目前,直肠给药的方法已引起临床的重视。除应用栓剂起通便、护肛等局部作用外,还发现某些药物通过直肠给药能较好地吸收而发挥全身性治疗作用,故对某些口服后吸收不佳的药物,以及对口服及注射不便的婴幼儿可采用某些液体型药物保留灌肠进行治疗。直肠液基本上是中性的,缓冲能力极差,直接受直 At present, the method of rectal administration has drawn clinical attention. In addition to the use of suppositories from catharsis, anal anal and other local effects, but also found that certain drugs through the rectum can be better absorbed and play a systemic therapeutic effect, it is poor for some oral absorption of drugs, and oral Inconvenient infants and young children can use some liquid-type drug retention enema for treatment. Rectal fluid is basically neutral, poor buffering capacity, directly affected by the straight