Darzalex (Daratumumab) — Uses, Dosage, Side Effects & Safety

Drug class: Cancer & Oncology

Overview

Darzalex (daratumumab) is a groundbreaking immunotherapy for multiple myeloma and light chain amyloidosis. As a CD38-targeting antibody, it has revolutionized plasma cell cancer treatment.

Therapeutic uses

• Multiple myeloma
• Light chain amyloidosis
• Combination therapy regimens for plasma cell disorders

For related Darzalex guidance, compare Kyprolis (Carfilzomib), Osimertinib / Osimertinib mesylate and Mitotane.

Common side effects

• Infusion reactions
• Fatigue
• Nausea
• Back pain
• Fever
• Cough
• Upper respiratory tract infection
• Neutropenia

Drug interactions

• Live vaccines
• Herpes zoster prophylaxis recommended

Contraindications

• Severe infusion reactions to daratumumab

How to use Darzalex

IV infusion or subcutaneous injection depending on formulation. Premedication required to prevent infusion reactions. Dosing varies by indication and combination regimen used.

Precautions & warnings

Requires premedication with antihistamines, corticosteroids, and acetaminophen. Monitor for infusion reactions, infections, and blood count changes. Herpes zoster prophylaxis recommended.

Frequently Asked Questions about Darzalex

What is Darzalex used for?

Darzalex is used as prescribed by healthcare professionals. Follow your doctor's instructions for proper use and dosing.

How should I take Darzalex?

Take Darzalex exactly as prescribed by your doctor. Read the medication guide and follow all instructions on the prescription label.

What are the side effects of Darzalex?

Darzalex may cause side effects. Contact your healthcare provider if you experience any unusual symptoms or side effects.

Can I stop taking Darzalex suddenly?

Do not stop taking Darzalex suddenly without consulting your doctor. Sudden discontinuation may cause withdrawal symptoms.

How long does it take for Darzalex to work?

The time it takes for Darzalex to work varies. Some effects may be seen within hours or days, while full benefits may take weeks. Continue as prescribed.

Is Darzalex safe during pregnancy?

Consult your healthcare provider about using Darzalex during pregnancy or breastfeeding. They will weigh the benefits and risks.

What should I avoid while taking Darzalex?

Follow your doctor's advice about activities, foods, or other medications to avoid while taking Darzalex. Read the medication guide carefully.

What happens if I miss a dose of Darzalex?

If you miss a dose of Darzalex, take it as soon as you remember. If it's almost time for your next dose, skip the missed dose.

Educational information only. Always consult a qualified healthcare professional before starting, stopping, or changing any medication.