Common question Short answer: yes

Is Tums (Calcium Carbonate) Safe During Pregnancy?

Pile of white oblong calcium tablets filling the frame, representing calcium carbonate antacid use during pregnancy

Answer

Tums (calcium carbonate) is generally considered safe for use during pregnancy to help manage heartburn, a very common symptom. It also offers the added benefit of supplemental calcium. Always check with your healthcare provider for personalized advice.

Reviewed by Jamie G, Founder & Researcher · Last reviewed September 11, 2026 · 2 sources cited · 1 min read

Is Tums (Calcium Carbonate) Safe During Pregnancy?

Yes, Tums (calcium carbonate) is listed among over-the-counter (OTC) medications generally considered safe for use during pregnancy 2. It’s a common choice for managing heartburn, which is a very common symptom many pregnant women experience 1.

Bonus: Supplemental Calcium

Beyond its primary role in soothing heartburn, Tums also provides a bonus of supplemental calcium 1.

Disclaimer: SafeMom provides informational content and is not a substitute for professional medical advice. Always consult with your healthcare provider for any health concerns or before making any decisions related to your health or treatment.

Related ingredients

Sources

  1. OTC Medications in Pregnancy. American Academy of Family Physicians (AAFP). View source →
  2. Safe OTC Medications in Pregnancy. WHCMA. View source →

Jamie G

Founder & Researcher, SafeMom

Jamie founded SafeMom after researching the ingredient-regulations gap that leaves expecting parents without a single trustworthy answer source. Not a medical professional — all medical questions should be directed to your OB or midwife.

Reviewed September 11, 2026 2 sources cited Editorial standards Suggest a correction

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