从黄花蒿(Arteemisio annua L)分离的青蒿素(Qimghaosu)是一个新型抗疟药,但其溶解度小,以致应用不方便并影响疗效.对青蒿素进行结构改造所得的衍生物之一的青蒿酯钠(还原青蒿素琥珀酸单酯钠C19H28O5Na)水溶性好,适于肌注或静注给药,本文在前文的基础上补 Artemisinin (Artemisia annua L.) isolated from Artemisia annua L. is a new type of antimalarial drug, but its solubility is so small that it is inconvenient to use and has an effect on the curative effect. One of the derivatives of artemisinin structurally modified Artemisinin sodium (artemisinin succinate monoester reduction C19H28O5Na) water-soluble, suitable for intramuscular or intravenous administration, this article based on the previous complement