放射科用于胃肠道对比造影的产气片,常因不产气或产气量少而影响临床诊断,也增加了病人服药的困难和不必要的经济负担,为此,我们试制了包膜产气颗粒剂来代替原来的产气片或产气粉。我们采用了几种不同的投料比,包膜量及送服剂,对处方进行了正交筛选。得到一种较好的产气颗粒,现介绍如下: Radiological gastrointestinal contrast for the production of gas-generating film, often due to lack of gas or gas production and affect the clinical diagnosis, but also increased the difficulty of patients taking medication and unnecessary financial burden, therefore, we trial the envelope Gas-generating granules to replace the original gas-producing tablets or gas production. We used several different feed ratio, coating volume and delivery service, the prescription of orthogonal screening. Get a better gas production particles, are introduced as follows: