Assertion: antihistamine | /r/HasProperty | designated h 1 -blocking agents
Facets:
Source sentences:
text: They are therefore designated H 1 receptor antagonists (or H 1 -blocking agents) and oppose selectively all the pharmacological effects of histamine except those on gastric secretion.
text: They are therefore designated H 1 receptor antagonists (or H 1 -blocking agents) and oppose selectively all the pharmacological effects of histamine except those on gastric secretion.