Thousands of people in Guang-zhou, Hong Kong, Beijing and Taiwan suffered from Severe Acute Respiratory Syndrome (SARS) in the winter of 2002 and spring of 2003. The most popular herbal remedy for preventing SARS is based on a modification of three classical herbal formulas: Yin Qiao San, Huo Xiang Zheng Qi San, and Yu Ping Feng San. It is called Ba Wei Yu Peng San (Jade Screen Eight). Recently it has been successfully used to prevent influenza and other infectious respiratory diseases in horses and small animals.

Western Medical Indications:
Infectious respiratory diseases
SARS
seasonal epidemic diseases

TCVM Indications:
Pulse: Fast
Tongue: Red
Treatment or prevention of seasonal febrile diseases
Warm-induced diseases

Contraindications:
None

Warning:
None

Dosage for Horse:
30 grams twice daily for 30 days
Foal: 15 grams twice daily for 30 days
Prevention: 15 grams twice daily for 60 day

Dosage for Dog/Cat:
0.5 g per 10 lb body weight twice daily for 30 days

Chinese Principles of Treatment:
Tonify Qi, strengthen Spleen and Lung, Clear Heat, and release the Exterior

Classical Antecedent:
Yu Ping Feng San (Jade Screen Powder) from Dan Xi Xin Fa (Teachings of Zhu Dan-xi) written by Zhu Dan-xi in 1481.

Ingredients:
Bai Zhu-Atractylodes, Bei Sha Shen-Glehnia, Cang Zhu-Atractylodes, Fang Feng-Ledebouriella, Guan Zhong-Dryopteris,    
Huang Qi-Astragalus, Huo Xiang-Pogostemon, Jin Yin Hua-Lonicera