Tanshinone in Danshen decoction pieces has the effects of promoting blood circulation

removing blood stasis

dredging channels

relieving pain

nourishing blood and tranquilizing mind

etc. It is a traditional Chinese medicine preparation with remarkable curative effect. However

at present

the salvia miltiorrhiza decoction pieces in the market generally have the following problems: 1) low content of active ingredients

2) long moistening time

3) black section

4) difficult cutting

easy cracking and low tablet rate. In view of this

in this paper

a new type of Danshen tablet was prepared by a brand-new preparation process

such as cleaning

washing and freeze drying. The test shows that the content of tanshinones in the tablets can reach 0.64%

which is better than that of Danshen decoction pieces prepared by traditional technology

and Danshen tablets have the same thickness

even distribution of tanshinones and complete appearance. To provide a new method for the preparation of new Danshen decoction pieces.