Management of Puberty menorrhagia?

fifteen year old girl has presented to me with BPV for 2 days.She is soaking almost 7-8 napkins per day.LLMP 15 days back.that time she bled for almost 20 days off and on.her haemogram, thyroid profile is WNL.Ultrasound Pelvis showed normal uterus size, ET=12mm, adnexa normal.Previous cycle managed with Texid-MF tds and Daflon-BD.Right now same medicines being given.How to proceed further?