###Human: Can allergic reaction cause bumps on face, neck and fingers? ###Assistant: Hi. It is urticaria and you are right it is an allergic reaction. Urticaria can be due to drugs, any food material to which your body is allergic. You have to keenly observe and note the things that can flare it up or cause it. Do not worry. You will get better with proper treatment and medication. Urticaria. Urticaria. Apply Betamethasone propionate lotion, mix with Calamine lotion BD over the lesions. Take antihistamine BD like Loratidine 20 mg. Avoid things that flare it up. Do not eat food from outside the home. Maintain hygiene of area, wash with soap and water, avoid using Dettol and other irritants.