Hi ,i am nisar , my age is about 25 years, i am about 5 feet and10 inches in height and my weight is about 70 kg,sir, i am suffering from hair loss in patchs from last 4 months ,at first patch appeared on right side of head ,the doctor diagonosis it as Alopacia areata and he priscribed compound dithranol ointment and vitillex and i used it for three months and hair start comming on that area,but now i am loosing hair in patchs ,about 6 patchs of hair loss appear under my chin and i am undergoing same treatment from last three months but no improvement occur ,now what i have to do ,so that hair comes on these patchs