Yes. Heartburn is one of the most common pregnancy complaints, and estimates suggest up to 80% of pregnant women experience it at some point. It happens because progesterone relaxes the lower esophageal sphincter while the growing uterus presses upward on the stomach. It is uncomfortable but rarely dangerous.
Calcium-based antacids such as Tums are generally considered safe, and most OBs consider H2 blockers like famotidine safe during pregnancy. Avoid antacids containing sodium bicarbonate, which can cause fluid retention, and ask about aluminum-containing antacids in the first trimester. Always confirm with your OB-GYN before taking anything.
It can begin in the first trimester as hormone levels shift, often picks up around weeks 16 to 20, and peaks in the third trimester when the uterus presses directly against the stomach.
Sleep on your left side, which is already recommended during pregnancy and keeps the stomach below the esophagus. Elevate your upper body with a pregnancy wedge pillow rather than stacking pillows under your head, and finish eating at least 3 hours before bed.
For most women, yes. Pregnancy-related reflux typically resolves within a few weeks of delivery as hormone levels normalize and the physical pressure lifts. If it continues beyond 6 to 8 weeks postpartum, follow up with your doctor.
This article is general information, not medical advice. Talk to your doctor about your own symptoms and treatment.