Preparation method of traditional Chinese medicine preparation

The invention belongs to the technical field of medicine production, and relates to a preparation method of a traditional Chinese medicine preparation ligusticum wallichii gel emplastrum, which comprises the following steps: preparing traditional Chinese medicine decoction pieces in proportion, adding 60% ethanol for extraction, merging extracting solutions, and concentrating into extract for later use; mixing the traditional Chinese medicine extract with tartaric acid to form a water phase, uniformly mixing a proper amount of NP700 and AL (OH) 3, adding the mixture into glycerol to form an oil phase, adding the water phase into the oil phase, and stirring at a certain temperature at a proper rotating speed for a specified time to obtain the ligusticum wallichii gel plaster. The invention has the advantages that: 1) the traditional Chinese medicine and the modern medicine dosage form are combined, and the transdermal administration traditional Chinese medicine compound preparation ligusticum wallichii gel pla