Medical Definition H2 Receptor Antagonist

H2 antagonist Definition & Meaning | Merriam-Webster …

https://www.merriam-webster.com/medical/H2%20antagonist

The meaning of H2 ANTAGONIST is a drug (as cimetidine, famotidine, nizatidine, or ranitidine) that reduces or inhibits the secretion of gastric acid by binding competitively with histamine to H2 receptors on cell membranes.

H2 blockers: Types, uses, and side effects - Medical News Today

https://www.medicalnewstoday.com/articles/h2-blockers

H2 blockers are sometimes called H2 receptor antagonists, or H2RAs. They reduce the amount of acid the stomach …

Histamine H2 Antagonist (Oral Route, Injection Route, …

https://www.mayoclinic.org/drugs-supplements/histamine-h2-antagonist-oral-route-injection-route-intravenous-route/description/drg-20068584

Descriptions. Histamine H2-receptor antagonists, also known as H2-blockers, are used to treat duodenal ulcers and prevent their return. They are also used to …

H2 receptor antagonist - Wikipedia

https://en.wikipedia.org/wiki/H2_receptor_antagonist

Histamine Type-2 Receptor Antagonists (H2 Blockers)

https://www.ncbi.nlm.nih.gov/books/NBK547929/

The four H2 blockers in current use are available by prescription as well as over-the-counter, and are some of the most widely …

List of H2 antagonists (H2 blockers) - Drugs.com

https://www.drugs.com/drug-class/h2-antagonists.html

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 …

H2 receptor antagonist | definition of H2 receptor

https://medical-dictionary.thefreedictionary.com/H2+receptor+antagonist

H1 receptor antagonist any of a large number of agents that block the action of histamine by competitive binding to the H 1 receptor. Such agents also have …

H2 receptor Definition & Meaning | Merriam-Webster …

https://www.merriam-webster.com/medical/H2%20receptor

H2 receptor Definition & Meaning | Merriam-Webster Medical Definition Entries Near Show more Save Word H 2 receptor noun : a receptor for histamine on cell membranes …

H2-receptor antagonist | definition of H2-receptor …

https://medical-dictionary.thefreedictionary.com/H2-receptor+antagonist

H 2 -receptor antagonist Any of the drugs that inhibit gastric acid secretion by blocking the effects of histamine or acetylcholine on receptors found on parietal cells. Such drugs are …

H2 Blockers - StatPearls - NCBI Bookshelf

https://www.ncbi.nlm.nih.gov/books/NBK525994/

H2 receptor blockers, or H2 receptor antagonists (H2RAs), are a class of gastric acid-suppressing agents frequently used in various gastric conditions.