Traditional Chinese medicine for soothing liver and dispersing depressed vital energy and soothing nerves and sedating mind, and preparation method and quality standard thereof

The invention discloses a Chinese medicinal capsule for soothing the liver and dispersing the depressed vital energy, and soothing the nerves and sedating the mind. For the granular contents, the grain size is 500 to 800mu m, the critical relative humidity is 45 to 70 percent, and the water content is less than 10 percent; and the medicament comprises the active ingredients of bupleurum, Chinese date, grassleaf sweelflag rhizome, pinellia tuber (prepared), largehead atractylodes rhizome (fried), blighted wheat, thinleaf milkwort root-bark (prepared), liquoric root (roasted), gardenia (fried), lily, bile arisaema, turmeric root-tuber and the like. Clinical tests show that the effective rate of the sample testing group is 98.91 percent, and the effective rate of the comparison group is 97.14 percent. Because dry powder (instead of extract) is directly used for preparing the medicament and the best concentration specific weight and the specific drying conditions are given, the process is more controllable compared with the process in which the extract is used for preparing the medicament and the concentration specific weight and the drying conditions are uncertain.