Metoprolol vs Spironolactone

## Metoprolol vs Spironolactone: Overview

This comparison examines the pharmacological differences between **Metoprolol** and **Spironolactone**.

## Mechanism of Action

**Metoprolol**: Selective beta-1 adrenergic receptor blocker.

**Spironolactone**: Mineralocorticoid receptor antagonist.

## Pharmacokinetics

**Half-life**: Metoprolol — 3-7 hours; Spironolactone — 1.4 hours.

## Chemical Properties

**Molecular Formula**: Metoprolol — C15H25NO3; Spironolactone — C24H32O4S.

**Molecular Weight**: Metoprolol — 267.3640 g/mol; Spironolactone — 416.5740 g/mol.

**Type**: Metoprolol — Small molecule; Spironolactone — Small molecule.