Drug profile

The FDA adverse-event record for Ibr/Brsv/P13/Bvd T1, T2(Us) Lv

99 FDA reports name Ibr/Brsv/P13/Bvd T1, T2(Us) Lv, a high-volume drug in the CVM extract. Species, reactions, and outcomes follow.

#778 of 2,679
by report volume (all drugs)
99
adverse-event reports
88.9%
death-coded share
Cattle
most-reported species

Corpus placement

According to the FDA Center for Veterinary Medicine openFDA adverse-event extract, Ibr/Brsv/P13/Bvd T1, T2(Us) Lv ranks #777 of 2679 by total reports (99) and #8 of 1130 by death-coded share (88.9%). National dual: Milbemycin Oxime + Spinosad is #1 of 2679 drugs by total adverse-event reports (149,624) at death-coded-share rank 965 of 1130 drugs with at least 50 reports (2.3%); separately, Atlantic Salmon Transgenic Whole (Opafp-Ghc2 Rdna Construct Inserted Into The A-Locus In The Eo-1A Lineage) is #1 highest death-coded share at 97.8% (report rank #821).

149,624
Milbemycin Oxime + Spinosad reports (#1)
97.8%
Atlantic Salmon Transgenic Whole (Opafp-Ghc2 Rdna Construct Inserted Into The A-Locus In The Eo-1A Lineage) death share (#1)
#777
This drug, reports of 2679
#8
This drug, death share of 1130

Report volume reflects how common a breed or drug is and how often owners and vets file — not actual risk. Death-coded share ranks are limited to entries with enough reports to be meaningful. The two maps do not agree at #1.

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. Ibr/Brsv/P13/Bvd T1, T2(Us) Lv has 99 reports now versus 96 in that prior snapshot: 3 more (3.1%).

Report change
+3
Death-coded reports
+3
Death-coded share
+0.3 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 Ibr/Brsv/P13/Bvd T1, T2(Us) Lv changes

Signature read: Ibr/Brsv/P13/Bvd T1, T2(Us) Lv's 88.9% death-coded share is among the highest in the openFDA drug corpus.

Important: Adverse event reports do not establish that a drug caused or contributed to the event. Consult your veterinarian before making treatment decisions.
99
Total Reports
88
Deaths Reported
88.9%
Death-coded share of reports

Active Ingredients

Ibr/Brsv/P13/Bvd T1, T2(Us) Lv

Administration Routes

SubcutaneousUnknownOral

Species Affected

Cattle 99

Most Affected Breeds

Cattle (other) 46
Crossbred Bovine/Cattle 14
Aberdeen Angus 14
Mixed (Cattle) 8
Holstein-Friesian also known as Holstein 6
Cattle (unspecified) 5
Brahman 1
Red Angus 1
Charolais 1
Wagyu 1

Most Reported Reactions

Death 82
Lack of efficacy - NOS 55
Lack of efficacy (bacteria) - NOS 16
Respiratory signs 6
NT - Abnormal necropsy finding NOS 6
Death by euthanasia 5
Lameness 5
Necropsy performed 5
Lethargy (see also Central nervous system depression in 'Neurological') 4
Lateral recumbency 4
Pneumonia 4
INEFFECTIVE, WEIGHT INC 4

Outcome Breakdown

Died
85 (41.1%)
Ongoing
52 (25.1%)
Recovered/Normal
43 (20.8%)
Outcome Unknown
21 (10.1%)
Euthanized
6 (2.9%)

Ibr/Brsv/P13/Bvd T1, T2(Us) Lv: high death-coded share in the FDA AER row

Read these counts as reporting volume, not risk: per our methodology, a widely-prescribed drug will rack up more raw FDA reports in a given year than a rarely-used one at an identical true rate, so we recommend comparing within similar-exposure products rather than across the full 2025 catalog.

High-volume nationwide drug peers

Two openFDA-derived peer sets for Ibr/Brsv/P13/Bvd T1, T2(Us) Lv, both floored at ≥50 reports so the neighborhoods stay in the advertised mass.

What to do with this drug

  • Compare Ibr/Brsv/P13/Bvd T1, T2(Us) Lv's report volume and death-coded share against similar drugs nationwide. See similar drugs
  • Read how death-coded share differs from a mortality rate before drawing conclusions. Understanding adverse events
  • Browse the full drug directory to compare report counts across products. All drugs

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 Ibr/Brsv/P13/Bvd T1, T2(Us) Lv (#778 of 2,679 by report volume); death-coded 88.9%. PlainBreed drug row · death-coded share stamp 88.9% · 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 →