Sulfadimethoxine
742 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.
742
Total Reports
77
Deaths Reported
1040.0%
Death Rate
Active Ingredients
Sulfadimethoxine
Administration Routes
OralUnknownSubcutaneousTopicalIntramuscularIntravenousRectalOphthalmic
Species Affected
Dog 458
Unknown 128
Cat 119
Cattle 30
Human 3
Rabbit 3
Sheep 1
Most Affected Breeds
Unknown 131
Retriever - Labrador 56
Domestic Shorthair 55
Retriever - Golden 33
Dog (unknown) 26
Crossbred Canine/dog 22
Chihuahua 21
Shepherd Dog - German 20
Boxer (German Boxer) 17
Shepherd Dog - Australian 15
Most Reported Reactions
Vomiting 103
Lethargy (see also Central nervous system depression in 'Neurological') 96
Diarrhoea 87
Lack of efficacy (protozoa) - Coccidia 78
Death 50
Anorexia 47
Other abnormal test result NOS 39
Emesis 33
Uncoded sign 31
Ataxia 29
Fever 27
Anaemia NOS 27
Outcome Breakdown
Ongoing
196 (35.2%)
Outcome Unknown
142 (25.5%)
Recovered/Normal
134 (24.1%)
Died
60 (10.8%)
Euthanized
17 (3.1%)
Recovered with Sequela
8 (1.4%)
Source: FDA Center for Veterinary Medicine — Adverse Event Reports. Data reflects voluntary submissions and may not represent actual incidence rates.