Acetylcysteine
36 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.
36
Total Reports
20
Deaths Reported
5560.0%
Death Rate
Active Ingredients
Acetylcysteine
Administration Routes
UnknownIntravenousOralParenteral
Species Affected
Dog 33
Cat 2
Horse 1
Most Affected Breeds
Shepherd Dog - German 4
Crossbred Canine/dog 3
Poodle (unspecified) 3
Corgi - Welsh Pembroke 3
Siberian Husky 3
Dog (other) 2
Retriever - Labrador 2
Domestic Shorthair 2
Pit Bull 2
Terrier - Boston 2
Most Reported Reactions
Elevated alanine aminotransferase (ALT) 18
Elevated total bilirubin 17
Abnormal ultrasound finding 17
Death by euthanasia 14
Vomiting 12
Hypokalaemia 11
Other abnormal test result NOS 10
Lethargy (see also Central nervous system depression in Neurological) 10
Leucocytosis NOS 9
Icterus 9
Elevated serum alkaline phosphatase (ALP) 9
Anorexia 8
Outcome Breakdown
Euthanized
14 (36.8%)
Ongoing
9 (23.7%)
Outcome Unknown
7 (18.4%)
Died
6 (15.8%)
Recovered/Normal
1 (2.6%)
Recovered with Sequela
1 (2.6%)
Source: FDA Center for Veterinary Medicine — Adverse Event Reports. Data reflects voluntary submissions and may not represent actual incidence rates.