Could Depo SubQ Be Causing Prolonged Bleeding, Low Iron, Headaches, And Anxiety, And Is It Safe To Switch From Zoloft To Prozac Given My Symptoms?

I took depo subq on Jan 18. For the last 3 weeks I been bleeding, low on iron, headaches, aneixty is out of control. So I took my zoloft and had continued diarrhea and I was taken off and put on Prozac. Scared to take it. I have called all Dr s in the area and no appointments till may