Metoprolol vs Nitroglycerin
## Metoprolol vs Nitroglycerin: Overview
This comparison examines the pharmacological differences between **Metoprolol** and **Nitroglycerin**.
## Mechanism of Action
**Metoprolol**: Selective beta-1 adrenergic receptor blocker.
**Nitroglycerin**: Nitric oxide donor causing venous and arterial vasodilation.
## Pharmacokinetics
**Half-life**: Metoprolol — 3-7 hours; Nitroglycerin — 1-4 minutes.
## Chemical Properties
**Molecular Formula**: Metoprolol — C15H25NO3; Nitroglycerin — C3H5N3O9.
**Molecular Weight**: Metoprolol — 267.3640 g/mol; Nitroglycerin — 227.0870 g/mol.
**Type**: Metoprolol — Small molecule; Nitroglycerin — Small molecule.