Itchy skin after picking bean curd is considered to be related to skin allergy, mosquito bites and other factors. It is recommended to pay attention to local care, give topical drugs, if necessary, with oral medication, can help relieve the symptoms. 1. Skin allergy: picking beans in the external environment, allergic to external substances or allergic to the ingredients inside the beans, may produce obvious itching. You can use flowing water to rinse the skin repeatedly, if necessary, external glycerine lotion, hydrocortisone butyrate, halomethasone ointment applied externally, can relieve the inflammatory reaction, but also the role of itching. 2. Mosquito bites: picking beans by mosquito bites, may cause papular urticaria, can also lead to itchy skin. It is recommended to get out of the environment in a timely manner, external glycerine lotion and other drugs coated at the same time, with oral antihistamines, such as loratadine, levocetirizine hydrochloride, promethazine hydrochloride, etc., can reduce the release of skin histamine, relieve itching. Picking beans after the skin itching, there are a variety of possible causes, such as persistent non-relief, it is recommended that the hospital dermatology, clear cause, under the guidance of a doctor to standardize the treatment, the use of drugs need to follow the doctor’s instructions, to avoid self-medication.