Drug profile

The FDA adverse-event record for Avocado/Soybean Unsaponifiable + Glucosamine + Sodium Chondroitin Sulfate + Methylsulfonylmethane

60 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Avocado/Soybean Unsaponifiable + Glucosamine + Sodium Chondroitin Sulfate + Methylsulfonylmethane. See the species affected, top reactions, and outcomes below.

60
adverse-event reports
8.3%
death-coded share
Dog
most-reported species
15
Diarrhoea - 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.
60
Total Reports
5
Deaths Reported
8.3%
Death Rate

Active Ingredients

Avocado/Soybean Unsaponifiable + Glucosamine + Sodium Chondroitin Sulfate + Methylsulfonylmethane

Administration Routes

OralUnknownTransdermal

Species Affected

Dog 59
Cat 1

Most Affected Breeds

Retriever - Labrador 17
Shepherd Dog - German 4
Pit Bull 3
Collie - Border 2
Spitz - German Pomeranian 2
Corgi (unspecified) 2
Retriever - Golden 2
Mountain Dog - Bernese 2
Spaniel - King Charles Cavalier 2
Pug 1

Most Reported Reactions

Diarrhoea 15
Vomiting 10
Other abnormal test result NOS 9
Lethargy (see also Central nervous system depression in 'Neurological') 8
Anorexia 6
Lack of efficacy - NOS 5
Elevated alanine aminotransferase (ALT) 5
Weight loss 5
Abdominal pain 5
Seizure NOS 4
Behavioural disorder NOS 4
Inappetence 4

Outcome Breakdown

Ongoing
22 (36.7%)
Outcome Unknown
19 (31.7%)
Recovered/Normal
14 (23.3%)
Died
3 (5.0%)
Euthanized
2 (3.3%)

Avocado/Soybean Unsaponifiable + Glucosamine + Sodium Chondroitin Sulfate + Methylsulfonylmethane Adverse Event Insights

60 reports name Avocado/Soybean Unsaponifiable + Glucosamine + Sodium Chondroitin Sulfate + Methylsulfonylmethane; 5 recorded a death outcome (8.3% of reported events, not a population-level mortality rate). Active ingredient: Avocado/Soybean Unsaponifiable + Glucosamine + Sodium Chondroitin Sulfate + Methylsulfonylmethane. Administration routes: Oral, Unknown, Transdermal.

By species: Dog (59 reports), Cat (1 reports). By breed: Retriever - Labrador (17), Shepherd Dog - German (4), Pit Bull (3).

Leading clinical signs: Diarrhoea (15), Vomiting (10), Other abnormal test result NOS (9), Lethargy (see also Central nervous system depression in 'Neurological') (8). Outcome, 60 coded reports: Ongoing leads at 36.7%.

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.