服用片剂和胶囊剂时,应取立姿和喝足量的水,否则,药物通过食道的时间就会延长,甚至会因刺激而引起消化道溃疡,或者延缓药物的吸收而降低药效。作者以扑热息痛片为例,进行了片剂通过食道的时间和主药的吸收实验.实验对象为20名住院患者,所用药剂是含扑热息痛400mg 和硫酸钡310mg、 When taking tablets and capsules, take a standing posture and drink plenty of water, otherwise, the time for the drug to pass through the esophagus will be extended, even peptic ulcer caused by irritation, or delay the absorption of drugs and reduce the efficacy. Paracetamol tablets as an example, the tablet through the esophagus time and the absorption of the main drug test subjects were 20 inpatients, the agents used are paracetamol 400mg and barium sulfate 310mg,