Suwen Bingqi Qi Yi Baoming Ji (2)

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Shuangyu Powder: Treating Lung-Heat Cough

Shuangyu San (Double Jade Powder) originates from Suwen Bingqi Yi Baoming Ji (Plain Questions on Pathogenesis and Qi-Activity: Life-Preserving Collection), the celebrated work of Liu Wansu, a famous physician of the Jin-Yuan Yi Shui school. Liu Wansu was the foremost of the four great Jin-Yuan…

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