Randomized to receive Metformin 1500 mg / day OR OCP (EE+CA) Life style advice to women with BMI ( body mass index) more than 28 , in both groups (PS: progesterone can be added for getting withdrawal bleeding for amenorrhoea of more than two months, or for prolonged menstrual bleeding. ) Study period: 6 months Clinical evaluation points and tests at enrollment and again after 6 month. Clinical: BMI, Waist circumference, Hip circumference, Acne score, FG (modified Ferriman Gallwey score ) (after no epilation for last 6 weeks), Menstrual History Biochemical: Thyroid function tests, Prolactin,Total Testosterone, Lipid Profile, FAsting blood sugar & 75 gm 2 hr Glucose tolerance test (GTT), Sr Insulin, 25- hydroxy vitamin D (optional), (Only Radioimmunoassay / Chemiluminescence assays)