Unspecified Heartworm Prevention
69 adverse event reports submitted to the FDA
Important: Adverse event reports do not establish that a drug caused or contributed to the event. Consult your veterinarian before making treatment decisions.
69
Total Reports
5
Deaths Reported
720.0%
Death Rate
Active Ingredients
Unspecified Heartworm Prevention
Administration Routes
UnknownOralSubcutaneous
Species Affected
Dog 69
Most Affected Breeds
Retriever - Golden 7
Dog (unknown) 4
Retriever - Labrador 4
Beagle 4
Crossbred Canine/dog 4
Shih Tzu 3
Doberman Pinscher 3
Boxer (German Boxer) 3
Shepherd (unspecified) 3
Siberian Husky 3
Most Reported Reactions
Vomiting 14
Lack of efficacy (endoparasite) - heartworm 11
Diarrhoea 9
Lethargy (see also Central nervous system depression in 'Neurological') 7
Lack of efficacy - NOS 7
Weight loss 6
Underdose 5
Other abnormal test result NOS 4
Death by euthanasia 4
Panting 4
Lethargy (see also Central nervous system depression in Neurological) 4
Hyperglycaemia 3
Outcome Breakdown
Outcome Unknown
28 (40.6%)
Ongoing
22 (31.9%)
Recovered/Normal
14 (20.3%)
Euthanized
4 (5.8%)
Died
1 (1.4%)
Source: FDA Center for Veterinary Medicine — Adverse Event Reports. Data reflects voluntary submissions and may not represent actual incidence rates.