Metformin vs Trastuzumab

## Metformin vs Trastuzumab: Overview

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

## Mechanism of Action

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

**Trastuzumab**: Anti-HER2 monoclonal antibody inhibiting receptor signaling.

## Pharmacokinetics

**Half-life**: Metformin — 4-9 hours; Trastuzumab — 28 days.

## Chemical Properties

**Molecular Formula**: Metformin — C4H11N5; Trastuzumab — N/A.

**Molecular Weight**: Metformin — 129.1640 g/mol; Trastuzumab — N/A.

**Type**: Metformin — Small molecule; Trastuzumab — Antibody.