The invention discloses a traditional Chinese medicine for treating acne through oral administration and is prepared by more than fifty traditional Chinese medicinal materials of gamene, broom cypress fruit, cortex dictamni, and so on; moreover, the invention is added with proper amount of pangolin so as to strengthen the effect of pus evacuation. According to the traditional Chinese theory of clearing away heat and toxic material, clearing lung heat, invigorating the spleen, relieving dyspepsia, promoting qi, removing dampness, dispelling wind, arresting itching, strengthening interior, relieving superficies, activating blood circulation, cooling the blood, removing stagnation, dredging the collaterals, resisting bacterium and diminishing inflammation, the invention makes use of the synergetic effect of the components to treat acne. The medicine for oral administration has short treatment course, stable curative effect and no recurrence; mild acne can be cured in about 30 days, moderate acne about 45 days and severe acne about 60 days; through the clinical observation of 100 cases of patients with acne, the effective rate of the invention can be 100 percent and the cure rate thereof can reach 62 percent; therefore the invention solves the problems of long treatment course, insignificant curative effect, easy recurrence and certain side effect on the human body in the existing medicines used for treating acne. .