Spinosad (Comfortis) side effects in Border Collies

228 FDA reports involve Spinosad in a Border Collie. These are the problems they describe.

Vomiting
108 47%
Didn't stop fleas
59 26%
Itching
25 11%
Lethargy
19 8.3%
Loss of appetite
17 7.5%
Seizures
17 7.5%
Diarrhea
11 4.8%
Death
10 4.4%
Wobbliness (ataxia)
8 3.5%
Behaviour change
7 3.1%
Didn't work as expected
7 3.1%
Liver problems
6 2.6%

All reports for Spinosad in dogs