Wiktionary
homochlorcyclizine
n. A histamine 1 receptor antagonist.
Wikipedia
Homochlorcyclizine
Homochlorcyclizine ( INN) is an antihistamine which has been marketed in Japan since 1965. It is used in the treatment of allergies and other conditions. It also has some anticholinergic, antidopaminergic, and antiserotonergic properties.