Tamoxifen vs Venlafaxine

## Tamoxifen vs Venlafaxine: Overview

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

## Mechanism of Action

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

**Venlafaxine**: Serotonin-norepinephrine reuptake inhibitor (SNRI).

## Pharmacokinetics

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

## Chemical Properties

**Molecular Formula**: Tamoxifen — C26H29NO; Venlafaxine — C17H27NO2.

**Molecular Weight**: Tamoxifen — 371.5150 g/mol; Venlafaxine — 277.4020 g/mol.

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