Captopril vs Vancomycin

## Captopril vs Vancomycin: Overview

This comparison examines the pharmacological differences between **Captopril** and **Vancomycin**.

## Mechanism of Action

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

**Vancomycin**: Glycopeptide antibiotic inhibiting cell wall synthesis by binding D-Ala-D-Ala terminus of peptidoglycan precursors.

## Pharmacokinetics

**Half-life**: Captopril — 1.9 hours; Vancomycin — 4-6 hours.

## Chemical Properties

**Molecular Formula**: Captopril — C9H15NO3S; Vancomycin — C66H75Cl2N9O24.

**Molecular Weight**: Captopril — 217.2850 g/mol; Vancomycin — 1449.2500 g/mol.

**Type**: Captopril — Small molecule; Vancomycin — Small molecule.