Drug profile

The FDA adverse-event record for Ampicillin Sodium/Sulbactam Sodium

138 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Ampicillin Sodium/Sulbactam Sodium. See the species affected, top reactions, and outcomes below.

138
adverse-event reports
34.1%
death-coded share
Dog
most-reported species
38
Other abnormal test result NOS - 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.
138
Total Reports
47
Deaths Reported
34.1%
Death Rate

Active Ingredients

Ampicillin Sodium/Sulbactam Sodium

Administration Routes

UnknownIntravenousParenteralOther

Species Affected

Dog 89
Cat 49

Most Affected Breeds

Domestic Shorthair 27
Retriever - Labrador 19
Papillon - Spaniel - Continental Toy (with erect ears or with dropped ears (Phaléne)) 7
Domestic Mediumhair 6
Retriever - Golden 5
Domestic Longhair 4
Spitz - German Pomeranian 4
Poodle (unspecified) 4
Pit Bull 3
Cattle Dog - Australian (blue heeler, red heeler, Queensland cattledog) 3

Most Reported Reactions

Other abnormal test result NOS 38
Not eating 33
Death by euthanasia 31
Vomiting 30
Lethargy (see also Central nervous system depression in Neurological) 28
Elevated alanine aminotransferase (ALT) 26
Diarrhoea 21
Anorexia 20
Elevated total bilirubin 20
Dehydration 19
Abnormal ultrasound finding 19
Leucocytosis NOS 17

Outcome Breakdown

Outcome Unknown
37 (26.6%)
Ongoing
35 (25.2%)
Euthanized
31 (22.3%)
Recovered/Normal
20 (14.4%)
Died
16 (11.5%)

Ampicillin Sodium/Sulbactam Sodium Adverse Event Insights

138 reports name Ampicillin Sodium/Sulbactam Sodium; 47 recorded a death outcome (34.1% of reported events, not a population-level mortality rate). Active ingredient: Ampicillin Sodium/Sulbactam Sodium. Administration routes: Unknown, Intravenous, Parenteral, Other.

By species: Dog (89 reports), Cat (49 reports). By breed: Domestic Shorthair (27), Retriever - Labrador (19), Papillon - Spaniel - Continental Toy (with erect ears or with dropped ears (Phaléne)) (7).

Leading clinical signs: Other abnormal test result NOS (38), Not eating (33), Death by euthanasia (31), Vomiting (30). Outcome, 139 coded reports: Outcome Unknown leads at 26.6%.

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.