The invention relates to a Chinese medicament for treating acute conjunctivitis. The Chinese medicament is prepared from the following raw medicaments by weight: 10 grams of eriocaulaceae, 12 grams of flos buddlejae, 15 grams of betel nut, 2 grams of (fried) fructus gardenia, 2 grams of schizonepeta, 2 grams of sichuan coptis, 6 grams of chamomile, 2 grams of radices sileris, 2 grams of Xiangzi, 3 grams of bupleurum, 2 grams of semen plantaginis, 3 grams of the root of common peony, 6 grams of root of common peony, 6 grams of concha haliotidis, 10 grams of periostracum cicada, 6 grams of honey-fried licorice root and 2 grams of poria cocos. The Chinese medicament is special in formula, easy to use, convenient to carry, low in cost, exact in curative effect, safe, and significant in effect of clinic applications for many years, and has 100% of effective rate and does not have toxic or side effect.