title: Histamine antagonists and carcinoid flush.
mesh_terms: D000328:Adult; D002276:Carcinoid Tumor / Q000188:drug therapy* / Q000503:physiopathology; D002927:Cimetidine / Q000008:administration & dosage*; D004155:Diphenhydramine / Q000008:administration & dosage*; D004359:Drug Therapy, Combination; D006146:Guanidines / Q000008:administration & dosage*; D006801:Humans; D008297:Male; D012867:Skin / Q000098:blood supply*
chemical_list: D006146:Guanidines; D002927:Cimetidine; D004155:Diphenhydramine