Eat lobster allergy itchy skin can be used externally anti-itching drugs, oral anti-allergy drugs; at the same time to avoid eating lobster again. 1. topical anti-itching drugs: eating lobster allergy caused by itchy skin can be used externally anti-itching drugs to relieve the symptoms of itching, commonly used drugs including glycerine lotion, Dinocap cream, florine acetate cream and so on. 2. Oral anti-allergy drugs: can be combined with oral anti-allergy drugs, such as loratadine, cetirizine and so on. 3. General treatment: eating lobster allergy need to avoid re-exposure to lobster, or other foods containing shrimp, the condition of the recovery period to strengthen local hygiene, avoid scratching, so as not to cause local infection. Eat lobster allergy itchy skin is recommended to actively seek medical attention, and under the guidance of a doctor to use medication, avoid private abuse of drugs.