Drug profile

The FDA adverse-event record for Fluoxetine Hcl

360 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Fluoxetine Hcl. See the species affected, top reactions, and outcomes below.

360
adverse-event reports
4.2%
death-coded share
Dog
most-reported species
69
Vomiting - 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.
360
Total Reports
15
Deaths Reported
4.2%
Death Rate

Active Ingredients

Fluoxetine Hcl

Administration Routes

OralUnknownOphthalmic

Species Affected

Dog 334
Cat 19
Human 7

Most Affected Breeds

Retriever - Labrador 37
Pug 14
Shepherd Dog - German 13
Crossbred Canine/dog 13
Terrier - Bull - American Pit 13
Boxer (German Boxer) 11
Beagle 10
Domestic Shorthair 10
Retriever - Golden 8
Unknown 7

Most Reported Reactions

Vomiting 69
Lethargy (see also Central nervous system depression in 'Neurological') 42
Emesis 38
Lack of efficacy - NOS 31
Diarrhoea 26
Behavioural disorder NOS 24
Seizure NOS 24
Anxiety 22
Decreased appetite 17
Weight loss 15
Other abnormal test result NOS 15
Panting 14

Outcome Breakdown

Ongoing
131 (36.3%)
Recovered/Normal
124 (34.3%)
Outcome Unknown
83 (23.0%)
Euthanized
12 (3.3%)
Recovered with Sequela
8 (2.2%)
Died
3 (0.8%)

Fluoxetine Hcl Adverse Event Insights

360 reports name Fluoxetine Hcl; 15 recorded a death outcome (4.2% of reported events, not a population-level mortality rate). Active ingredient: Fluoxetine Hcl. Administration routes: Oral, Unknown, Ophthalmic.

By species: Dog (334 reports), Cat (19 reports), Human (7 reports). By breed: Retriever - Labrador (37), Pug (14), Shepherd Dog - German (13).

Leading clinical signs: Vomiting (69), Lethargy (see also Central nervous system depression in 'Neurological') (42), Emesis (38), Lack of efficacy - NOS (31). Outcome, 361 coded reports: Ongoing leads at 36.3%.

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.