Getting Hvy Bleeding. Not Cured By Trapic 650. What Should

Getting hvy bleeding. Not cured by Trapic 650. What should I do? I am married 42 years old and was having normal menstrual cycle until Jan of this year. I have been having my periods for 6days continuously in every month. The same had happened from Feb'2015 and I was advised to take Trapic 650 tablets to stop them.I took it for 3 months, that time it was quit ok but as soon as I stopped this medicine the same again . As per PAP Smear report" no dyskaryotic or malignant are detected". sould I continue Trapic 650.Kindly help.