The pathogens of SARS are new coronavirus which are easily affected by human, the SARS patients are the main infection source. Yu Ping Feng San has the function of strengthening the body non-specific resistance, reinforcing the adaption ability of irritability which is reducing hyperactivity and improving hypoactivity, it has the two-way immune regulating-control capability. Prescription: Sheng Huang Qi, Bai Zhu, Shan Zha, Fang Feng, Pei Lan, Wu Wei Zi, Bai He, Jie Geng, Yin Hua, Lian Qiao, Ban Lan Gen, Guan Zhong, Huang Qin, Gan Cao, adding Hu Zhang if there is constipation. Principle: qi deficiency that can not defend exterior, interstitial space weakness resulting in affecting wind-cold easily, using Huang Qi to protect qi and strengthen superficial. Fang Feng, Pei Lan can expel wind-cold, resolve dampness. Bai Zhu and Shan Zha can tonify spleen and strengthen defensive qi. Bai He and Wu Wei Zi have the function of nourishing yin and moistening lung in order to resist the dry nature of the above herbs. Jie Geng may disperse the functions of lungs for assisting the superficial strengthening ability of above herbs. Yin Hua, Lian Qiao, Ban Lan Gen, Guan Zhong, Huang Qin, Hu Zhang can clear heat and relieve toxicity and are effective for affection caused by various bacteria and virus as well.
Key words: Yu Ping Feng San, Precaution, SARS
Writer: Lixin Yin
Centers for Disease Control and Prevention, Yinbin City, Sichuan Province (644000)
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