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Consult with your doctor before taking famotidine while pregnant.

Animal studies have not shown adverse fetus development effects. However, data on pregnant individuals aren’t sufficient to rule out association with major birth defects, miscarriage, or adverse maternal or fetal outcomes. In short, animal studies have not shown negative effects on fetal development. However, there is limited data on pregnant humans using this medication (but famotidine dose cross to the placenta); therefore, patients should consult with their doctors to weigh the pros and cons of taking this medication while pregnant.

Famotidine and Lactation

There is limited data available on the presence of famotidine in human breast milk (but it is present but unsure on extent) and its effect on the nursing infant. Consult your doctor before taking famotidine while nursing.


Is famotidine 20 mg safe during pregnancy?

There is limited data on the safety of famotidine during pregnancy. Therefore, you should consult your doctor before taking it.

How much famotidine can I take pregnant?

After consulting with your doctor, you should take famotidine as prescribed.

Can Pepcid cause birth defects?

Risks for major birth defects and miscarriage are unknown.

What antacids are safe to take during pregnancy?

Pregnant women suffering from heartburn should consider lifestyle changes before taking medications to treat reflux or heartburn. These changes can include:

  • Avoiding tobacco and alcohol
  • Avoiding eating late at night or before going to bed
  • Eating smaller meals
  • Avoiding lying down after meals
  • Raising the head of the bed 4 to 6 inches
  • Wearing loose-fitting clothes

If lifestyle and dietary changes are not enough, pregnant individuals should consult with their doctor before taking any antacid medicine. (A safe one to take temporarily would be to take some tums since that is essentially calcium until you can get to an appointment with physician)

Disclaimer: this article does not constitute or replace medical advice. If you have an emergency or a serious medical question, please contact a medical professional or call 911 immediately. To see our full medical disclaimer, visit our Terms of Use page.

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