The itchy neck is considered to be a manifestation of skin allergy, which may be related to sweating or friction stimulation, and may also be caused by food or drug allergies. Oral anti-allergy drugs such as loratadine or cetirizine hydrochloride can be taken, and topical anti-inflammatory drugs such as Denadyl cream or hydrocortisone butyrate cream can be applied. Patients with significant itching can also apply compounded glycerite lotion, which plays a role in anti-inflammatory, astringent, anti-itching symptomatic effect. Treatment should also pay attention to avoid wearing high-necked or fur-collared clothes to avoid friction and irritation. Diet should also pay attention to, to avoid eating spicy stimulating food, do not eat fish, shrimp and other hairy things.