External traditional Chinese medicine composition for treating psoriasis as well as preparation method and application of external traditional Chinese medicine composition

The invention provides an external traditional Chinese medicine composition for treating psoriasis as well as a preparation method and application thereof, and belongs to the technical field of psoriasis treatment. The external traditional Chinese medicine composition for treating psoriasis provided by the invention is prepared from the following raw materials in parts by weight: 10 to 20 parts of radix rubiae, 10 to 20 parts of radix arnebiae seu lithospermi, 10 to 20 parts of spica prunellae and 30 to 50 parts of raw radix glycyrrhizae. The traditional Chinese medicine composition has the effects of clearing away heat and toxic materials and cooling blood and dissipating blood stasis through cooperation of the medicines, has a remarkable curative effect on external treatment of psoriasis, and has the advantages of safety, economy and convenience in operation. 本发明提供了一种治疗银屑病的外用中药组合物及其制备方法与应用，属于银屑病治疗技术领域。本发明提供的治疗银屑病的外用中药组合物，包括按照重量份数计的如下原料：茜草10～20份，紫草10～20份，夏枯草10～20份，生甘草30～50份。本发明各药味协同共奏清热解毒、凉血散瘀之功，在外用治疗银屑病上有显著