Dupixent (Dupilumab) — Uses, Dosage, Side Effects & Safety

Drug class: Interleukin-4 Receptor Alpha Antagonist

Overview

Dupixent (dupilumab) is a breakthrough biologic medication for moderate to severe atopic dermatitis, asthma, and other allergic inflammatory conditions. It targets the root cause of type 2 inflammation.

Therapeutic uses

  • Moderate to severe atopic dermatitis
  • Moderate to severe asthma
  • Chronic rhinosinusitis with nasal polyposis
  • Eosinophilic esophagitis

Common side effects

  • Injection site reactions
  • Conjunctivitis
  • Blepharitis
  • Oral herpes
  • Keratitis
  • Eye dryness
  • Pruritus
  • Eosinophilia

Drug interactions

  • Live vaccines (avoid during treatment)
  • CYP450 substrates (monitor)

Contraindications

  • Known hypersensitivity to dupilumab

How to use Dupixent

Dosing varies by indication and age. For adults with atopic dermatitis: 600mg initial dose, then 300mg every other week. Self-injection after training. Rotate injection sites.

Precautions & warnings

Monitor for eye problems including conjunctivitis and keratitis. May increase risk of certain infections. Do not receive live vaccines during treatment. Report vision changes immediately.

Frequently Asked Questions about Dupixent

What is Dupixent used for?

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

How should I take Dupixent?

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

What are the side effects of Dupixent?

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

Can I stop taking Dupixent suddenly?

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

How long does it take for Dupixent to work?

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

Is Dupixent safe during pregnancy?

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

What should I avoid while taking Dupixent?

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

What happens if I miss a dose of Dupixent?

If you miss a dose of Dupixent, 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.