Hi my son is 5 yrs old, 30 days before he had skin rashe sliek eczema, he was given desowen and derma dew, and was aske dto stop desowen after 5 days, by then rashes had gone but then the spots were darkened , i continued derma dew for 25 days but still th espot sare lying , so wat cream do u suggest for the spots to disappear................thanks in advance