The causes of eczema in children include the following: first, genetic factors; second, allergic factors, due to contact with playdough, dyes, colored pencils and other allergies, but also due to overconsumption of shrimp, crabs, scallops, etc., and may be due to a large number of nutty foods, such as peanuts, beans, etc.; third, due to microbial infections, such as bacteria, fungi, viruses and other irritation caused by reaction; fourth, due to excessive use of antibiotics, antipyretic and antidiarrheal drugs such as allergies to the drug produced by the reaction, in the case of eczema, need to be treated with antiallergy treatment, oral loratadine syrup.