title: Topical anesthesia in preendoscopic medication: spray versus lozenges.
abstract: Patients' acceptance of upper fiberpanendoscopy was significantly (p less than 0.001) better when topical anesthesia with oxybuprocaine was performed with a spray than with a lozenge.
mesh_terms: D000284:Administration, Oral; D000336:Aerosols; D000772:Anesthesia, Local; D000779:Anesthetics, Local / Q000008:administration & dosage*; D002986:Clinical Trials as Topic; D004724:Endoscopy / Q000379:methods*; D005336:Fiber Optic Technology; D006801:Humans; D011292:Premedication; D013607:Tablets
chemical_list: D000336:Aerosols; D000779:Anesthetics, Local; D013607:Tablets