Celecoxib vs Rituximab

## Celecoxib vs Rituximab: Overview

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

## Mechanism of Action

**Celecoxib**: Selective COX-2 inhibitor.

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

## Pharmacokinetics

**Half-life**: Celecoxib — 11 hours; Rituximab — 22 days.

## Chemical Properties

**Molecular Formula**: Celecoxib — C17H14F3N3O2S; Rituximab — N/A.

**Molecular Weight**: Celecoxib — 381.3730 g/mol; Rituximab — N/A.

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