Hydroxychloroquine vs Rituximab

## Hydroxychloroquine vs Rituximab: Overview

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

## Mechanism of Action

**Hydroxychloroquine**: Accumulates in lysosomes raising pH; inhibits toll-like receptor signaling.

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

## Pharmacokinetics

**Half-life**: Hydroxychloroquine — 40-50 days; Rituximab — 22 days.

## Chemical Properties

**Molecular Formula**: Hydroxychloroquine — C18H26ClN3O; Rituximab — N/A.

**Molecular Weight**: Hydroxychloroquine — 335.8720 g/mol; Rituximab — N/A.

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