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Ivermectin + Pyrantel (Heartgard Plus) side effects in Springer English Spaniels

450 FDA reports involve Ivermectin + Pyrantel in a Springer English Spaniel. These are the problems they describe.

Didn't work as expected

145 32%

Didn't stop worms

132 29%

Digestive tract disorder

91 20%

Didn't prevent heartworm

90 20%

64 14%

Cardiac disorder

32 7.1%

25 5.6%

25 5.6%

Loss of appetite

19 4.2%

15 3.3%

13 2.9%

13 2.9%

All reports for Ivermectin + Pyrantel in dogs