Drug profile

The FDA adverse-event record for Tylosin Tartrate

494 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Tylosin Tartrate. See the species affected, top reactions, and outcomes below.

494
adverse-event reports
6.3%
death-coded share
Dog
most-reported species
54
Lack of efficacy - NOS - 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.
494
Total Reports
31
Deaths Reported
6.3%
Death Rate

Active Ingredients

Tylosin Tartrate

Administration Routes

OralUnknownCutaneousOphthalmicTopicalRespiratory (Inhalation)SubcutaneousIntraocularOther

Species Affected

Dog 325
Unknown 96
Human 25
Chicken 20
Cat 16
Pig 7
Other Birds 2
Turkey 1
Duck 1
Pheasant 1

Most Affected Breeds

Unknown 128
Retriever - Labrador 26
Shepherd Dog - German 24
Maltese 18
Chicken (unknown) 15
Terrier - Yorkshire 12
Greyhound 11
Retriever - Golden 11
Dog (unknown) 10
Siberian Husky 8

Most Reported Reactions

Lack of efficacy - NOS 54
Diarrhoea 50
Vomiting 41
UNPALATABLE 38
Lethargy (see also Central nervous system depression in 'Neurological') 32
Emesis 29
Other abnormal test result NOS 27
Death 22
Not eating 22
Color, Abnormal 17
Behavioural disorder NOS 15
Product problem 15

Outcome Breakdown

Outcome Unknown
157 (38.7%)
Ongoing
99 (24.4%)
Recovered/Normal
96 (23.6%)
Died
22 (5.4%)
Recovered with Sequela
21 (5.2%)
Euthanized
11 (2.7%)

Tylosin Tartrate Adverse Event Insights

494 reports name Tylosin Tartrate; 31 recorded a death outcome (6.3% of reported events, not a population-level mortality rate). Active ingredient: Tylosin Tartrate. Administration routes: Oral, Unknown, Cutaneous, Ophthalmic.

By species: Dog (325 reports), Unknown (96 reports), Human (25 reports). By breed: Unknown (128), Retriever - Labrador (26), Shepherd Dog - German (24).

Leading clinical signs: Lack of efficacy - NOS (54), Diarrhoea (50), Vomiting (41), UNPALATABLE (38). Outcome, 406 coded reports: Outcome Unknown leads at 38.7%.

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.