Captopril vs Gabapentin

Captopril vs Gabapentin: Overview

This comparison examines the pharmacological differences between Captopril and Gabapentin.

Mechanism of Action

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

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

Pharmacokinetics

Half-life: Captopril — 1.9 hours; Gabapentin — 5-7 hours.

Chemical Properties

Molecular Formula: Captopril — C9H15NO3S; Gabapentin — C9H17NO2.

Molecular Weight: Captopril — 217.2850 g/mol; Gabapentin — 171.2370 g/mol.

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