Rituximab vs Spironolactone

## Rituximab vs Spironolactone: Overview

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

## Mechanism of Action

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

**Spironolactone**: Mineralocorticoid receptor antagonist.

## Pharmacokinetics

**Half-life**: Rituximab — 22 days; Spironolactone — 1.4 hours.

## Chemical Properties

**Molecular Formula**: Rituximab — N/A; Spironolactone — C24H32O4S.

**Molecular Weight**: Rituximab — N/A; Spironolactone — 416.5740 g/mol.

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