Taro allergy, need to avoid taro and other allergens, and timely give anti-allergy drug treatment. 1. Avoid allergens: skin contact caused by localized allergies can be washed with a lot of water, and in the future need to avoid re-exposure or consumption of products containing taro. 2. Drug treatment: with itching need to give anti-allergy drug treatment, such as oral loratadine tablets, chlorpheniramine maleate tablets and so on. Topical glucocorticoid drugs can also be used for anti-allergy treatment, such as mometasone furoate gel, hydrocortisone butyrate ointment and so on. Due to individual differences, the specific situation needs to ask the doctor for an interview, and under the guidance of the doctor to carry out standardized treatment, the use of drugs need to follow the doctor’s instructions.