H2 antagonists block histamine-induced gastric acid secretion from the parietal cells of the gastric mucosa (lining of the stomach). H2 antagonists are used to treat gastroesophageal reflux disease (GERD), gastrointestinal ulcers and other gastrointestinal hypersecretory conditions.

H2 antagonists, sometimes referred to as H2RAs[1] and also called H2 blockers, are a class of medications that block the action of histamine at the histamine H 2 receptors of the parietal cells in the stomach. This decreases the production of stomach acid.

H2 blockers are medications that suppress stomach acid production. They’re a short-term treatment for stomach ulcers, duodenal ulcers and acid reflux. You can get them over the counter or by prescription. Brands include Tagamet®, Pepcid® …

2024年8月11日 · H2 receptor blockers, or histamine-2 receptor antagonists (H2RAs), are gastric acid-suppressing agents frequently used to treat various gastric conditions.

2024年12月8日 · H2 receptor blockers are drugs that are used to treat gastroesophageal reflux disease (GERD) and peptic ulcers. This drug is effective, cheap, and safe for relieving heartburn.

2003年10月1日 · In patients with reflux esophagitis, treatment is directed at acid suppression through the use of lifestyle modifications (e.g., elevating the head of the bed, modifying the size and composition of...

2018年1月25日 · These medications are extremely well tolerated and are used by a high proportion of the general population to treat peptic ulcer disease, heartburn, esophagitis, and miscellaneous minor upper gastrointestinal symptoms.

2025年3月1日 · Histamine H2-receptor antagonists, also known as H2-blockers, are used to treat duodenal ulcers and prevent their return. They are also used to treat gastric ulcers and for some conditions, such as Zollinger-Ellison disease, in which the stomach produces too much acid.

2023年2月10日 · H2 blockers are sometimes called H2 receptor antagonists, or H2RAs. They reduce the amount of acid the stomach produces by lowering histamine production. Reducing the production of stomach acid...

Histamine H2 receptor antagonists (H2RAs) or H2-blockers are a class of stomach acid-suppressing agents and are used to treat gastroesophageal reflux and duodenal ulcers. H2RAs suppress the release of stomach acid to treat conditions caused by excess acid secretion.