Hydromorphone vs Methylnaltrexone Bromide

## Hydromorphone vs Methylnaltrexone Bromide: Overview

This comparison examines the pharmacological differences between **Hydromorphone** and **Methylnaltrexone Bromide**.

## Mechanism of Action

**Hydromorphone**: Semisynthetic mu-opioid receptor agonist approximately 5 times more potent than morphine.

## Pharmacokinetics

**Half-life**: Hydromorphone — 2-3 hours; Methylnaltrexone Bromide — N/A.

## Chemical Properties

**Molecular Formula**: Hydromorphone — C17H19NO3; Methylnaltrexone Bromide — N/A.

**Molecular Weight**: Hydromorphone — 285.3380 g/mol; Methylnaltrexone Bromide — N/A.

**Type**: Hydromorphone — Small molecule; Methylnaltrexone Bromide — Small molecule.