title: Premedication for peroral endoscopy. Two double-blind studies.
mesh_terms: D000328:Adult; D000368:Aged; D001007:Anxiety / Q000517:prevention & control; D001285:Atropine; D002986:Clinical Trials as Topic; D003975:Diazepam; D004945:Esophagoscopy; D005260:Female; D005773:Gastroscopy; D006801:Humans; D004091:Hydromorphone; D008297:Male; D008875:Middle Aged; D011292:Premedication; D012472:Salivation / Q000187:drug effects; D012965:Sodium Chloride; D014839:Vomiting / Q000517:prevention & control
chemical_list: D012965:Sodium Chloride; D001285:Atropine; D003975:Diazepam; D004091:Hydromorphone