Itchy stomach with a small red bumps, considering skin allergies, bacterial infections, viral infections or fungal infections and other causes, it is recommended that patients go to the hospital in a timely manner to clarify the cause of the disease, can be treated through medication and other drugs, drugs, including oral medication, topical medication and so on. 1. Topical drugs: patients with itchy skin and small red bumps need to choose drugs according to the condition and cause of the disease. If allergies, you can use topical antipruritic agents, including glycerine lotion, dehumidifying and antipruritic ointment, etc. You can also use topical glucocorticosteroids, such as dexamethasone acetate cream, etc. If you have symptoms of infection, you can use topical medications. If the patient has symptoms of infection, you can choose anti-infection drugs, including erythromycin ointment, mupirocin ointment and so on. If it is caused by fungal infection need to use topical antifungal treatment, such as amorolfine cream, sertaconazole cream, etc.; if it is caused by viral infection, need to give acyclovir, penciclovir and so on. 2. Oral medication: If the urticaria and contact dermatitis are caused by allergy, patients can apply antihistamines such as loratadine tablets as prescribed by the doctor. If it is caused by viral infection, such as herpes zoster, herpes simplex, etc., then you can choose antiviral drugs, such as acyclovir, vasiclovir, etc.. If it is caused by fungal infections, such as ringworm, then you can choose to apply antifungal drugs, such as itraconazole capsules. If the bacteria cause folliculitis and so on, you can take oral amoxicillin and so on. Patients should keep the skin clean and breathable, take a bath in time after sweating, and try to wear loose and breathable clothes. Patients should pay attention to maintain a light, nutritious diet, avoid spicy, stimulating food. If you feel unwell, you should go to the hospital in time, so as not to delay the condition or cause adverse reactions.