桔梗能宣肺、散寒、消痰、排脓。目前的加工方法,一般为采挖后刮去外皮,晒干润软切片,再晒干供药用。桔梗去皮的工序费时、费力,使成本提高。药用桔梗是否一定要刮去外皮呢?为此,我们作了大量的调查和实验,现将结果报告如下。一、关于桔梗加工方面的情况 Campanulaceae can spread the lungs, spread cold, eliminate sputum, discharge pus. The current processing methods are generally scraping the skin after excavation, drying and softening the slices, and then dried for medicinal purposes. The process of peeling bellflowers is time-consuming and laborious, which increases costs. We have made a lot of investigations and experiments for the use of medicinal bellflowers. We now report the results as follows. I. About Platycodon Processing