Skip to content
PregWeeks.com
Weeks 12-40

Nasal Congestion (Pregnancy Rhinitis)

Last reviewed by medical team: June 2026
🔵 Common Pregnancy Symptom

Why It Happens

Estrogen increases mucus production and blood flow to the nasal membranes, causing them to swell and lead to a stuffy nose or postnasal drip.

Safe Home Remedies

  • Use a saline nasal spray or neti pot.
  • Sleep with your head elevated.
  • Drink plenty of fluids to thin out mucus.

⚠️ When to Contact a Doctor

See a doctor if congestion is accompanied by sinus pain, fever, or thick green/yellow mucus, indicating a sinus infection.

Related Guides & Resources

Typical Week Ranges

This symptom commonly occurs during these weeks of pregnancy:

Week 12 Week 17 Week 22 Week 27 Week 32 Week 37
Related Conditions

Symptom matches for these prenatal conditions:

✦ Gestational Diabetes ✦ Preeclampsia

Clinical Questions & Answers

Q1: What is pregnancy rhinitis?

Congestion or runny nose lasting 6+ weeks during pregnancy without any viral cause.

Q2: Can I take Sudafed while pregnant?

Avoid oral decongestants like Sudafed in the first trimester; discuss safe allergy meds with your doctor.

Q3: Will my stuffy nose clear up after delivery?

Yes, it usually goes away within a week of giving birth.

← View All Pregnancy Symptoms LMP Due Date Calculator