Fluoxetine vs Ondansetron

## Fluoxetine vs Ondansetron: Overview

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

## Mechanism of Action

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

**Ondansetron**: Selective 5-HT3 receptor antagonist.

## Pharmacokinetics

**Half-life**: Fluoxetine — 1-3 days; Ondansetron — 3-5 hours.

## Chemical Properties

**Molecular Formula**: Fluoxetine — C17H18F3NO; Ondansetron — C18H19N3O.

**Molecular Weight**: Fluoxetine — 309.3260 g/mol; Ondansetron — 293.3660 g/mol.

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