Nitroglycerin vs Propranolol
## Nitroglycerin vs Propranolol: Overview
This comparison examines the pharmacological differences between **Nitroglycerin** and **Propranolol**.
## Mechanism of Action
**Nitroglycerin**: Nitric oxide donor causing venous and arterial vasodilation.
**Propranolol**: Non-selective beta-adrenergic receptor blocker.
## Pharmacokinetics
**Half-life**: Nitroglycerin — 1-4 minutes; Propranolol — 3-6 hours.
## Chemical Properties
**Molecular Formula**: Nitroglycerin — C3H5N3O9; Propranolol — C16H21NO2.
**Molecular Weight**: Nitroglycerin — 227.0870 g/mol; Propranolol — 259.3440 g/mol.
**Type**: Nitroglycerin — Small molecule; Propranolol — Small molecule.