Reaction profile

The FDA adverse-event record for drug dose administration interval too long

3,322 FDA reports name drug dose administration interval too long, a high-volume reaction in the CVM extract (VeDDRA 99823). Plate stamps and neighbourhood peers follow.

#140 of 2,481
by report volume (all reactions)
3,322
reports citing this reaction
1.3%
death-coded share
Dog
most-affected species

Release-over-release change

What changed in the latest FDA data snapshot

PlainBreed reconstructed the prior snapshot from dated openFDA partitions through 2025 Q4, then compared it with the 2026-07-27 openFDA export. Drug dose administration interval too long has 3,322 reports now versus 3,282 in that prior snapshot: 40 more (1.2%).

Report change
+40
Death-coded reports
+0
Death-coded share
−0.0 pts

This compares reported-event counts in two source snapshots. It does not establish a change in real-world risk, product safety, or disease incidence.

Subscribe to Drug dose administration interval too long changes

FDA AER · VeDDRA plate

Code 99823 VOL-MID

VOL-MID · DEATH-LOW · TOP-DECILE · PHOTO-FINISH · SPECIES-DOG · DRUG-LEAD · DESK-WIDE · BOOK-FULL

  • VOL-MID 3,322 reports
  • DEATH-LOW 1.3%
  • TOP-DECILE #140/2481
  • PHOTO-FINISH Musculoskeletal disor…
  • SPECIES-DOG Dog · 2,987
  • DRUG-LEAD Ivermectin + Pyra… · 611
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Musculoskeletal disorder NOS (±26 reports)

Upper-third report volume drives the scale stamps on this plate; death-coded share and co-report peers follow. Not a clinical diagnosis.

High-volume neighbourhood around Drug dose administration interval too long

Upper-third volume poles plus nearest peers, not a full reaction corpus board reprint.

Vomiting · highest174348Musculoskeletal disor… · near3348Drug dose administrat… · thi…3322Dyspnoea · near3279Difficulty of Use · near3272Appetite loss · near3271Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Drug dose administration interval too long

Drug dose administration interval too long: low death-coded share in the FDA AER plate

Signature read: 3,322 reports place Drug dose administration interval too long in the upper third of FDA AER volume (#140 of 2,481). Report volume is upper-third scale: 3,322 named reports in the openFDA extract. Death-coded share is lower-third: 43 of 3,322 reports (1.3% of named reports). Nearest volume peer: Musculoskeletal disorder NOS (±26 reports). Lead species Dog (2,987). Lead co-reported drug Ivermectin + Pyrantel As Pamoate Salt (611).

Read these counts as reporting volume, not risk: per our methodology, Lead co-reported drug Ivermectin + Pyrantel As Pamoate Salt appears in filings alongside this reaction; that is association, not causation. Browse the full reactions index or the about page for how PlainBreed frames FDA CVM extracts.

Species Most Affected

Dog 2,987
Cat 195
Cattle 131
Horse 5
Goat 1
Sheep 1
Chicken 1
Marsupial 1

Breeds Most Affected

Retriever - Labrador 457
Crossbred Canine/dog 276
Retriever - Golden 156
Shepherd Dog - German 149
Chihuahua 125
Domestic Shorthair 103
Dog (unknown) 86
Terrier - Yorkshire 80
Beagle 76
Holstein-Friesian also known as Holstein 74

Associated Drugs

Ivermectin + Pyrantel As Pamoate Salt 611
Moxidectin 565
Fluralaner Chew Tablets 381
Milbemycin Oxime + Spinosad 321
Spinosad 139
Milbemycin Oxime, Lufenuron 126
Imidacloprid + Moxidectin 117
Nitenpyram 87
Selamectin 82
Ivermectin 272Mcg, Pyrantel Pamoate 228Mg, Praziquantel 228Mg 77
Cephapirin Sodium 74
Ivermectin 272Mcg, Pyrantel 227Mg 60
Ivermectin + Pyrantel 60
Milbemycin Oxime 58
Lufenuron + Milbemycin Oxime 57
Fluralaner 13.64% 12-Week Chew 48
Trilostane 45
Oclacitinib Maleate 44
Ivermectin 39
Ivermectin 136Mcg, Pyrantel Pamoate 114Mg, Praziquantel 114Mg 36

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Drug dose administration interval too long, both floored at ≥50 reports so the neighborhoods stay in the advertised mass (the volume chart above is the unfloored photo-finish strip).

Similar report volume

Nearest other reactions by FDA report count (3,322 here).

Similar death-coded share

Nearest other reactions by death-coded share (1.3% here), distinct from the volume row.

What to do with this reaction

A report does not prove a drug caused the reaction; consult a veterinarian before acting on this data.

Source: FDA Center for Veterinary Medicine openFDA Animal & Veterinary Adverse Events (CVM AER) · 2025

openFDA Animal & Veterinary Adverse Events (FDA CVM) for Drug dose administration interval too long (#140 of 2,481 by report volume); death-coded 1.3%. PlainBreed reaction plate · report volume stamp 3,322 · vintage 2025.

Informational only. FDA adverse-event reports are voluntary and do not prove causation; consult a veterinarian before acting on them. Verify with FDA CVM →