Topical anesthesia of the tympanic membrane.
D000293:Adolescent; D000328:Adult; D000772:Anesthesia, Local; D002648:Child; D002675:Child, Preschool; D002986:Clinical Trials as Topic; D006801:Humans; D008722:Methods; D010033:Otitis Media / Q000601:surgery; D010919:Placebos; D013748:Tetracaine; D014432:Tympanic Membrane / Q000601:surgery*
D010919:Placebos; D013748:Tetracaine