The invention discloses a 
traditional Chinese medicine composition for treating idiopathic 
thrombocytopenic purpura. The 
traditional Chinese medicine composition is prepared from the following raw materials in part by weight: 25-35 parts of radix astragali, 6-10 parts of Chinese angelica, 20-30 parts of 
rubia cordifolia, 1-7 parts of 
panax pseudoginseng powder, 15-30 parts of herba agrimoniae, 10-25 parts of 
semen cuscutae, 10-18 parts of crinis trachycarpi, 27-35 parts of rhizoma imperatae, 12-20 parts of herba ecliptae, 8-16 parts of radix rehmanniae, 18-23 parts of herba plantaginis, 12-18 parts of radix paeoniae alba and 10-20 parts of cortex moutan. The 
traditional Chinese medicine composition disclosed by the invention has the advantages of low price, no toxic 
side effect, reliable 
curative effect and obvious effect, increases blood platelets and is different from the existing 
Western medicine just increasing the blood platelets. The traditional Chinese 
medicine composition disclosed by the invention is prepared from pure traditional Chinese medicines by adopting a traditional preparation method, maintains the properties of the medicines, has the functions of tonifying 
kidney and replenishing marrow, invigorating 
spleen and activating blood and cooling blood and dissipating 
ecchymosis, achieves the purpose of treatment, and has little toxic or 
side effect.