Atenolol vs Cephalexin

## Atenolol vs Cephalexin: Overview

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

## Mechanism of Action

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

**Cephalexin**: First-generation cephalosporin inhibiting cell wall synthesis.

## Pharmacokinetics

**Half-life**: Atenolol — 6-7 hours; Cephalexin — 0.5-1.2 hours.

## Chemical Properties

**Molecular Formula**: Atenolol — C14H22N2O3; Cephalexin — C16H17N3O4S.

**Molecular Weight**: Atenolol — 266.3360 g/mol; Cephalexin — 347.3890 g/mol.

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