It is difficult to quit smoking, it is recommended to divert attention, chewing gum, and give medication if necessary, which can help relieve symptoms. 1. Transfer of attention: it is difficult to quit smoking, if it is mental factors, it is recommended to find friends to chat, moderate exercise, can help to transfer attention, help relieve symptoms. 2. Chewing gum: it is difficult to quit smoking, if it is caused by oral dependence, the patient may feel that there should be something in the mouth when thinking about the problem or nervousness, it can be improved by chewing gum to help. 3. Medication: discomfort caused by quitting smoking can also be considered related to nicotine dependence. If necessary, nicotine patches can be given under the guidance of a doctor to be applied to the skin, after which the dosage can be gradually reduced until the quitting of smoking is successful. If you experience any other discomfort during smoking cessation, such as headache, irritability, coughing and other withdrawal reactions, it is recommended to go to the respiratory medicine department of the hospital, and take the doctor’s advice to regulate the situation.