- An agent that antagonizes actions of histamine. Physiologic manifestations of histamine release are determined by the subclass of histamine receptors (H1 or H2) found on tissue. Antistaminics may selectively block the effects of histamine for one receptor subclass or the other.
- An agent that relieves symptoms of allergy (H1 antagonist) or gastric hyperacidity (H2 antagonist).
Disclaimer: This site is designed to offer information for general educational purposes only. The health information furnished on this site and the interactive responses are not intended to be professional advice and are not intended to replace personal consultation with a qualified physician, pharmacist, or other healthcare professional. You must always seek the advice of a professional for questions related to a disease, disease symptoms, and appropriate therapeutic treatments.
Search Stedman's Medical Dictionary
Examples: glitazone, GI cocktail, etc.
© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.