It would be best to consult a skin specialist and decide about the plan of management in your case according to the sites of involvement and extent of involvement.
'The main goal of treating vitiligo is to improve appearance. Therapy for vitiligo takes a long time—it usually must be continued for 6 to 18 months.
Current treatment options for vitiligo include medical - topical steroid therapy , oral and topical psoralen photochemotherapy and depigmentation using hydroquinone; surgical-autologous skin grafts