Milbemycin Oxime (Interceptor) side effects in Border Collies

383 FDA reports involve Milbemycin Oxime in a Border Collie. These are the problems they describe.

Didn't prevent heartworm
190 50%
Didn't stop worms
63 16%
Didn't work as expected
50 13%
Diarrhea
39 10%
Vomiting
33 8.6%
Lethargy
22 5.7%
Seizures
19 5.0%
Loss of appetite
13 3.4%
Death
12 3.1%
Behaviour change
6 1.6%
Liver problems
6 1.6%
Loose stool
5 1.3%

All reports for Milbemycin Oxime in dogs