Reaction profile

The FDA adverse-event record for focusing difficult

Name: Focusing difficult - FDA Animal Adverse Reaction
Creator: PlainBreed
License: https://open.fda.gov/license/

39 FDA reports name focusing difficult, a lower-volume reaction in the CVM extract (VeDDRA 1479). Plate stamps and neighbourhood peers follow.

#1860 of 2,481
by report volume (all reactions): 39
reports citing this reaction: 5.1%
death-coded share: Dog
most-affected species

Compiled by PlainBreed

Verify with FDA CVM →

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. Focusing difficult has 39 reports now versus 39 in that prior snapshot: 0 the same number of (0.0%).

Report change: +0
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 Focusing difficult changes

FDA AER · VeDDRA plate

Code 1479 VOL-TRACE

VOL-TRACE · DEATH-PAR · MID-PACK · PHOTO-FINISH · SPECIES-DOG · DRUG-LEAD · DESK-WIDE · BOOK-FULL

VOL-TRACE 39 reports
DEATH-PAR 5.1%
MID-PACK #1860/2481
PHOTO-FINISH Adaptor, missing
SPECIES-DOG Dog · 33
DRUG-LEAD Milbemycin Oxime… · 10
DESK-WIDE 20 breeds
BOOK-FULL 8/8 fields

Nearest volume peer: Adaptor, missing (±0 reports)

Instrument codes from this reaction’s FDA CVM adverse-event extract: volume band, death-coded share, corpus rank, photo-finish peer, lead species, lead drug, breed desk, and book completeness. Not a clinical diagnosis.

Lower-volume neighbourhood around Focusing difficult

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

FDA AER report volume · neighbourhood around Focusing difficult

Focusing difficult: low death-coded share in the FDA AER plate

Signature read: 2 death-coded reports is a thin tail count for Focusing difficult in the CVM extract. Report volume is lower-third scale: 39 named reports in the openFDA extract. Death-coded share is lower-third: 2 of 39 reports (5.1% of named reports). Nearest volume peer: Adaptor, missing (±0 reports). Lead species Dog (33). Lead co-reported drug Milbemycin Oxime + Spinosad (10).

Read these counts as reporting volume, not risk: per our methodology, Lead co-reported drug Milbemycin Oxime + Spinosad 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 33

Cat 4

Horse 1

Human 1

Breeds Most Affected

Retriever - Labrador 6

Chihuahua 4

Shepherd Dog - German 2

Pointing Dog - Hungarian Short-haired (Vizsla) 2

Crossbred Canine/dog 2

Beagle 2

Corgi (unspecified) 1

Spitz - German Pomeranian 1

Bulldog - American 1

Poodle - Miniature 1

Associated Drugs

Milbemycin Oxime + Spinosad 10

Sarolaner 5

Bedinvetmab 5

Afoxolaner 4

Oclacitinib Maleate 3

Diphenhydramine 2

Meloxicam 2

Imidacloprid + Moxidectin 2

Fluralaner Chew Tablets 2

Pimobendan 2

Ivermectin + Pyrantel 2

Distemper Vaccine 1

Lepto Vaccine 1

Amoxicillin As Trihydrate 1

Borrelia Burgdorferi Strain Ips 930-34-081596; Borrelia Burgdorferi Strain B-31 1

Leptospira Canicola L-15 Strain C-51; Leptospira Grippotyphosa 1550 Lot 10005 St 1

Canine Adenovirus Type 2, Strain Manhattan, 12-13-76; Canine Distemper Virus, St 1

Diphenhydramine Hcl 1

Dexamethasone Sodium Phosphate 1

Famotidine 1

What to do with this reaction

Read how death-coded share differs from a mortality rate before drawing conclusions. Understanding adverse events
Browse the full reaction directory to compare report counts across reaction types. All reactions

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 Focusing difficult (#1860 of 2,481 by report volume); death-coded 5.1%. PlainBreed reaction plate · death-coded report count stamp 2 · 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 →