Fentanyl vs Midazolam

## Fentanyl vs Midazolam: Overview

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

## Mechanism of Action

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

**Midazolam**: Ultra-short-acting benzodiazepine GABA-A receptor positive allosteric modulator.

## Pharmacokinetics

**Half-life**: Fentanyl — 2-4 hours; Midazolam — 1.5-2.5 hours.

## Chemical Properties

**Molecular Formula**: Fentanyl — C22H28N2O; Midazolam — C18H13ClFN3.

**Molecular Weight**: Fentanyl — 336.4700 g/mol; Midazolam — 325.7670 g/mol.

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