title: Choice of antihistamines.
mesh_terms: D002744:Chlorpheniramine / Q000627:therapeutic use; D003365:Costs and Cost Analysis; D006634:Histamine H1 Antagonists / Q000009:adverse effects / Q000627:therapeutic use*; D006801:Humans; D006967:Hypersensitivity / Q000188:drug therapy; D006993:Hypnotics and Sedatives / Q000627:therapeutic use; D009041:Motion Sickness / Q000188:drug therapy; D009325:Nausea / Q000188:drug therapy; D011537:Pruritus / Q000188:drug therapy; D012141:Respiratory Tract Infections / Q000188:drug therapy
chemical_list: D006634:Histamine H1 Antagonists; D006993:Hypnotics and Sedatives; D002744:Chlorpheniramine