The invention relates to the technical field of Chinese herbal preparations, specifically to a wall-broken Erigeron breviscapus preparation. A preparation method for the wall-broken Erigeron breviscapus preparation comprises the following steps: crushing Erigeron breviscapus into wall-broken powder then carrying out ethanol-water wet granulation by controlling the mass of an ethanol solution and the wall-broken powder carrying out extrusion forming at a certain rotating speed and then carrying out drying. The preparation method has a high granulation rate and the prepared wall-broken Erigeron breviscapus preparation has high bioavailability, good stability and good disintegration performance.
