Drug profile

The FDA adverse-event record for Unspecified Flea Shampoo

129 FDA reports name Unspecified Flea Shampoo, a high-volume drug in the CVM extract. Species, reactions, and outcomes follow.

#683 of 2,679
by report volume (all drugs)
129
adverse-event reports
0.8%
death-coded share
Dog
most-reported species

Corpus placement

According to the FDA Center for Veterinary Medicine openFDA adverse-event extract, Unspecified Flea Shampoo ranks #682 of 2679 by total reports (129) and #1085 of 1130 by death-coded share (0.8%). 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)
#682
This drug, reports of 2679
#1085
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. Unspecified Flea Shampoo has 129 reports now versus 129 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 Unspecified Flea Shampoo changes

Signature read: Unspecified Flea Shampoo's 0.8% death-coded share is among the lowest 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.
129
Total Reports
1
Deaths Reported
0.8%
Death-coded share of reports

Active Ingredients

Unspecified Flea Shampoo

Administration Routes

TopicalUnknown

Species Affected

Dog 109
Cat 19
Other 1

Most Affected Breeds

Chihuahua 13
Domestic Shorthair 12
Terrier - Yorkshire 11
Cat (unknown) 6
Pit Bull 6
Shepherd Dog - Australian 5
Retriever - Labrador 5
Dog (unknown) 5
Spitz - German Pomeranian 5
Maltese 5

Most Reported Reactions

Lack of efficacy (ectoparasite) - flea 108
Pruritus 14
Behavioural disorder NOS 5
Panting 5
Restlessness 4
Itching 4
Scratching 3
Hypersalivation 2
Lethargy (see also Central nervous system depression in 'Neurological') 2
Rolling 2
Skin lesion NOS 2
Whining 2

Outcome Breakdown

Outcome Unknown
114 (88.4%)
Recovered/Normal
8 (6.2%)
Ongoing
6 (4.7%)
Euthanized
1 (0.8%)

Unspecified Flea Shampoo: low 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 Unspecified Flea Shampoo, both floored at ≥50 reports so the neighborhoods stay in the advertised mass.

What to do with this drug

  • Compare Unspecified Flea Shampoo'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 Unspecified Flea Shampoo (#683 of 2,679 by report volume); death-coded 0.8%. PlainBreed drug row · death-coded share stamp 0.8% · 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 →