title: Letter: Metoclopramide in parkinsonism.
mesh_terms: D002986:Clinical Trials as Topic; D006801:Humans; D007980:Levodopa / Q000009:adverse effects / Q000627:therapeutic use; D008787:Metoclopramide / Q000627:therapeutic use*; D009325:Nausea / Q000139:chemically induced / Q000517:prevention & control; D010300:Parkinson Disease / Q000188:drug therapy*; D011398:Promethazine / Q000627:therapeutic use; D014839:Vomiting / Q000139:chemically induced / Q000517:prevention & control
chemical_list: D007980:Levodopa; D011398:Promethazine; D008787:Metoclopramide