title: Acquired cold urticaria: H1 and H2 antagonists versus cold induced histamine release.
mesh_terms: D000328:Adult; D002927:Cimetidine / Q000627:therapeutic use*; D003080:Cold Temperature; D003533:Cyproheptadine / Q000627:therapeutic use*; D005260:Female; D006636:Histamine Release / Q000187:drug effects; D006801:Humans; D008297:Male; D014581:Urticaria / Q000188:drug therapy* / Q000276:immunology
chemical_list: D003533:Cyproheptadine; D002927:Cimetidine