Reaction profile

The FDA adverse-event record for drug dose omission

3,814 FDA adverse-event reports reference drug dose omission (VeDDRA 99825). See the species, breeds, and drugs most associated with it below.

3,814
reports citing this reaction
0.8%
death-coded share
Dog
most-affected species
Milbemycin Oxime + Spinosad
most-associated drug
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3,814
Total Reports
30
Deaths
0.8%
Death Rate

Species Most Affected

Dog 3,645
Cat 161
Unknown 2
Chicken 1
Marsupial 1
Horse 1
Goat 1
Cattle 1
Sheep 1

Breeds Most Affected

Retriever - Labrador 594
Crossbred Canine/dog 318
Shepherd Dog - German 234
Pit Bull 151
Dog (unknown) 140
Chihuahua 136
Retriever - Golden 122
Shepherd Dog - Australian 94
Beagle 87
Boxer (German Boxer) 83

Associated Drugs

Milbemycin Oxime + Spinosad 1,736
Spinosad 592
Milbemycin Oxime + Praziquantel 440
Fluralaner Chew Tablets 231
Ivermectin + Pyrantel As Pamoate Salt 194
Ivermectin + Pyrantel 153
Milbemycin/Lufenuron/Pzq Chew 131
Milbemycin Oxime 129
Pyrantel Pamoate;Sarolaner 121
Afoxolaner 118
Selamectin 116
Milbemycin/Lufenuron Tablets 101
Milbemycin Oxime, Lufenuron 100
Lufenuron + Milbemycin Oxime 96
Ivermectin 68
Lufenuron + Milbemycin Oxime + Praziquantel 61
Lotilaner 56
Imidacloprid + Moxidectin 52
Oclacitinib Maleate 50
Ivermectin 272Mcg, Pyrantel Pamoate 228Mg, Praziquantel 228Mg 49

Drug dose omission Reaction Insights

3,814 reports name Drug dose omission; 30 recorded a death outcome (0.8% of reported events, not a population-level mortality rate). VeDDRA code: 99825.

By species: Dog (3,645 reports), Cat (161 reports), Unknown (2 reports). By breed: Retriever - Labrador (594), Crossbred Canine/dog (318), Shepherd Dog - German (234).

Most co-reported drugs: Milbemycin Oxime + Spinosad (1,736 reports), Spinosad (592 reports), Milbemycin Oxime + Praziquantel (440 reports), Fluralaner Chew Tablets (231 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.