Do antihistamine medications cause GERD?

Gastroesophageal reflux disease (GERD) is commonly called heartburn. This digestive disorder most often causes a burning and sometimes squeezing sensation in the mid-chest. In GERD, acid and digestive enzymes from the stomach flow backwards into the esophagus, the tube that carries food from your mouth to your stomach. read more

Acid reflux. Symptoms of acid reflux can be from GERD, allergic rhinitis (the reason for treatment trials of antihistamine), or asthma. read more

Typically no. Antihistamines are used to treat GERD as the stomach walls produce histamine. Histamine accelerates the production of acid. Taking an antihistamine would block the histamine receptors in the stomach thereby reducing acid production. read more