Itchy red bumps on hands should be treated according to the cause, if it is an allergic reaction can be general treatment, medication, if it is eczema can be general treatment, medication, physical therapy, if it is ringworm can be general treatment, medication. 1. Allergic reaction: if the red bumps on the hands are caused by allergic reaction, general treatment includes actively searching for and detaching from allergens, avoiding scratching, and medication includes oral cetirizine, loratadine, and so on as prescribed by the doctor. 2. Eczema: eczema caused by pimples on the hands, blisters, itching and other symptoms, can be general treatment such as reducing external stimuli, avoid the use of irritating toiletries, medication can be prescribed topical glycerine lotion, boric acid solution, etc., but also oral drugs such as ibuprofen, loratadine and so on. 3. ringworm caused by: hand superficial skin fungal infection can lead to the occurrence of ringworm, general treatment requirements to keep hands clean and dry, sweat immediately after drying, avoid contact with irritating substances, drug treatment can be prescribed topical miconazole, clotrimazole, can also be taken orally terbinafine, itraconazole and other drugs. Itchy red bumps on the hands may also have other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment. All of the above medications should be used under the guidance of a doctor, avoid self-medication.