Depo Shot , birth control issues

Mallory
i just got my first depo shot July 16th , that was the 5th day of my cycle. now a week later my period comes on again supppppeeer heavy and has been on heavy ever since. idk what to do , I hate it. Last time I was on the pill and it made me have a period every 2 weeks which drove me up a wall . what to do ?