Source:http://linkedlifedata.com/resource/umls/id/C0546857
NCI: A synthetic alkylamine derivative used in allergic reactions, hay fever, rhinitis, urticaria, and asthma, antihistamine Chlorpheniramine Maleate acts as a competitive histamine H1 receptor antagonist, and displays anticholinergic and mild sedative effects as well. (NCI04)