Lack of efficacy (flea)
VeDDRA Code: 2649
8,320 adverse event reports referencing this reaction
8,320
Total Reports
13
Deaths
20.0%
Death Rate
Species Most Affected
Dog 7,217
Cat 1,095
Unknown 5
Other 3
Breeds Most Affected
Dog (unknown) 1,023
Crossbred Canine/dog 787
Chihuahua 630
Domestic Shorthair 482
Terrier - Yorkshire 376
Retriever - Labrador 355
Shih Tzu 342
Pit Bull 244
Cat (unknown) 217
Shepherd Dog - German 176
Associated Drugs
Nitenpyram 1,803
Milbemycin Oxime + Spinosad 1,591
Fluralaner Chew Tablets 1,451
Spinosad 1,081
Afoxolaner 830
Afoxolaner 28.3 Mg Chewable Tablets 301
Selamectin 236
Afoxolaner 68 Mg Chewable Tablets 215
Lotilaner 177
Fluralaner Spot-On Solution 165
Afoxolaner 11.3 Mg Chewable Tablets 152
Afoxolaner 136 Mg Chewable Tablets 137
Imidacloprid + Moxidectin 117
Flea Product (Unknown) 97
Lufenuron + Milbemycin Oxime 97
Flea Shampoo 83
Sarolaner 73
Fipronil 72
Milbemycin Oxime, Lufenuron 66
Lufenuron + Milbemycin Oxime + Praziquantel 61
Source: FDA Center for Veterinary Medicine — Adverse Event Reports. Data reflects voluntary submissions and may not represent actual incidence rates.