Drug profile

The FDA adverse-event record for Phycox

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

18
adverse-event reports
5.6%
death-coded share
Dog
most-reported species
3
Lameness - 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.
18
Total Reports
1
Deaths Reported
5.6%
Death Rate

Active Ingredients

Phycox

Administration Routes

UnknownOral

Species Affected

Dog 18

Most Affected Breeds

Retriever - Labrador 4
Chihuahua 3
Retriever - Golden 2
Shepherd Dog - German 2
Dachshund - Miniature 1
Spitz - German Pomeranian 1
Terrier - Bull - American Pit 1
Mastiff (unspecified) 1
Terrier - Irish Soft-coated Wheaten 1
Mixed (Dog) 1

Most Reported Reactions

Lameness 3
Abnormal radiograph finding 3
Diarrhoea 3
Lack of efficacy - NOS 3
Vomiting 2
Falling 2
Injection site pain 2
Balance problem 2
Bloody diarrhoea 1
Skin abscess 1
Disorientation 1
Weight loss 1

Outcome Breakdown

Ongoing
12 (66.7%)
Outcome Unknown
3 (16.7%)
Recovered/Normal
2 (11.1%)
Euthanized
1 (5.6%)

Phycox Adverse Event Insights

18 reports name Phycox; 1 recorded a death outcome (5.6% of reported events, not a population-level mortality rate). Active ingredient: Phycox. Administration routes: Unknown, Oral.

By species: Dog (18 reports). By breed: Retriever - Labrador (4), Chihuahua (3), Retriever - Golden (2).

Leading clinical signs: Lameness (3), Abnormal radiograph finding (3), Diarrhoea (3), Lack of efficacy - NOS (3). Outcome, 18 coded reports: Ongoing leads at 66.7%.

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.