Drug profile

The FDA adverse-event record for Clomipramine Hydrochloride

346 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Clomipramine Hydrochloride. See the species affected, top reactions, and outcomes below.

346
adverse-event reports
3.2%
death-coded share
Dog
most-reported species
69
Tablets, 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.
346
Total Reports
11
Deaths Reported
3.2%
Death Rate

Active Ingredients

Clomipramine Hydrochloride

Administration Routes

OralUnknown

Species Affected

Dog 222
Unknown 95
Cat 20
Human 9

Most Affected Breeds

Unknown 104
Dog (unknown) 22
Crossbred Canine/dog 15
Retriever - Labrador 15
Pit Bull 12
Domestic Shorthair 12
Beagle 9
Terrier - Jack Russell 8
Shepherd Dog - German 8
Terrier - Yorkshire 7

Most Reported Reactions

Tablets, Abnormal 69
Lack of efficacy - NOS 50
Uncoded sign 46
Lethargy (see also Central nervous system depression in 'Neurological') 34
Other abnormal test result NOS 27
Emesis 25
Elevated alanine aminotransferase (ALT) 24
Vomiting 22
Diarrhoea 18
Behavioural disorder NOS 17
Anorexia 17
Accidental exposure 16

Outcome Breakdown

Outcome Unknown
102 (40.6%)
Recovered/Normal
84 (33.5%)
Ongoing
46 (18.3%)
Recovered with Sequela
8 (3.2%)
Died
6 (2.4%)
Euthanized
5 (2.0%)

Clomipramine Hydrochloride Adverse Event Insights

346 reports name Clomipramine Hydrochloride; 11 recorded a death outcome (3.2% of reported events, not a population-level mortality rate). Active ingredient: Clomipramine Hydrochloride. Administration routes: Oral, Unknown.

By species: Dog (222 reports), Unknown (95 reports), Cat (20 reports). By breed: Unknown (104), Dog (unknown) (22), Crossbred Canine/dog (15).

Leading clinical signs: Tablets, Abnormal (69), Lack of efficacy - NOS (50), Uncoded sign (46), Lethargy (see also Central nervous system depression in 'Neurological') (34). Outcome, 251 coded reports: Outcome Unknown leads at 40.6%.

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.