Hi, I am 27 year old, i had a small Vitiligo on my back since was 12 yr old, after that doctor prescribe my melanocyl solution which i applied alternate days after a month the white patch started becoming dark so i stopped using this drug..now i am 27 one day i thought to get rid of that small tinny white dot which was still present on m back i applied Mylanocyl ontment. and took 1 hr sun exposure ..it game me irritation and skin got dark red in color..next day i went back and did the same .this time later part my skin swelled, turn dark brown,, and it gave me sunburn..i applier turmeric power ...after few days the skin peeled off but the dark brown spot is still der..my doc told me its not curable is it true this spot developed it quit big and i really wanna cured myself ..now i prescribed with hydrocotisone aceponate cream..please if any one can telme will spot get reduced and i can get my skin normal..and how much month will it take?