Captopril vs Dexamethasone

## Captopril vs Dexamethasone: Overview

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

## Mechanism of Action

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

**Dexamethasone**: Potent synthetic glucocorticoid.

## Pharmacokinetics

**Half-life**: Captopril — 1.9 hours; Dexamethasone — 36-54 hours.

## Chemical Properties

**Molecular Formula**: Captopril — C9H15NO3S; Dexamethasone — C22H29FO5.

**Molecular Weight**: Captopril — 217.2850 g/mol; Dexamethasone — 392.4610 g/mol.

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