Circumcision precautions include choosing a regular hospital, choosing the appropriate time for surgery and doing a good job of post-operative care. 1. If you want to do circumcision, you must go to a regular hospital for a detailed examination to assess whether you need surgical treatment; if you need surgery, you also need to determine whether there are any contraindications to surgery, and whether you can have surgery; if you can have surgery, you can determine the surgical program according to the patient’s specific situation. 2. When determining the possibility of circumcision, it is also necessary to choose the appropriate timing of the operation. If there is circumcision and glansitis, and also in the acute attack period, you need to anti-inflammatory before surgery, otherwise it will affect the effect of surgery. Before the operation, you should pay attention to cleaning the perineum, especially to turn up the foreskin to thoroughly remove the foreskin of the foreskin. 3. After circumcision, patients should mainly rest, not too much activity, and use comfortable loose, breathable underwear. After the operation, sexual stimulation should be avoided, because the penis may cause secondary bleeding after erection. Also keep the interface area clean and dry, if accidentally soaked incision, should go to the hospital in a timely manner to change the dressing, to avoid causing infection.