Drug profile

The FDA adverse-event record for Enrofloxacin + Silver Sulfadiazine

455 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Enrofloxacin + Silver Sulfadiazine. See the species affected, top reactions, and outcomes below.

455
adverse-event reports
3.1%
death-coded share
Dog
most-reported species
40
Applicator, Abnormal - top reaction
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Important: Adverse event reports do not establish that a drug caused or contributed to the event. Consult your veterinarian before making treatment decisions.
455
Total Reports
14
Deaths Reported
3.1%
Death Rate

Active Ingredients

EnrofloxacinEnrofloxacin + Silver SulfadiazineSilver Sulfadiazine

Administration Routes

UnknownAuricular (Otic)TopicalOralOphthalmicIntraocularIntra-ArticularOther

Species Affected

Dog 216
Unknown 175
Cat 48
Rabbit 7
Human 6
Guinea Pig 1
Rat 1
Cockatiel 1

Most Affected Breeds

Unknown 184
Retriever - Labrador 24
Domestic Shorthair 24
Crossbred Canine/dog 12
Terrier - Yorkshire 12
Retriever - Golden 10
Pug 9
Shih Tzu 8
Chihuahua 7
Cat (unknown) 7

Most Reported Reactions

Applicator, Abnormal 40
Lack of efficacy - NOS 34
Uncoded sign 25
Containers, Leaking 25
Ear discharge 24
Deafness 22
Dispenser, Abnormal 22
Other abnormal test result NOS 21
Vomiting 20
Behavioural disorder NOS 19
Loss of hearing 19
Pinnal erythema 17

Outcome Breakdown

Outcome Unknown
138 (49.3%)
Recovered/Normal
79 (28.2%)
Ongoing
47 (16.8%)
Euthanized
9 (3.2%)
Died
5 (1.8%)
Recovered with Sequela
2 (0.7%)

Enrofloxacin + Silver Sulfadiazine Adverse Event Insights

455 reports name Enrofloxacin + Silver Sulfadiazine; 14 recorded a death outcome (3.1% of reported events, not a population-level mortality rate). Active ingredients: Enrofloxacin, Enrofloxacin + Silver Sulfadiazine, Silver Sulfadiazine. Administration routes: Unknown, Auricular (Otic), Topical, Oral.

By species: Dog (216 reports), Unknown (175 reports), Cat (48 reports). By breed: Unknown (184), Retriever - Labrador (24), Domestic Shorthair (24).

Leading clinical signs: Applicator, Abnormal (40), Lack of efficacy - NOS (34), Uncoded sign (25), Containers, Leaking (25). Outcome, 280 coded reports: Outcome Unknown leads at 49.3%.

Read these counts as reporting volume, not risk: per our methodology, a widely-prescribed drug will rack up more raw FDA reports in a given year than a rarely-used one at an identical true rate, so we recommend comparing within similar-exposure products rather than across the full 2025 catalog.

Source: FDA Center for Veterinary Medicine openFDA Animal & Veterinary Adverse Events (CVM AER) · 2025

Every figure on PlainBreed is rendered directly from FDA openFDA adverse event data, no number is typed in by an editor. This page draws directly on FDA openFDA data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.