Is it better to use fresh or old Chinese medicine?

The majority of traditional Chinese medicine is plant medicine, its collection has obvious seasonality, so the use of fresh medicine is limited objectively So, must we pursue fresh products with traditional Chinese medicine? Does the old medicine have advantages? In this regard, medical experts said that we should choose according to the drug efficacy There are great differences in the sexual and taste efficacy between some fresh and old drugs, and the clinical indications are also different, such as fresh and dried land, ginger and dried ginger, etc Peng Kang, professor and doctoral supervisor of the South Medical University Hospital of integrated traditional Chinese and Western medicine, told reporters that fresh food can better clear away heat and detoxify, promote body fluid and protect Yin, and is conducive to the treatment of febrile diseases Peng Kang pointed out that some drugs are suitable for fresh products, because some effective ingredients of fresh products are not damaged or lost, and the curative effect is significant For example, it is better to use fresh roots of Festuca arundinacea for clearing heat, hemostasis or diuresis; it is also better to use fresh roots of reed for clearing heat, promoting body fluid and stopping nausea; it is better to apply point foaming on fresh buttercups to treat stomach disease, jaundice, malaria, etc., if dry buttercups are used, they may not produce bubbles, which will affect the curative effect, because the stimulating ingredients in buttercups are protoanemone, which can become non stimulating knots after drying Crystal anemone Some herbs have low toxic and side effects, but some drugs are better with dry products, and even the longer they are aged, the better the curative effect Peng Kang pointed out that, for example, orange peel and Pinellia should be used as aged products If they are kept for a long time, their pungency and dryness will be greatly reduced The less toxic and side effects, the better they can gasify phlegm Another example is that the volatile oil contained in Artemisia argyi leaves can stimulate the gastrointestinal tract The older the Artemisia argyi leaves are, the longer they are stored, the more volatile oil is lost and the less side effects are Therefore, Chen AI is often used in medicine Peng Kang reminded that some drugs, such as Pinellia ternata, tiannanxing, Chuanwu, Caowu, Fuzi, etc., can not be used as fresh products These drugs are toxic and can only be reduced for clinical use after being processed For example, they are generally used for external use There is a big difference between the dry and fresh effects of the same kind of herbal medicine The functions of fresh and aged herbs are basically the same, but there are differences in the efficacy or dosage However, there are great differences in the sexual and taste effects of some fresh and aged herbs, and the clinical indications are also different According to Peng Kang, for example, fresh land and dry land, fresh land has the functions of clearing away heat, promoting body fluid and cooling blood, mainly treating the bleeding caused by heat injury and blood vessels; dry land is good at nourishing yin and moistening dryness, which is used for the residual heat in the later stage of heat disease, especially for those suffering from body fluid injury and yin deficiency; and ginger and dry ginger, which are used for cold and wind, keeping dry ginger warm and keeping cold, are used for spleen and stomach deficiency and cold Peng Kang reminded the public to be cautious when collecting herbs to make soup The use of fresh or old herbs should be determined according to the efficacy of their medicines, as well as the time, the place and the medicine It is suggested to understand the "fresh" and "dry" effects of herbs before using them, so as to avoid troubles caused by misuse.