Pet Recall Facts

Ingredients / Fluralaner

Fluralaner: FDA adverse event reports for pets

Reports received through June 26, 2026. Data and limitations.

91,881Total reports
68,659Dog reports
13,760Cat reports

FDA-approved products with this ingredient (Green Book)

All approved products with this ingredient, for any species.

Brand names come only from the Green Book. Brand names in FDA's public report data are masked, so counts cannot be attributed to any brand. Ingredient names in the reports are written many ways; we group them under one ingredient name and count each report once per ingredient (method).

Reports by year received

20121
2014983
20155,029
20167,267
20179,444
20189,992
20199,217
20208,998
20217,272
20226,040
20236,514
20247,622
20258,164
20265,337

Species named in reports

Dog68,659
Cat13,760
Not given8,112
Human1,314
Rabbit6
Wolf3
Marsupial3
Fox3

Signs reported after Fluralaner

Vomiting20,669
Lack of efficacy (ectoparasite) - flea18,830
Lethargy (see also Central nervous system depression in Neurological)7,642
Emesis (multiple)6,516
Lack of efficacy (ectoparasite) - tick NOS5,583
Diarrhoea4,852
UNPALATABLE4,071
Seizure NOS3,445
Application site hair loss2,542
Product Defect, General2,325
Product problem2,062
Decreased appetite1,909
Not eating1,873
Behavioural disorder NOS1,861
Anorexia1,697
Lack of efficacy (tick)1,640
Lack of efficacy (flea)1,634
Drug administration error1,615
Lack of efficacy (bacteria) - NOS1,506
Death by euthanasia1,371
Ataxia1,367
Underfilling, Container1,271
Death1,239
Other abnormal test result NOS1,227
Weight loss1,165

Breeds named in reports

Crossbred Canine/dog16,171
Domestic Shorthair8,505
Retriever - Labrador6,503
Dog (unknown)3,580
Chihuahua3,400
Retriever - Golden3,104
Shepherd Dog - German2,824
Shih Tzu2,690
Terrier - Yorkshire2,584
Pit Bull2,266
Poodle (unspecified)2,210
Shepherd Dog - Australian1,902
Terrier (unspecified)1,733
Maltese1,545
Boxer (German Boxer)1,328

Reported outcomes

Ongoing42,503
Recovered/Normal29,484
Outcome Unknown8,488
Euthanized1,366
Died1,351
Recovered with Sequela615

Report a problem to FDA