Reaction profile

The FDA adverse-event record for stomach upset

1,215 FDA adverse-event reports reference stomach upset (VeDDRA 1800). See the species, breeds, and drugs most associated with it below.

1,215
reports citing this reaction
4.1%
death-coded share
Dog
most-affected species
Milbemycin Oxime + Spinosad
most-associated drug
Verify with FDA CVM →
1,215
Total Reports
50
Deaths
4.1%
Death Rate

Species Most Affected

Dog 1,062
Human 107
Cat 38
Horse 5
Cattle 3

Breeds Most Affected

Unknown 111
Dog (unknown) 107
Retriever - Labrador 94
Crossbred Canine/dog 62
Terrier - Yorkshire 53
Chihuahua 49
Retriever - Golden 39
Shih Tzu 39
Shepherd Dog - German 33
Boxer (German Boxer) 28

Associated Drugs

Milbemycin Oxime + Spinosad 301
Ivermectin + Pyrantel As Pamoate Salt 102
Afoxolaner 87
Pyrantel Pamoate;Sarolaner 87
Milbemycin Oxime + Praziquantel 79
Spinosad 72
Carprofen 54
Oclacitinib Maleate 51
Grapiprant 44
Maropitant Citrate 37
Lotilaner 37
Trilostane 29
Cyclosporine 28
Fluralaner Chew Tablets 28
Nitenpyram 26
Fluralaner 13.64% 12-Week Chew 26
Metronidazole 22
Ivermectin 21
Polysulfated Glycosaminoglycan 21
Bedinvetmab 20

Stomach upset Reaction Insights

1,215 reports name Stomach upset; 50 recorded a death outcome (4.1% of reported events, not a population-level mortality rate). VeDDRA code: 1800.

By species: Dog (1,062 reports), Human (107 reports), Cat (38 reports). By breed: Unknown (111), Dog (unknown) (107), Retriever - Labrador (94).

Most co-reported drugs: Milbemycin Oxime + Spinosad (301 reports), Ivermectin + Pyrantel As Pamoate Salt (102 reports), Afoxolaner (87 reports), Pyrantel Pamoate;Sarolaner (87 reports).

Read these counts as reporting volume, not risk: per our methodology, co-reporting reflects temporal association captured in voluntary submissions, not proof that a drug caused this reaction. A widely-prescribed drug will rack up more raw co-reports at an identical true rate than a rarely-used one, so compare within similar-exposure products.

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.