Finasteride vs Tacrolimus

## Finasteride vs Tacrolimus: Overview

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

## Mechanism of Action

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

**Tacrolimus**: Calcineurin inhibitor binding FKBP12; suppresses IL-2 transcription.

## Pharmacokinetics

**Half-life**: Finasteride — 5-6 hours; Tacrolimus — 12 hours.

## Chemical Properties

**Molecular Formula**: Finasteride — C23H36N2O2; Tacrolimus — C44H69NO12.

**Molecular Weight**: Finasteride — 372.5490 g/mol; Tacrolimus — 804.0180 g/mol.

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