Aspirin vs Metformin

## Aspirin vs Metformin: Overview

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

## Mechanism of Action

**Aspirin**: Irreversibly inhibits cyclooxygenase-1 and -2.

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

## Pharmacokinetics

**Half-life**: Aspirin — 2-3 hours; Metformin — 4-9 hours.

## Chemical Properties

**Molecular Formula**: Aspirin — C9H8O4; Metformin — C4H11N5.

**Molecular Weight**: Aspirin — 180.1580 g/mol; Metformin — 129.1640 g/mol.

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