The invention relates to a Chinese herbal preparation, in particular to an internally taken Chinese herbal medicine for treating acute conjunctivitis, which is made from following raw materials according to the weight ratios: respective 13 to 15 grams of flos chrysanthemi indici (wild chrysanthemum flower), mollugo and ophioglossum, respective 10 to 12 grams of baical dkullcap root and radix rehmanniae, 7 to 8 grams of rhubarb, respective 20 to 25 grams of brass and crab fossil, and 500 ml of stone-dissolved water made by immersing respective 1000 grams of brass and crab fossil into 15 kg of purified water for over 10 days. The invention has the advantages of novel formula, low cost, convenient preparation and obvious effect.