Band-Aid paste for a long time the skin itching and redness, common in contact dermatitis, can be treated through general treatment, local medication, systemic medication and other measures. 1. General treatment: first of all, avoid using the same material band-aid again, keep skin hygiene, avoid scratching. 2. Topical medication: You can use topical medication such as glycerine lotion, zinc oxide ointment, hydrocortisone cream, etc. for treatment. 3. Systemic medication: If the itching is significant, you can take oral loratadine, cetirizine and other antihistamines to fight allergies and improve itching. Band-Aid paste long time skin itching and redness, need to be under the guidance of a professional doctor to use drugs, to avoid their own abuse of drugs.