Donepezil vs Metformin

## Donepezil vs Metformin: Overview

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

## Mechanism of Action

**Donepezil**: Reversible acetylcholinesterase inhibitor.

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

## Pharmacokinetics

**Half-life**: Donepezil — 70 hours; Metformin — 4-9 hours.

## Chemical Properties

**Molecular Formula**: Donepezil — C24H29NO3; Metformin — C4H11N5.

**Molecular Weight**: Donepezil — 379.4920 g/mol; Metformin — 129.1640 g/mol.

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