Fifteen days after the hair transplant, the back of the head is still tingling, the first thing to do is to clarify the cause, if there is an infection you can take anti-inflammatory drugs to relieve. Hair transplantation refers to the extraction of hair follicles from the occipital region of the back, followed by follicle separation and processing, so that the transplantation of hair to the thinner parts of the hair, thus making the distribution of hair become more uniform, but in the process of hair transplantation surgery, it may cause local damage, and then the symptom of tingling, if the pain is obvious, you can take painkillers to relieve. It should be noted that, after the operation, you should avoid water, sweating, keep local hygiene, especially the wound area clean and dry, and at the same time, do a good job of postoperative care, if there are still symptoms of pain after 15 days, first of all, it should be clear whether there are secondary infections, such as local redness, swelling, pain, or even pus, oozing, you need to go to the hospital in time to seek professional treatment. If the symptoms of tingling in the back of the head are not relieved, or accompanied by other symptoms, you should go to the hospital in a timely manner, after clarifying the cause of the targeted treatment, so as not to delay the condition.