Atenolol vs Diltiazem

## Atenolol vs Diltiazem: Overview

This comparison examines the pharmacological differences between **Atenolol** and **Diltiazem**.

## Mechanism of Action

**Atenolol**: Cardioselective beta-1 adrenergic receptor blocker without intrinsic sympathomimetic activity.

**Diltiazem**: Benzothiazepine calcium channel blocker.

## Pharmacokinetics

**Half-life**: Atenolol — 6-7 hours; Diltiazem — 3-4.5 hours.

## Chemical Properties

**Molecular Formula**: Atenolol — C14H22N2O3; Diltiazem — C22H26N2O4S.

**Molecular Weight**: Atenolol — 266.3360 g/mol; Diltiazem — 414.5190 g/mol.

**Type**: Atenolol — Small molecule; Diltiazem — Small molecule.