Heartgard side effects in Labrador Retrievers

30 FDA reports involve Heartgard in a Labrador Retriever. These are the problems they describe.

Kidney problems
3 10%
Weakness
3 10%
Unable to rise
2 6.7%
Abnormal ultrasound finding
2 6.7%
Faecal incontinence
2 6.7%
Lameness
2 6.7%
Muscle atrophy
1 3.3%

All reports for Heartgard in dogs