my husband is having vitiligo since five years, he is 38 yrs old. he is having white patches in fingers, toes and in penis. he is taking medicine from the beginning itself. but there is no cure and also it will spread not so fast. now he is taking medications like eldem, winforte, melcyl. is the disease curable or not? we plan to have a baby, is this spread to my baby? these medications enough to cure the disease? plz answer my queries doctor.