Finasteride vs Tamoxifen

## Finasteride vs Tamoxifen: Overview

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

## Mechanism of Action

**Finasteride**: Competitive inhibitor of 5-alpha-reductase type II.

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

## Pharmacokinetics

**Half-life**: Finasteride — 5-6 hours; Tamoxifen — 5-7 days.

## Chemical Properties

**Molecular Formula**: Finasteride — C23H36N2O2; Tamoxifen — C26H29NO.

**Molecular Weight**: Finasteride — 372.5490 g/mol; Tamoxifen — 371.5150 g/mol.

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