To meet eligibility criteria, this study and informed consent of the syndrome of fever associated with bleeding of infectious diseases, severe patients to carry out multicenter, practical randomized controlled clinical research, to compare the curative effect of western medicine, combining Chinese and western medicine treatment, and security, and pathogenesis of TCM and syndrome, severe immune related factor and syndrome type of traditional Chinese medicine, Chinese medicine prescriptions mechanism research.

Randomized method: using large sample, central randomized, parallel comparison of Chinese and western medicine and western medicine group.

Inclusion Criteria:

• Viral diseases, such as dengue fever, kidney of hemorrhagic fever, such as xinjiang hemorrhagic fever; Or clinical has fever associated with bleeding as the main performance, and confirmed as the new emergent infectious diseases

Exclusion Criteria:

• Diagnosed with flu, hand, foot and mouth disease, viral hepatitis (except the carrier), liver cirrhosis after hepatitis, AIDS, rabies, encephalitis, polio, measles, German measles, chickenpox, herpes, infectious mononucleosis, infectious atypical pneumonia