当用户加入的清单列表里面的药品不想买，想清空的时候，进入清单列表界面，

When a user joins a list of list of medicines which do not want to buy, want to empty into the inventory list interface, access to medicines information you want to delete, select Edit option, check the need to remove the drugs, the system response is deleted, it is deleted the end of the process, otherwise it returns a list of information acquired inventory interface.

When the user joins the list of drugs do not want to buy, want to empty, go to the list interface, get the drug information you want to delete, select editing options, check the drugs that need to be deleted, the system will respond to whether to delete, is delete, end the process, otherwise return to get the list information interface.

When the user does not want to buy the medicine in the list and wants to clear it, enter the list interface to get the medicine information to be deleted, select the edit option, check the medicine to be deleted, and the system will respond to whether to delete, yes, delete, end the process, or no, return to get the list information interface.