Reaction profile

The FDA adverse-event record for epiphora

315 FDA adverse-event reports reference epiphora (VeDDRA 436). Plate codes and volume neighbourhood below; species, breeds, and drugs follow.

#845 of 2,481
by report volume (all reactions)
315
reports citing this reaction
6.7%
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. Epiphora has 315 reports now versus 308 in that prior snapshot: 7 more (2.3%).

Report change
+7
Death-coded reports
+0
Death-coded share
−0.2 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 Epiphora changes

FDA AER · VeDDRA plate

Code 436 VOL-LOW

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

  • VOL-LOW 315 reports
  • DEATH-PAR 6.7%
  • MID-PACK #845/2481
  • PHOTO-FINISH Dry nose
  • SPECIES-DOG Dog · 178
  • DRUG-LEAD Milbemycin Oxime… · 27
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Dry nose (±1 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.

Report-volume neighbourhood around Epiphora

Highest and lowest poles plus nearest volume peers, not a full 2,500-reaction corpus board reprint.

Vomiting · highest174348Injection site hair l… · near318Epiphora · this reaction315Dry nose · near314Needlestick injury · near314Addison's disease · near312Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Epiphora

Epiphora: low death-coded share in the FDA AER plate

Signature read: Epiphora's 6.7% death-coded share is among the lowest in the openFDA reaction corpus. Report volume sits in the middle third of the reaction corpus. Death-coded share is lower-third: 21 of 315 reports (6.7% of named reports). Nearest volume peer: Dry nose (±1 reports). Lead species Dog (178). Lead co-reported drug Milbemycin Oxime + Spinosad (27).

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 178
Cat 99
Human 23
Cattle 10
Horse 5

Breeds Most Affected

Domestic Shorthair 52
Unknown 23
Crossbred Canine/dog 19
Chihuahua 14
Domestic Longhair 12
Retriever - Labrador 12
Shih Tzu 11
Terrier - Yorkshire 9
Cat (unknown) 8
Maltese 7

Associated Drugs

Milbemycin Oxime + Spinosad 27
Imidacloprid + Moxidectin 23
Unspecified 17
Spinosad 15
Selamectin 14
Maropitant Citrate 12
Cyclosporine 11
Afoxolaner 9
Carprofen 9
Cefovecin Sodium 8
Ivermectin 8
Bordetella Vaccine 8
Florfenicol + Mometasone Furoate + Terbinafine Hydrochloride 8
Moxidectin 7
Rabies Vaccine 7
Oclacitinib Maleate 7
Prednisone 7
Meloxicam 6
Cefovecin 6
Fluralaner Chew Tablets 6

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Epiphora, 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 (315 here).

Similar death-coded share

Nearest other reactions by death-coded share (6.7% 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 Epiphora (#845 of 2,481 by report volume); death-coded 6.7%. PlainBreed reaction plate · death-coded share stamp 6.7% · 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 →