Finasteride vs Phenylephrine

## Finasteride vs Phenylephrine: Overview

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

## Mechanism of Action

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

## Pharmacokinetics

**Half-life**: Finasteride — 5-6 hours; Phenylephrine — N/A.

## Chemical Properties

**Molecular Formula**: Finasteride — C23H36N2O2; Phenylephrine — N/A.

**Molecular Weight**: Finasteride — 372.5490 g/mol; Phenylephrine — N/A.

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