The curative effect of drugs varies from drug to drug, and the indications for treatment are also different. For example, ginseng: suitable for people: weak, qi and blood deficiency, shortness of breath, anemia, neurasthenia; Taboo taboo crowd: those who are hot but not righteous are the supplements. However, Oletum Trogopterori is the dry feces of flying squirrel with compound teeth, and can be used for bleeding caused by blood stasis and stagnation of menstruation, such as metrorrhagia and metrorrhagia in women, purple color and less abdominal pain, which is the elimination method. Both of them are used together, and the treatment method runs counter to each other and is ineffective.

Canning, rotting, roasting and poking are several processing methods of Chinese herbal pieces. Therefore, these drugs in the Nineteen Fears should not be put together in the process of processing, decocting and processing, otherwise the curative effect will be affected.