Drug profile

The FDA adverse-event record for Feline Hcp-Chlam Lv/Lb

28 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Feline Hcp-Chlam Lv/Lb. See the species affected, top reactions, and outcomes below.

28
adverse-event reports
17.9%
death-coded share
Cat
most-reported species
8
Fever - top reaction
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Important: Adverse event reports do not establish that a drug caused or contributed to the event. Consult your veterinarian before making treatment decisions.
28
Total Reports
5
Deaths Reported
17.9%
Death Rate

Active Ingredients

Feline Hcp-Chlam Lv/Lb

Administration Routes

Subcutaneous

Species Affected

Cat 28

Most Affected Breeds

Domestic Shorthair 21
Domestic Mediumhair 3
Domestic Longhair 1
Scottish Fold Shorthair 1
Himalayan 1
American Shorthair 1

Most Reported Reactions

Fever 8
Emesis (multiple) 7
Lethargy (see also Central nervous system depression in 'Neurological') 7
Behavioural disorder NOS 4
Decreased appetite 4
Not eating 4
Application site hair loss 3
Not drinking 3
Death 3
Limping 3
Anorexia 2
Drooling 2

Outcome Breakdown

Ongoing
14 (50.0%)
Recovered/Normal
6 (21.4%)
Outcome Unknown
3 (10.7%)
Died
3 (10.7%)
Euthanized
2 (7.1%)

Feline Hcp-Chlam Lv/Lb Adverse Event Insights

28 reports name Feline Hcp-Chlam Lv/Lb; 5 recorded a death outcome (17.9% of reported events, not a population-level mortality rate). Active ingredient: Feline Hcp-Chlam Lv/Lb. Administration route: Subcutaneous.

By species: Cat (28 reports). By breed: Domestic Shorthair (21), Domestic Mediumhair (3), Domestic Longhair (1).

Leading clinical signs: Fever (8), Emesis (multiple) (7), Lethargy (see also Central nervous system depression in 'Neurological') (7), Behavioural disorder NOS (4). Outcome, 28 coded reports: Ongoing leads at 50.0%.

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.

Source: FDA Center for Veterinary Medicine openFDA Animal & Veterinary Adverse Events (CVM AER) · 2025

Every figure on PlainBreed is rendered directly from FDA openFDA adverse event data, no number is typed in by an editor. This page draws directly on FDA openFDA data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.