Last reviewed · How we verify

Marketed Control

Procter and Gamble · Phase 3 active Small molecule

Metformin works by decreasing glucose production in the liver and increasing insulin sensitivity.

Metformin works by decreasing glucose production in the liver and increasing insulin sensitivity. Used for Type 2 diabetes.

At a glance

Generic nameMarketed Control
SponsorProcter and Gamble
Drug classBiguanide
ModalitySmall molecule
Therapeutic areaDiabetes
PhasePhase 3

Mechanism of action

Metformin acts by inhibiting the mitochondrial respiratory chain complex 1, which decreases hepatic glucose production and increases insulin sensitivity. This results in improved glycemic control in patients with type 2 diabetes.

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