Ibuprofen vs Rituximab

## Ibuprofen vs Rituximab: Overview

This comparison examines the pharmacological differences between **Ibuprofen** and **Rituximab**.

## Mechanism of Action

**Ibuprofen**: Non-selective COX inhibitor reducing prostaglandin synthesis.

**Rituximab**: Chimeric anti-CD20 IgG1 monoclonal antibody inducing B-cell depletion via CDC, ADCC, and apoptosis.

## Pharmacokinetics

**Half-life**: Ibuprofen — 2-4 hours; Rituximab — 22 days.

## Chemical Properties

**Molecular Formula**: Ibuprofen — C13H18O2; Rituximab — N/A.

**Molecular Weight**: Ibuprofen — 206.2810 g/mol; Rituximab — N/A.

**Type**: Ibuprofen — Small molecule; Rituximab — Antibody.