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standard quadruple therapy

Les Laboratoires des Médicaments Stériles · FDA-approved active Small molecule ✓ Verified May 2026

standard quadruple therapy is a Antimicrobial combination therapy Small molecule drug developed by Les Laboratoires des Médicaments Stériles. It is currently FDA-approved for Tuberculosis (drug-susceptible), Helicobacter pylori infection (refractory cases). Also known as: Qs-14.

Standard quadruple therapy combines four antimicrobial agents to treat infections, typically used in tuberculosis or Helicobacter pylori eradication.

Standard quadruple therapy is a treatment modality that involves the use of small molecule drugs. It has been studied in various clinical trials for conditions such as Tuberculosis, Multidrug Resistant Tuberculosis, Helicobacter Pylori, and Multiple Myeloma.

At a glance

Generic namestandard quadruple therapy
Also known asQs-14
SponsorLes Laboratoires des Médicaments Stériles
Drug classAntimicrobial combination therapy
ModalitySmall molecule
Therapeutic areaInfectious Disease
PhaseFDA-approved

Mechanism of action

Quadruple therapy refers to a fixed combination of four drugs designed to work synergistically against a pathogen. In tuberculosis, this typically includes isoniazid, rifampicin, pyrazinamide, and ethambutol. In H. pylori infection, it may include a proton pump inhibitor, bismuth subsalicylate, and two antibiotics. The multi-drug approach reduces resistance development and improves treatment efficacy.

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
ClinicalTrials.govTrial enrolment, design, endpoints, results

Competitive intelligence

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Frequently asked questions about standard quadruple therapy

What is standard quadruple therapy?

standard quadruple therapy is a Antimicrobial combination therapy drug developed by Les Laboratoires des Médicaments Stériles, indicated for Tuberculosis (drug-susceptible), Helicobacter pylori infection (refractory cases).

How does standard quadruple therapy work?

Standard quadruple therapy combines four antimicrobial agents to treat infections, typically used in tuberculosis or Helicobacter pylori eradication.

What is standard quadruple therapy used for?

standard quadruple therapy is indicated for Tuberculosis (drug-susceptible), Helicobacter pylori infection (refractory cases).

Who makes standard quadruple therapy?

standard quadruple therapy is developed and marketed by Les Laboratoires des Médicaments Stériles (see full Les Laboratoires des Médicaments Stériles pipeline at /company/les-laboratoires-des-m-dicaments-st-riles).

Is standard quadruple therapy also known as anything else?

standard quadruple therapy is also known as Qs-14.

What drug class is standard quadruple therapy in?

standard quadruple therapy belongs to the Antimicrobial combination therapy class. See all Antimicrobial combination therapy drugs at /class/antimicrobial-combination-therapy.

What development phase is standard quadruple therapy in?

standard quadruple therapy is FDA-approved (marketed).

What are the side effects of standard quadruple therapy?

Common side effects of standard quadruple therapy include Gastrointestinal disturbance, Hepatotoxicity, Peripheral neuropathy, Hyperuricemia, Optic neuritis.

Related

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