Penicillin G
43 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.
43
Total Reports
12
Deaths Reported
2790.0%
Death Rate
Active Ingredients
Penicillin G
Administration Routes
UnknownSubcutaneousIntravenousIntramuscularIntramammaryOral
Species Affected
Dog 22
Unknown 7
Cat 6
Cattle 3
Horse 2
Pig 1
Alpaca 1
Tiger 1
Most Affected Breeds
Unknown 11
Domestic Shorthair 5
Retriever - Labrador 3
Pug 3
Dog (unknown) 2
Charolais 1
Dachshund (unspecified) 1
Domestic Longhair 1
Sheepdog - Shetland 1
Bichon Frise 1
Most Reported Reactions
Vomiting 10
Death by euthanasia 7
Elevated alanine aminotransferase (ALT) 6
Seizure NOS 6
Other abnormal test result NOS 6
Death 5
Lethargy (see also Central nervous system depression in 'Neurological') 5
Potency, Low 5
Anorexia 4
Elevated serum alkaline phosphatase (SAP) 4
Weight loss 4
Dehydration 4
Outcome Breakdown
Recovered/Normal
12 (30.8%)
Ongoing
8 (20.5%)
Euthanized
7 (17.9%)
Died
6 (15.4%)
Outcome Unknown
6 (15.4%)
Source: FDA Center for Veterinary Medicine — Adverse Event Reports. Data reflects voluntary submissions and may not represent actual incidence rates.