Fentanyl vs Nitroglycerin

## Fentanyl vs Nitroglycerin: Overview

This comparison examines the pharmacological differences between **Fentanyl** and **Nitroglycerin**.

## Mechanism of Action

**Fentanyl**: Highly potent synthetic mu-opioid receptor agonist approximately 100 times more potent than morphine.

**Nitroglycerin**: Nitric oxide donor causing venous and arterial vasodilation.

## Pharmacokinetics

**Half-life**: Fentanyl — 2-4 hours; Nitroglycerin — 1-4 minutes.

## Chemical Properties

**Molecular Formula**: Fentanyl — C22H28N2O; Nitroglycerin — C3H5N3O9.

**Molecular Weight**: Fentanyl — 336.4700 g/mol; Nitroglycerin — 227.0870 g/mol.

**Type**: Fentanyl — Small molecule; Nitroglycerin — Small molecule.