Itching after tooth extraction is considered to be related to normal wound healing, inflammation, etc., generally can be relieved by maintaining oral hygiene, medication and other ways. 1. wound healing: itchy after tooth extraction, no other symptoms, may be the wound wound wound normal healing performance, generally do not need special treatment, pay attention to oral hygiene, rinse your mouth in time after meals, observe the gums can be. 2. Inflammation: due to the exposure of the wound after tooth extraction, may cause inflammation and infection, resulting in local itching, pay attention to observe whether the local swelling is aggravated, you can take oral amoxicillin and metronidazole and other medications under the guidance of the doctor, can play a role in controlling the infection. If the itching after tooth extraction continues to be unrelieved, it is recommended to go to the hospital in a timely manner to find out the cause, to avoid delaying the condition and causing other damage, the use of drugs need to comply with the doctor’s instructions.