Ancient methods lead to more effective malaria medicines

Ancient Chinese preparation methods, that involved either soaking and wringing, or pounding and squeezing the fresh herb Qing Hao (Artemesiae Annuaeare Herba) are more effective than the current method of preparing herbal teas from the dried herb for producing artemisinin-rich extracts. A study by UK investigators has show that concentrations of artemisinin (the active anti-malarial component) in ...

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