 4.5%
Loss of appetite
24 4.0%
Seizures
21 3.5%
Didn't work as expected
20 3.3%
Allergic reaction
20 3.3%
Diarrhea
20 3.3%
Wobbliness (ataxia)
19 3.2%
Drooling
16 2.7%

All reports for Spinosad in dogs