Hydromorphone vs Methotrexate

## Hydromorphone vs Methotrexate: Overview

This comparison examines the pharmacological differences between **Hydromorphone** and **Methotrexate**.

## Mechanism of Action

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

**Methotrexate**: Dihydrofolate reductase inhibitor.

## Pharmacokinetics

**Half-life**: Hydromorphone — 2-3 hours; Methotrexate — 3-10 hours.

## Chemical Properties

**Molecular Formula**: Hydromorphone — C17H19NO3; Methotrexate — C20H22N8O5.

**Molecular Weight**: Hydromorphone — 285.3380 g/mol; Methotrexate — 454.4400 g/mol.

**Type**: Hydromorphone — Small molecule; Methotrexate — Small molecule.