C29578Level 4
Histamine-1 Receptor Antagonist
**Semantic type:** Chemical Viewed Functionally
**Definition:** Any agent that binds to the histamine H1 receptor, thereby antagonizing histamine mediated allergic reactions, such as bronchoconstriction, vasodilation and up-regulated capillary permeability.
**Synonyms:** - Antihistamine - H-1 Receptor Antagonist - antihistamine
GET
/api/v1/systems/nci_thesaurus/nodes/C29578Hierarchy Explorer
Hierarchy Explorer
Cross-system equivalences0
No cross-system equivalences mapped for this node.