Drug profile

The FDA adverse-event record for Feline Leukemia-Rhinotracheitis-Calici-Panleukopenia Vaccine, Killed Virus

68 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Feline Leukemia-Rhinotracheitis-Calici-Panleukopenia Vaccine, Killed Virus. Species, reactions, and outcomes follow.

#944 of 2,679
by report volume (all drugs)
68
adverse-event reports
10.3%
death-coded share
Cat
most-reported species
Verify with FDA CVM →

Corpus placement

According to the FDA Center for Veterinary Medicine openFDA adverse-event extract, Feline Leukemia-Rhinotracheitis-Calici-Panleukopenia Vaccine, Killed Virus ranks #942 of 2679 by total reports (68) and #534 of 1130 by death-coded share (10.3%). 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)
#942
This drug, reports of 2679
#534
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. Feline Leukemia-Rhinotracheitis-Calici-Panleukopenia Vaccine, Killed Virus has 68 reports now versus 68 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 Feline Leukemia-Rhinotracheitis-Calici-Panleukopenia Vaccine, Killed Virus changes

Signature read: report volume at 68 is the most distinctive stamp on Feline Leukemia-Rhinotracheitis-Calici-Panleukopenia Vaccine, Killed Virus's FDA AER row.

Important: Adverse event reports do not establish that a drug caused or contributed to the event. Consult your veterinarian before making treatment decisions.
68
Total Reports
7
Deaths Reported
10.3%
Death-coded share of reports

Active Ingredients

Feline Leukemia-Rhinotracheitis-Calici-Panleukopenia Vaccine, Killed Virus

Administration Routes

SubcutaneousParenteralUnknown

Species Affected

Cat 68

Most Affected Breeds

Domestic Shorthair 51
Domestic Longhair 5
Domestic Mediumhair 4
Cat (unknown) 3
Maine Coon 2
Siamese 1
Cat (other) 1
Russian 1

Most Reported Reactions

Fever 23
Lethargy (see also Central nervous system depression in 'Neurological') 22
Not eating 20
Lethargy (see also Central nervous system depression in Neurological) 10
Vomiting 9
Injection site pain 8
Behavioural disorder NOS 8
Anorexia 7
Elevated temperature 6
Hiding 6
Pain NOS 6
Injection site swelling 5

Outcome Breakdown

Recovered/Normal
33 (48.5%)
Ongoing
16 (23.5%)
Outcome Unknown
12 (17.6%)
Died
4 (5.9%)
Euthanized
3 (4.4%)

Feline Leukemia-Rhinotracheitis-Calici-Panleukopenia Vaccine, Killed Virus Adverse Event Insights

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.

Nationwide drugs with similar profiles

Two openFDA-derived peer sets for Feline Leukemia-Rhinotracheitis-Calici-Panleukopenia Vaccine, Killed Virus, both floored at ≥50 reports so the neighborhoods stay in the advertised mass.

Similar death-coded share

Nearest other drugs by death-coded share (10.3% here), distinct from the volume row.

Pentoxifylline 10.3% Rabies Vaccine, Killed Virus 10.3% Terbinafine Hcl 10.3% Trimeprazine/Prednisolone 10.3%

What to do with this drug

  • Compare Feline Leukemia-Rhinotracheitis-Calici-Panleukopenia Vaccine, Killed Virus'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 Feline Leukemia-Rhinotracheitis-Calici-Panleukopenia Vaccine, Killed Virus (#944 of 2,679 by report volume); death-coded 10.3%. PlainBreed drug row · report volume stamp 68 · 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 →