I was using cosmelan cream as prescribed by doctor fr d past 6 months it was getting better after this she prescribed me lumivoid cream started using since last week now my face has become dark again consulted d doctor again she said v can use tis fr nxt Month and she added glyco 6 to  apply 1 hr prior to bath let'sresult .is this common or wat will this be cured or not.almost spent  a lot of money  fr d treatment in d past 8 yrs still no remedy