Metformin vs Tramadol

## Metformin vs Tramadol: Overview

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

## Mechanism of Action

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

**Tramadol**: Mu-opioid receptor agonist and serotonin-norepinephrine reuptake inhibitor.

## Pharmacokinetics

**Half-life**: Metformin — 4-9 hours; Tramadol — 5-7 hours.

## Chemical Properties

**Molecular Formula**: Metformin — C4H11N5; Tramadol — C16H25NO2.

**Molecular Weight**: Metformin — 129.1640 g/mol; Tramadol — 263.3750 g/mol.

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