Decoction of Chinese medicine should be soaked and then boiled, usually boiled twice can be, and then the two boiled out of the liquid mixed to take, a pair of Chinese medicine is usually only eaten for a day, morning and evening, or morning, noon and night, the specific number of times to take the medicine need to be under the guidance of the physician. Decoction of Chinese medicine first need to choose the vessel, it is best to use ceramic, tile pots, stainless steel vessels, prohibit the use of copper, iron vessels. Steps: first of all, the Chinese medicine tablets need to be first decoction, after the next Chinese medicine out, the rest of the part of the water soaked for about half an hour, no need to clean, Chinese medicine tablets are purified after the Chinese medicine, direct immersion can be. The first thing you need to do is to soak them in water for about half an hour, without cleaning. The first decoction of the first decoction of Chinese medicine tablets first decoction for 20 minutes, and then soaked Chinese medicine tablets into the soaked, and then add more water, the water surface is about higher than the Chinese medicine 3 ~ 5cm can be, first with a large fire to boil, and then with a small fire to cook for half an hour, and then filter out the liquid, and continue to use the rest of the tablets. Add water to the remaining tablets again, this time the water surface is about 2~3cm above the Chinese medicine, also boiled over high heat, and then boiled over low heat for 15 minutes, and finally put the Chinese medicine tablets in, boiled over low heat for 10-15 minutes, and then filtered out the liquid, and mixed with the liquid of the previous medication to be taken. Generally, the liquid boiled in this way is between 400-600 ml. If the decoction is too much, the liquid can be concentrated over a low fire, and the liquid can be concentrated as much as possible to between 400-600 ml, so that it can be taken twice a day or as prescribed by the doctor. In addition, if the Chinese herbal medicines have the effect of detoxification or diaphoretic effect, they need to be decocted under the guidance of a physician, and the above decoction methods are only applicable to most of the Chinese herbal medicines.