Imidacloprid, Flumethrin
938 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.
938
Total Reports
34
Deaths Reported
360.0%
Death Rate
Active Ingredients
Imidacloprid, Flumethrin
Administration Routes
TopicalUnknownCutaneousOralSubcutaneous
Species Affected
Dog 791
Cat 146
Unknown 1
Most Affected Breeds
Retriever - Labrador 74
Domestic Shorthair 69
Dog (unknown) 57
Retriever - Golden 45
Cat (unknown) 37
Crossbred Canine/dog 36
Shepherd Dog - Australian 36
Shih Tzu 33
Terrier - Yorkshire 31
Chihuahua 30
Most Reported Reactions
Lack of efficacy (ectoparasite) - flea 391
Lack of efficacy (ectoparasite) - tick NOS 92
Vomiting 75
Behavioural disorder NOS 66
Pruritus 58
Scratching 52
Other abnormal test result NOS 50
Seizure NOS 43
Lack of efficacy (bacteria) - Borrelia 41
Lethargy (see also Central nervous system depression in Neurological) 41
Diarrhoea 37
Lack of efficacy (endoparasite) - heartworm 33
Outcome Breakdown
Outcome Unknown
539 (57.5%)
Ongoing
241 (25.7%)
Recovered/Normal
120 (12.8%)
Died
22 (2.3%)
Euthanized
12 (1.3%)
Recovered with Sequela
4 (0.4%)
Source: FDA Center for Veterinary Medicine — Adverse Event Reports. Data reflects voluntary submissions and may not represent actual incidence rates.