Taro can secrete irritating substances, contact with the skin causes itching need to wash their hands, apply vinegar and neutralize, if the symptoms are still not relieved, you can use anti-allergy drugs. Taro contains plant alkali, handling taro hand skin irritation can produce itching, belong to the allergic reaction. First of all, you need to use enough water to wash your hands, you can use the right amount of vinegar to smear, play a neutralizing effect. You can also put your hands into hot water, the plant alkali will decompose after heat. If the symptoms are still not relieved, it is necessary to carry out anti-allergy treatment, such as following the doctor’s instructions local application of tretinoin econazole cream, dinexidine ointment and other glucocorticoids, or take loratadine, cetirizine and other antihistamines. Daily need to pay attention to handling taro wear gloves, avoid direct contact.