title: Effects of pholcodine and salbutamol on citric acid induced cough in normal subjects.
mesh_terms: D000420:Albuterol / Q000627:therapeutic use*; D002951:Citrates; D019343:Citric Acid; D002986:Clinical Trials as Topic; D003061:Codeine / Q000031:analogs & derivatives* / Q000627:therapeutic use; D003371:Cough / Q000188:drug therapy*; D004311:Double-Blind Method; D006801:Humans; D009025:Morpholines / Q000627:therapeutic use*
chemical_list: D002951:Citrates; D009025:Morpholines; D019343:Citric Acid; C008872:pholcodine; D000420:Albuterol; D003061:Codeine