Colla Corii Asini blocks can generally be wrapped up in a multi-layered clean food bag and then gently smashed with a hammer and other hard objects. Colla Corii Asini block is larger, to the common Dong A Colla Corii Asini for example, the general weight of a piece of about 30 grams, so it needs to be broken into pieces after the division of the medicine, and Colla Corii Asini block hard texture, generally difficult to break open with bare hands, broken, so it is not easy to be divided into the right size in order to use the medicine. Patients at home when the use of Colla Corii Asini blocks can generally use multiple layers of clean food bags, etc. will be wrapped tightly, and then use a hammer, pliers, or even the back of a kitchen knife and other hard objects can be gently smashed, Colla Corii Asini blocks, although the texture of the hard, but brittle, easy to smash, and then according to the amount of medication required, weighed into the medication. In the use of hammers, pliers and other hard objects need to pay attention to safety, so as not to smash their own.