1.When you encounter pain, go to the pain department, neurology, orthopedics, rehabilitation, oncology and other outpatient clinics of regular hospitals, and you will be able to get timely and satisfactory control of general acute and chronic pain; 2.Make an evaluation after seeing at least one course of treatment continuously, because even the most brilliant doctors cannot solve all the problems in one outpatient visit; 3.Bring complete medical records and examination data; 4.Tell the doctor the real condition and cooperate with Tell the doctor the true condition and cooperate with him/her in every examination and treatment; 5. Provide timely feedback on the reaction after taking medication and consult at any time if you do not understand the problem.