Captopril vs Propranolol

Captopril vs Propranolol: Overview

This comparison examines the pharmacological differences between Captopril and Propranolol.

Mechanism of Action

Captopril: First orally active ACE inhibitor; contains thiol group that binds zinc at ACE active site.

Propranolol: Non-selective beta-adrenergic receptor blocker.

Pharmacokinetics

Half-life: Captopril — 1.9 hours; Propranolol — 3-6 hours.

Chemical Properties

Molecular Formula: Captopril — C9H15NO3S; Propranolol — C16H21NO2.

Molecular Weight: Captopril — 217.2850 g/mol; Propranolol — 259.3440 g/mol.

Type: Captopril — Small molecule; Propranolol — Small molecule.