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Zinplava (BEZLOTOXUMAB)

Merck & Co. · FDA-approved approved Monoclonal antibody ✓ Verified May 2026 Quality 60/100

Zinplava (generic name: BEZLOTOXUMAB) is a Monoclonal antibody drug developed by Merck & Co.. It is currently FDA-approved (first approved 2016) for Clostridium difficile infection.

Zinplava works by binding to and neutralizing toxins produced by Clostridium difficile bacteria.

Zinplava, also known as bezlotoxumab, is an antibody that inhibits Toxin B, a toxin produced by Clostridium difficile. It is used to prevent recurrence of Clostridium difficile infection and has also been studied for its potential use in treating inflammatory bowel diseases.

At a glance

Generic nameBEZLOTOXUMAB
SponsorMerck & Co.
ModalityMonoclonal antibody
Therapeutic areaInfectious Disease
PhaseFDA-approved
First approval2016

Mechanism of action

ZINPLAVA (bezlotoxumab) is human monoclonal antibody that binds to C. difficile toxin and neutralizes its effects [see Microbiology (12.4)].

Approved indications

Common side effects

Key clinical trials

Primary sources

Every claim on this page is sourced from regulatory or scientific primary sources. See our editorial policy for full methodology.

SourceUsed for
FDA labelMechanism, indications, dosing, boxed warnings, drug interactions
ClinicalTrials.govTrial enrolment, design, endpoints, results

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Frequently asked questions about Zinplava

What is Zinplava?

Zinplava (BEZLOTOXUMAB) is a Monoclonal antibody drug developed by Merck & Co., indicated for Clostridium difficile infection.

How does Zinplava work?

Zinplava works by binding to and neutralizing toxins produced by Clostridium difficile bacteria.

What is Zinplava used for?

Zinplava is indicated for Clostridium difficile infection.

Who makes Zinplava?

Zinplava is developed and marketed by Merck & Co. (see full Merck & Co. pipeline at /company/merck).

What is the generic name of Zinplava?

BEZLOTOXUMAB is the generic (nonproprietary) name of Zinplava.

When was Zinplava approved?

Zinplava was first approved on 2016.

What development phase is Zinplava in?

Zinplava is FDA-approved (marketed).

What are the side effects of Zinplava?

Common side effects of Zinplava include Mortality, Heart failure, Ventricular tachyarrhythmia, Nausea, Pyrexia, Headache.

Related

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing