Rituximab vs Sitagliptin

## Rituximab vs Sitagliptin: Overview

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

## Mechanism of Action

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

**Sitagliptin**: DPP-4 inhibitor increasing incretin levels.

## Pharmacokinetics

**Half-life**: Rituximab — 22 days; Sitagliptin — 12.4 hours.

## Chemical Properties

**Molecular Formula**: Rituximab — N/A; Sitagliptin — C16H15F6N5O.

**Molecular Weight**: Rituximab — N/A; Sitagliptin — 407.3140 g/mol.

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