Feeling something crawling on the face and a little itchy is usually caused by abnormal sensory function. The first thing to do is to clarify the cause, such as cerebrovascular disease, facial neuritis, plant nerve dysfunction, etc. After clarifying the cause, give symptomatic treatment, as follows: 1, cerebrovascular disease caused by sensory disorders, should be given B vitamins, Idebenone, cytarabine and other nerve-nourishing drugs for treatment. 2, facial neuritis caused by facial sensory disorders, should be given glucocorticoids, B-group The facial sensory disorder caused by facial neuritis should be treated with glucocorticoids, B-vitamins, anti-viral drugs if necessary, and physical therapy such as massage, hot compresses and acupuncture to improve the symptoms. 3, facial sensory abnormalities caused by plant nerve dysfunction should be treated with drugs that regulate plant nerve function, such as glutathione, vitamin B1, haloperidol, melitrexin, etc. If necessary, symptoms can also be improved through psychotherapy.