吞咽片剂后,因其粘着在食管造成直接刺激、引起食管溃疡的病例已有报告。作者本文对食管能动性正常的50例患者吞咽胶囊进行了研究。给药方法分四种:直立位饮水60毫升、直立位饮水15毫升、仰卧位饮水60毫升和仰卧位饮水15毫升,每次吞咽一粒含97%硫酸钡的标准硬明胶囊,并在荧光屏下观察测定胶囊从咽部到胃部通过的时间。 After swallowing tablets, cases of esophageal ulcers have been reported because of the direct irritation caused by sticking in the esophagus. The authors studied swallowed capsules in 50 patients with normal esophageal motility. There are four methods of administration: upright position drinking water 60 ml, upright position 15 ml of drinking water, supine position 60 ml of drinking water and supine position 15 ml of drinking water, swallowing a standard hard gelatin capsule containing 97% barium sulphate each time, The time under which the capsule passes from the pharynx to the stomach is measured.