中药汤剂是中药常用剂型之一,煎煮方法很多,今就中药汤剂煎煮次数问题提供初步意见,供有关方面参考。一、实验部分:黄连煎出液:实验材料:黄连、氯化钠、常用仪器。取黄连10g 研成粗粉,加水150ml 煎30分钟,用纱布过滤,得煎液30ml,将残渣用同样方法煎二次至 Traditional Chinese medicine decoction is one of the common dosage forms of traditional Chinese medicine. There are many decoction methods. We will provide preliminary opinions on the number of boiling decoctions of traditional Chinese medicine decoction for reference by relevant parties. First, the experimental part: Coptis liquid: experimental materials: Coptis, sodium chloride, commonly used instruments. Take Coptis 10g into coarse powder, add 150ml of water and fry for 30 minutes, filter with gauze, get 30ml of decoction, and fry the residue twice with the same method.