The invention relates to a method for preparing a Chinese medicinal composition and application, in particular to a method for preparing capsules containing prepared
rehmannia root, white paeony root, Chinese angelica and szechuan lovage
rhizome and application, and aims to provide a method for preparing a high-yield capsules containing prepared
rehmannia root, white paeony root, Chinese angelica and szechuan lovage
rhizome and application of the capsules in the preparation of medicaments for treating alopecia and
leukotrichia. The method for preparing the capsules containing prepared
rehmannia root, white paeony root, Chinese angelica and szechuan lovage
rhizome comprises the following steps of: preparing content granules, and filling into capsules, wherein a method for preparing the content granules comprises the following steps of: crushing, performing enzymolysis, filtering, washing, distilling to extract volatile oil, adding water to extract extract of decoction containing prepared
rehmannia root, white paeony root, Chinese angelica and szechuan lovage rhizome,
drying to prepare extract granules of the decoction containing prepared
rehmannia root, white paeony root, Chinese angelica and szechuan lovage rhizome, mixing the volatile oil and the extract granules of the decoction containing prepared
rehmannia root, white paeony root, Chinese angelica and szechuan lovage rhizome, and preparing the content granules. The invention also relates to the application of the capsules containing prepared rehmannia root, white paeony root, Chinese angelica and szechuan lovage rhizome in the preparation of the medicaments for treating alopecia and
leukotrichia.