Lufenuron
545 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.
545
Total Reports
26
Deaths Reported
480.0%
Death Rate
Active Ingredients
Lufenuron
Administration Routes
SubcutaneousOralUnknownParenteralIntramuscularIntradermalSubconjunctival
Species Affected
Cat 341
Dog 116
Unknown 87
Human 1
Most Affected Breeds
Domestic Shorthair 140
Unknown 88
Domestic (unspecified) 67
Cat (unknown) 58
Domestic Longhair 22
Dog (unknown) 14
Siamese 12
Retriever - Labrador 10
Crossbred Canine/dog 10
Domestic Mediumhair 10
Most Reported Reactions
Lack of efficacy (ectoparasite) - flea 76
Injection site lump 53
Vomiting 51
Anorexia 42
Lethargy (see also Central nervous system depression in 'Neurological') 37
Lack of efficacy (flea) 29
Product syringe issue 28
Depression 28
Diarrhoea 26
Product problem 25
Syringe, Abnormal 24
Pruritus 21
Outcome Breakdown
Outcome Unknown
118 (34.2%)
Ongoing
110 (31.9%)
Recovered/Normal
89 (25.8%)
Died
19 (5.5%)
Euthanized
7 (2.0%)
Recovered with Sequela
2 (0.6%)
Source: FDA Center for Veterinary Medicine — Adverse Event Reports. Data reflects voluntary submissions and may not represent actual incidence rates.