Esomeprazole vs Metoprolol
## Esomeprazole vs Metoprolol: Overview
This comparison examines the pharmacological differences between **Esomeprazole** and **Metoprolol**.
## Mechanism of Action
**Esomeprazole**: S-isomer of omeprazole; proton pump inhibitor irreversibly blocking gastric H+/K+-ATPase.
**Metoprolol**: Selective beta-1 adrenergic receptor blocker.
## Pharmacokinetics
**Half-life**: Esomeprazole — 1-1.5 hours; Metoprolol — 3-7 hours.
## Chemical Properties
**Molecular Formula**: Esomeprazole — C17H19N3O3S; Metoprolol — C15H25NO3.
**Molecular Weight**: Esomeprazole — 345.4170 g/mol; Metoprolol — 267.3640 g/mol.
**Type**: Esomeprazole — Small molecule; Metoprolol — Small molecule.