Moxidectin (ProHeart 6) side effects in Border Collies

401 FDA reports involve Moxidectin in a Border Collie. These are the problems they describe.

Didn't prevent heartworm
134 33%
Didn't stop worms
79 20%
Vomiting
57 14%
Lethargy
45 11%
Loss of appetite
29 7.2%
Allergic reaction
26 6.5%
Didn't work as expected
25 6.2%
Seizures
25 6.2%
Swelling
25 6.2%
Diarrhea
24 6.0%
Death
21 5.2%
Wobbliness (ataxia)
19 4.7%

All reports for Moxidectin in dogs