Iam Suffering From Irregular Periods And Heavy Bleeding.doctor Suggested Me

iam suffering from irregular periods and heavy bleeding.doctor suggested me to take regestrone and at the 5th day of my periods doctor suggested me to have ovaral.aftr having regestrone for 5days,i got my periods and i started with ovaral. should i again continue with regestrone? if yes when should i again start regestrone?please help me out