Fluoxetine vs Methotrexate

## Fluoxetine vs Methotrexate: Overview

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

## Mechanism of Action

**Fluoxetine**: Selective serotonin reuptake inhibitor (SSRI).

**Methotrexate**: Dihydrofolate reductase inhibitor.

## Pharmacokinetics

**Half-life**: Fluoxetine — 1-3 days; Methotrexate — 3-10 hours.

## Chemical Properties

**Molecular Formula**: Fluoxetine — C17H18F3NO; Methotrexate — C20H22N8O5.

**Molecular Weight**: Fluoxetine — 309.3260 g/mol; Methotrexate — 454.4400 g/mol.

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