Cefazolin
502 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.
502
Total Reports
190
Deaths Reported
3780.0%
Death Rate
Active Ingredients
Cefazolin
Administration Routes
UnknownIntravenousParenteralSubcutaneousIntramuscularOtherOralOphthalmic
Species Affected
Dog 399
Cat 101
Horse 1
Unknown 1
Most Affected Breeds
Domestic Shorthair 62
Retriever - Labrador 59
Crossbred Canine/dog 28
Retriever - Golden 17
Boxer (German Boxer) 15
Bulldog 12
Terrier - Bull - American Pit 12
Terrier - Yorkshire 11
Dog (unknown) 10
Rottweiler 9
Most Reported Reactions
Vomiting 99
Death 96
Lethargy (see also Central nervous system depression in 'Neurological') 91
Other abnormal test result NOS 91
Death by euthanasia 88
Anorexia 81
Not eating 68
Elevated blood urea nitrogen (BUN) 48
Fever 48
Weight loss 46
Hypothermia 46
Leucocytosis NOS 45
Outcome Breakdown
Recovered/Normal
127 (25.0%)
Ongoing
113 (22.2%)
Died
104 (20.5%)
Euthanized
87 (17.1%)
Outcome Unknown
72 (14.2%)
Recovered with Sequela
5 (1.0%)
Source: FDA Center for Veterinary Medicine — Adverse Event Reports. Data reflects voluntary submissions and may not represent actual incidence rates.