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穿心莲内酯是穿琥宁制剂的主要原料。原料提取一般采用醇提法 ,含量在 90 %～96 % ,经工艺改进后 ,穿心莲内酯含量可提高到 98%～ 99% ,为穿琥宁制剂在临床的安全应用提供了保障。
Andrographolide is the main raw material of the Chuanhuning preparation. The extraction of raw materials is generally based on alcohol. The content is between 90% and 96%. After the process is improved, the content of andrographolide can be increased to 98% to 99%, which provides a guarantee for the clinical safety application of the Chuanhuning preparation.