If the toe is swollen and itchy, you can apply skin specialist ointment, dacrynic ointment and other medications to treat it, or soak your feet in hot water under the guidance of a doctor, which may have some effect. 2. 3, if caused by allergies, need to check the allergens before conditioning. Patients need to stay away from allergens and avoid spicy and irritating foods. If there is no relief in the short term, you must go to a regular hospital in time.