Help please im on birth control?

That has happened to me b4. last year i didnt have my period for like 7 months and they put me on birthcontrol and i couldnt stop my period for like 4-5 months. it sucked. but u just need to find the right type of birthcontrol for you and go see a GYNO if you have any questions. they are great at this stuff. that is there job.