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Ivermectin (Heartgard) side effects in Labrador Retrievers

1,096 FDA reports involve Ivermectin in a Labrador Retriever. These are the problems they describe.

Didn't prevent heartworm

548 50%

180 16%

Didn't work as expected

110 10%

95 8.7%

Wobbliness (ataxia)

62 5.7%

54 4.9%

Loss of appetite

52 4.7%

52 4.7%

Eye or vision problems

47 4.3%

45 4.1%

43 3.9%

34 3.1%

All reports for Ivermectin in dogs