How Long Do I Have To Suffer From Depression After Stopping Oxycondone?

Hi I have been on meds for a very long time,first it was panadene forte,than endone and now oxycondon,I was taking these for different injuries,my latest is a tear in the shoulder,I was currently taking two 20 mg of oxycondon a day, sometimes more,I have run out of my script,I had the last one 6 days ago,I know the injury is an excuse,I feel toward the end I was just taking them to make me feel good and I was not able to function without them,not having any for six days now I have been going through hell,I feel depressed, sad no energy don t wanna be here, the question I wanna ask is how much longer will I feel like this, will appreciate an answer Carmen