Captopril vs Esomeprazole

Captopril vs Esomeprazole: Overview

This comparison examines the pharmacological differences between Captopril and Esomeprazole.

Mechanism of Action

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

Esomeprazole: S-isomer of omeprazole; proton pump inhibitor irreversibly blocking gastric H+/K+-ATPase.

Pharmacokinetics

Half-life: Captopril — 1.9 hours; Esomeprazole — 1-1.5 hours.

Chemical Properties

Molecular Formula: Captopril — C9H15NO3S; Esomeprazole — C17H19N3O3S.

Molecular Weight: Captopril — 217.2850 g/mol; Esomeprazole — 345.4170 g/mol.

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