Reaction profile

The FDA adverse-event record for injection site bleeding

780 FDA reports name injection site bleeding, a high-volume reaction in the CVM extract (VeDDRA 83). Plate stamps and neighbourhood peers follow.

#466 of 2,481
by report volume (all reactions)
780
reports citing this reaction
8.5%
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. Injection site bleeding has 780 reports now versus 764 in that prior snapshot: 16 more (2.1%).

Report change
+16
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 Injection site bleeding changes

FDA AER · VeDDRA plate

Code 83 VOL-MID

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

  • VOL-MID 780 reports
  • DEATH-PAR 8.5%
  • UPPER-Q #466/2481
  • PHOTO-FINISH Stiffness limb
  • SPECIES-DOG Dog · 378
  • DRUG-LEAD Tigilanol Tiglate · 194
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Stiffness limb (±2 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 Injection site bleeding

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

Vomiting · highest174348Eyes rolling back · near785Stiffness limb · near782Injection site bleedi… · thi…780Diabetes · near777Skin and tissue infec… · near777Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Injection site bleeding

What the FDA AER plate says about Injection site bleeding

Signature read: 780 reports place Injection site bleeding in the upper third of FDA AER volume (#466 of 2,481). Report volume is upper-third scale: 780 named reports in the openFDA extract. 66 of 780 reports were death-coded (8.5% of named reports, not a population mortality rate). Nearest volume peer: Stiffness limb (±2 reports). Lead species Dog (378). Lead co-reported drug Tigilanol Tiglate (194).

Read these counts as reporting volume, not risk: per our methodology, Lead co-reported drug Tigilanol Tiglate 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 378
Human 347
Cat 25
Cattle 14
Horse 14
Pig 1
Goat 1

Breeds Most Affected

Unknown 351
Retriever - Labrador 51
Dog (unknown) 28
Boxer (German Boxer) 20
Pit Bull 19
Domestic Shorthair 18
Retriever - Golden 16
Crossbred Canine/dog 15
Terrier (unspecified) 15
Shih Tzu 13

Associated Drugs

Tigilanol Tiglate 194
Prednisone 65
Diphenhydramine 63
Famotidine 61
Gabapentin 59
Enrofloxacin 49
Moxidectin 49
Maropitant Citrate 49
Butorphanol 41
Tilmicosin 38
Dexmedetomidine 33
Carprofen 30
Tilmicosin Phosphate 28
Buprenorphine 27
Butorphanol Tartrate 27
Tulathromycin 25
Ceftiofur Crystalline Free Acid 23
Propofol 23
Dexmedetomidine Hydrochloride 22
Atipamezole 20

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Injection site bleeding, 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 (780 here).

Similar death-coded share

Nearest other reactions by death-coded share (8.5% 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 Injection site bleeding (#466 of 2,481 by report volume); death-coded 8.5%. PlainBreed reaction plate · report volume stamp 780 · 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 →