The main functions of Pueraria lobata are "promoting fluid production, relaxing muscles and tendons, strengthening yang and stopping diarrhea", and it is mainly used to treat thirst, body heat, vomiting, joint pain and various poisons. Famous prescriptions such as Gegen Decoction and Gegen Qinlian Decoction founded by Zhang Zhongjing have been used for thousands of years. Pueraria lobata can be divided into pueraria lobata and pueraria lobata in the code of traditional Chinese medicine, with different pharmacological effects and different efficacy.
First of all, one of the functions of Pueraria lobata is to "produce fluid", which is mainly used to treat thirst. This function is often used by doctors in ancient and modern times, which may be related to the high starch content in pueraria lobata; Secondly, Pueraria lobata has the function of "relaxing muscles and tendons", which is used to treat "the neck is stronger than the neck", which means that Pueraria lobata is often used when the neck is uncomfortable due to wind and evil, meridian obstruction, thirst, fever and other symptoms; Thirdly, Pueraria lobata "can best exert the qi of clearing yang in the spleen and stomach" and has the function of "rising yang and stopping diarrhea". For example, Pueraria lobata Decoction and Pueraria lobata Qinlian Decoction are used to treat diarrhea, whether it is exogenous diarrhea or chronic diarrhea due to spleen deficiency.
All the above are kudzu, so what are the advantages of kudzu?
Puerarin and total flavonoids of Pueraria lobata are the main effective components, which have the functions of dilating coronary artery, improving myocardial metabolism, anti-arrhythmia, improving microcirculation and cerebral circulation, lowering blood pressure, blood sugar and blood lipid. The effective component "Puerarin" has also been made into injection, which is widely used in clinical treatment of coronary heart disease, angina pectoris, myocardial infarction, cerebral infarction, diabetes and other diseases, and its effect is similar to "promoting blood circulation and removing blood stasis". Pharmacological research shows that the content of puerarin in Pueraria lobata is 2.4%, while that in Pueraria lobata is only 0.30%. It can be seen that Radix Puerariae is superior to Radix Puerariae in promoting blood circulation and removing blood stasis.