It is unusual for eczema to suddenly start at the age of 8 years and also to spread onto the neck and face.Your son's skin rash does not sound like eczema.Also an antibiotic is not the usual treatment for eczema and Celestamine is not the correct treatment either. What is needed here is a definite diagnosis of your son's skin rash. It would be best to take him to see a dermatologist.
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