The invention discloses a Chinese herb preparation for treating a peppercorn sore. The Chinese herb preparation is prepared from 20-30 g of radix angelica sinensis, 10-20 g of Chinese rhubarb, 5-10 g of gardenia florida, 10-20 g of flos carthami, 5-10 g of radix platycodi, 5-20 g of fructus forsythiae, 5-10 g of wild chrysanthemum flowers, 5-10 g of herba taraxaci, 10-20 g of red peony roots, 8-15 g of citrus chachiensis hortorum, 8-12 g of anhydrous sodium sulphate, 8-12 g of fructus arctii, 8-12 g of licorice roots, 8-12 g of mint, 8-12 g of buerger pipewort flowers, 8-12 g of butterflybush flowers, 3-5 g of periostracum cicadae and 8-12 g of scouring rush. All the medicine materials are excellent in compatibility and reasonable in composition, and jointly perform the functions of purging heat and clearing the spleen, dispelling wind to disperse evil, dispersing blood stasis and cooling blood and removing nebula, and the Chinese herb preparation has the advantages of being definite in treatment effect, free of side effects, high in curing rate, not likely to cause relapse and the like when used for treating a peppercorn sore, and is worthy of clinical application and popularization.