Some medications also help protect the esophagus ... Antacids can cause side effects such as constipation and diarrhea. Histamine-2 (H2) blockers, also called H2-receptor antagonists, are another ...

Popular brands like Prilosec, Nexium, and Prevacid are often taken daily to reduce stomach acid and help manage conditions ...

Abstract and Introduction Predicting and Establishing the Clinical Efficacy of a Histamine H Application ... mechanisms of action of H 1-receptor antagonists and to predict their clinical efficacy.