title: A clinical trial of Ro5-4200 (flunitrazepam) used to supplement spinal anaesthesia in elderly patients.
mesh_terms: D000005:Abdomen / Q000601:surgery; D000368:Aged; D000775:Anesthesia, Spinal; D001794:Blood Pressure / Q000187:drug effects; D002245:Carbon Dioxide / Q000097:blood; D002986:Clinical Trials as Topic; D003975:Diazepam; D005445:Flunitrazepam / Q000008:administration & dosage; D006801:Humans; D008297:Male; D010313:Partial Pressure; D011229:Preanesthetic Medication; D013607:Tablets; D013997:Time Factors
chemical_list: D013607:Tablets; D002245:Carbon Dioxide; D005445:Flunitrazepam; D003975:Diazepam