S-methoprene side effects in Shih Tzus

53 FDA reports involve S-methoprene in a Shih Tzu. These are the problems they describe.

Lethargy
22 42%
Vomiting
20 38%
Wobbliness (ataxia)
12 23%
Loss of appetite
9 17%
Diarrhea
9 17%
Restlessness or agitation
6 11%
Tremors
5 9.4%
Itching
4 7.5%
Adipsia
4 7.5%
Accidental exposure
3 5.7%
Didn't stop fleas
3 5.7%
Behaviour change
3 5.7%

All reports for S-methoprene in dogs