Xylazine Hydrochloride
115 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.
115
Total Reports
26
Deaths Reported
2260.0%
Death Rate
Active Ingredients
Xylazine Hydrochloride
Administration Routes
UnknownIntravenousIntramuscularIntraperitonealUrethral
Species Affected
Horse 57
Cat 12
Unknown 11
Dog 8
Cattle 7
Donkey 5
Pig 4
Rat 3
Sheep 3
Rabbit 2
Most Affected Breeds
Unknown 37
Horse (unknown) 22
Quarter Horse 8
Domestic Shorthair 6
Dog (unknown) 4
Palomino 3
Pig (unknown) 3
Sheep (unknown) 3
Cattle (unknown) 3
Arab 2
Most Reported Reactions
Lack of efficacy - NOS 35
INEFFECTIVE, SEDATION 17
Death 16
INEFFECTIVE, ANESTHESIA 9
Seizure NOS 8
Color, Abnormal 5
Unrelated death 5
Appearance, Abnormal 5
Intentional misuse 5
Ataxia 4
Sedation 4
Behavioural disorder NOS 4
Outcome Breakdown
Recovered/Normal
69 (63.9%)
Died
18 (16.7%)
Outcome Unknown
13 (12.0%)
Euthanized
8 (7.4%)
Source: FDA Center for Veterinary Medicine — Adverse Event Reports. Data reflects voluntary submissions and may not represent actual incidence rates.