Face bumps also itchy, the first thing to consider is not due to mosquito bites, secondly, clinically commonly caused by allergic factors, and then, there may also be other diseases of the skin performance or secondary symptoms: a. Mosquito bites: mosquito bites, usually the skin will appear red swollen bumps with itching, scratching after the itching is difficult to relieve, the redness is more obvious. In general, you can use anti-mosquito solution to apply relief. However, if the bumps gradually become larger over time, the symptoms become more obvious, may be secondary to allergic dermatitis, you can choose a reasonable drug under the guidance of a doctor, such as topical glycolic lotion, hydrocortisone butyrate cream and other drugs to improve the application. Second, allergy: usually due to allergic reactions caused by contact with allergens, such as dander, pollen, eggs, alcohol, garlic, etc., but also may be eating things that contain allergens, or breathing the air allergens, the face will be allergic to small bumps, and often accompanied by itching. You can go to the hospital for a detailed examination and use medication under the guidance of the doctor. The cause of eczema is still unclear and may be related to endocrine dysfunction, infection, or food, inhalants, environmental changes, etc. It often shows ill-defined erythema, papules, papules, etc., and needs to be treated with medication under the guidance of a doctor; 2. The rash, accompanied by itching, mostly occurs on the neck, chest and back, elbow fossa and other parts of the body, and in children it can occur on the head, forehead and other places. Heat rash can generally be self-healing or treated by topical application of glyburide lotion. Fourth, secondary symptoms: may also appear in other diseases secondary to adverse skin reactions, such as systemic lupus erythematosus, rheumatic fever, malignant tumors and other rashes can cause, need to go to the hospital to clearly diagnose the treatment of the original disease.