The invention relates to a traditional Chinese medicine preparation, in particular to a traditional Chinese medicine preparation for side effects on patient suffering from brain injury spasm after treatment with botulinum toxin. The traditional Chinese medicine preparation is prepared from the following traditional Chinese medicine raw materials: 25-30 parts of salvia miltiorrhiza, 25-30 parts of leaves of betel pepper, 10-15 parts of seaweed, 10-15 parts of white silkworms, 5-10 parts of Chinese honey locust, 10-15 parts of oriental variegated coralbean bark, 10-15 parts of lycopodium obscurum, 15-20 parts of munronia unifoliolata oliv., 10-15 parts of indigowoad roots, 10-15 parts of white birch bark, 5-10 parts of hypericum japonicum, 5-10 parts of cycleahypoglauca, 10-15 parts of Asian butterflybush, 10-15 parts of stems and roots of Flatstem rockvine and 5-10 parts of artocarpus styracifolius pierre. The medicines are coordinated, and the preparation can have therapeutic effect on the side effect of local rashes due to the botulinum toxin and have adjuvant therapeutic effect on brain injury spasm, and has the characteristics that the curative effect is definite, the effect takes quickly, the curative ratio is high, side effects are avoided and the like.