Metformin vs Venlafaxine

## Metformin vs Venlafaxine: Overview

This comparison examines the pharmacological differences between **Metformin** and **Venlafaxine**.

## Mechanism of Action

**Metformin**: Activates AMP-activated protein kinase, decreasing hepatic glucose production.

**Venlafaxine**: Serotonin-norepinephrine reuptake inhibitor (SNRI).

## Pharmacokinetics

**Half-life**: Metformin — 4-9 hours; Venlafaxine — 5 hours.

## Chemical Properties

**Molecular Formula**: Metformin — C4H11N5; Venlafaxine — C17H27NO2.

**Molecular Weight**: Metformin — 129.1640 g/mol; Venlafaxine — 277.4020 g/mol.

**Type**: Metformin — Small molecule; Venlafaxine — Small molecule.