Spinosad (Comfortis) side effects in Pit Bulls

1,182 FDA reports involve Spinosad in a Pit Bull. These are the problems they describe.

Vomiting
709 60%
Didn't stop fleas
265 22%
Lethargy
137 12%
Itching
79 6.7%
Loss of appetite
57 4.8%
Tremors
43 3.6%
Allergic reaction
37 3.1%
Wobbliness (ataxia)
37 3.1%
Diarrhea
33 2.8%
Skin rash or irritation
25 2.1%
Drooling
24 2.0%
Seizures
24 2.0%

All reports for Spinosad in dogs