Donepezil vs Tamoxifen

## Donepezil vs Tamoxifen: Overview

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

## Mechanism of Action

**Donepezil**: Reversible acetylcholinesterase inhibitor.

**Tamoxifen**: Selective estrogen receptor modulator (SERM).

## Pharmacokinetics

**Half-life**: Donepezil — 70 hours; Tamoxifen — 5-7 days.

## Chemical Properties

**Molecular Formula**: Donepezil — C24H29NO3; Tamoxifen — C26H29NO.

**Molecular Weight**: Donepezil — 379.4920 g/mol; Tamoxifen — 371.5150 g/mol.

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