Chinese medicine enema why big hospitals do not do this?

Chinese medicine enema in pediatrics is a common method of drug delivery, each hospital to carry out the project is different, because of the operation of a certain degree of difficulty, coupled with some doctors do not believe that some hospitals are not carried out, and now most of the pediatrics are Western medicine, to the injection infusion-based. Our ancestors left us many good treatment methods, such as: cupping, gua sha, medicinal bath, acupoints paste, etc., are clinically proven methods, the same, Chinese medicine enema is also of. In two thousand years ago, the medical sage Zhang Zhongjing had used the method of Chinese medicine enema to treat diseases.