古代敦煌有不少名药，“敦煌矾石”就是隋唐至明代久负盛名的地方特产。本文通过史料和敦煌遗书对其在古代医学中的应用作一评价。矾石在古代有许多种，与敦煌矾石有关的矾类也不少。以地域命名者，有河西矾石、敦煌矾石、瓜州（今安西）、沙州（今敦煌）矾石、玉门矾石等... Ancient Dunhuang there are many famous drugs, “Dunhuang Alum Stone” is the Sui and Tang dynasties to prestigious local specialty. This article evaluates its application in ancient medicine through historical materials and Dunhuang articles. There are many kinds of alunite in ancient times, and there are also many alums related to the alum stone of Dunhuang. Named in the region, there are Hexi ettringite, Dunhuang, ettringite, Guazhou (now Anxi), Shazhou (now Dunhuang) alum stone, alum stone etc ...