Heartburn During Pregnancy? Here’s What’s Safe to Take
Heartburn is a common pregnancy symptom, with more than 50% of pregnant women experiencing it, especially in the second and third trimesters. As your baby grows, your expanding uterus pushes against your stomach, making acid reflux more likely. But is it safe to take heartburn medications while pregnant? The good news is that some over-the-counter (OTC) and prescription medications are considered safe during pregnancy. Here’s what you need to know.Safe Heartburn Medications for Pregnancy
The following medications are generally considered safe for treating heartburn during pregnancy: Antacids (Tums, Rolaids, Mylanta, Maalox)- Provide quick relief by neutralizing stomach acid.
- Look for: Calcium carbonate or magnesium hydroxide.
- Avoid: Antacids with aluminum hydroxide (like Gaviscon) or aspirin (such as Alka-Seltzer).
- Reduce stomach acid production and offer longer-lasting relief.
- Pepcid (famotidine) is considered safe for pregnancy.
- Medications like omeprazole (Prilosec) and lansoprazole (Prevacid) are sometimes recommended for severe acid reflux when other treatments don’t work.
- These should only be used under a doctor's supervision.
Heartburn Medications to Avoid During Pregnancy
Aspirin-Containing Antacids (Alka-Seltzer) – May increase the risk of bleeding complications.Sodium Bicarbonate-Based Antacids – Can cause swelling due to increased sodium levels.
Certain PPIs Without Doctor Approval – Some PPIs haven’t been well studied for pregnancy safety. Always check with your healthcare provider before taking any medication.
Natural Ways to Relieve Heartburn During Pregnancy
If you’d like to manage heartburn naturally, try these simple lifestyle changes: Eat Smaller, More Frequent Meals – Avoid large meals that can worsen reflux.Avoid Trigger Foods – Spicy, fatty, or acidic foods can make heartburn worse.
Sleep with Your Upper Body Elevated – Use a wedge pillow or prop yourself up with extra pillows.
Wear Loose Clothing – Tight clothes can put extra pressure on your stomach.
Stay Upright After Eating – Avoid lying down for at least 2-3 hours after meals.
When to See a Doctor
Heartburn is usually harmless but call your doctor if you experience: Severe, persistent heartburn that doesn’t improve with medication.Difficulty swallowing or frequent vomiting.
Black or bloody stools (could indicate an ulcer).
Final Thoughts
Heartburn is an uncomfortable but common part of pregnancy. The good news? Many antacids and heartburn medications are safe when used appropriately. Always check with your doctor before starting a new medication, and try natural remedies to keep symptoms at bay.
Your comfort matters—relief is possible!

Content Reviewed by Dr V.
Learn MoreDr. Vaheh Shirvanian, a family medicine physician and father. With over 17 years of experience, he specializes in inpatient acute hospital care, outpatient family medicine, urgent care, emergency medicine, and hospice care. Dr. V is passionate about guiding new parents through the challenges and joys of parenthood, offering compassionate and expert support at every step.
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