Fingers swollen by mosquito bites in the clinical known as insect bite dermatitis, need to take general treatment, medication and other ways to deal with. 1. General treatment: swollen fingers by mosquito bites, you can take the local cold compress, can reduce the symptoms. Avoid scratching the local area during the period, otherwise it may lead to skin breakage and cause infection. 2. medication: if the symptoms of itching, can be used externally glycerine lotion, can relieve the symptoms. You can also apply glucocorticoid drugs, such as hydrocortisone, dexamethasone, etc., to play an anti-inflammatory, anti-itching effect. If accompanied by obvious itching symptoms, oral antihistamines, such as loratadine and cetirizine, can be taken to shorten the course of the disease. It is recommended that patients choose the appropriate way to deal with it according to their personal situation, and the specific medication should be prescribed by the doctor.