Wall-broken radix tetrastigme oral decoction pieces

The invention discloses wall-broken radix tetrastigme oral decoction pieces. The wall-broken radix tetrastigme oral decoction pieces solve the problem that the traditional radix tetrastigme decoction pieces can not preserved easily so that the quality of the traditional radix tetrastigme decoction pieces can not be guaranteed, can not be taken conveniently and have a low active principle utilization rate. A preparation method of the wall-broken radix tetrastigme oral decoction pieces comprises the following steps of orderly carrying out pre-treatment, microwave-vacuum freeze drying, low-temperature crushing, ultrafine grinding, granulation, split charging and packaging of radix tetrastigme to obtain the wall-broken radix tetrastigme oral decoction pieces. The preparation method shortens drying time, reduces energy consumption, is convenient for storage, has a long shelf life and stable quality of the wall-broken radix tetrastigme oral decoction pieces, can retain active ingredients of raw materials and reduce