Captopril vs Pregabalin

Captopril vs Pregabalin: Overview

This comparison examines the pharmacological differences between Captopril and Pregabalin.

Mechanism of Action

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

Pregabalin: Binds alpha-2-delta subunit of voltage-gated calcium channels.

Pharmacokinetics

Half-life: Captopril — 1.9 hours; Pregabalin — 6.3 hours.

Chemical Properties

Molecular Formula: Captopril — C9H15NO3S; Pregabalin — C8H17NO2.

Molecular Weight: Captopril — 217.2850 g/mol; Pregabalin — 159.2260 g/mol.

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