Major Hair Loss Restarting Testosterone

Major Hair Loss Restarting Testosterone? Please can Anybody help me? I was on Trt for Years been off For about 8 months. I Restarted My injections 2X a wk for over a month or so! But now my Hair which Was always long has Been thinning badly and falling out. Maybe i Started on Too High of a T dose 2 times Per wk? Could this have Caused it in any way? Please any Help from anybody? Need my hair Back Not sure what to do? Freaking Thank you Rocky