If i get off my oxycontin , will my testosterone level increase on its own (or at least return to normal? it's a catch 22 because my back is very bad.

Hard to say: You are right. It's a catch 22. Narcotics will suppress pituitary function which can cause low testosterone. If this was the case, stopping narcotics can help getting the level up to a higher level. You need to work closely with your doctor on this. Either try different form of pain control (non-narcotics) or begin testosterone replacement if you are symptomatic.

Should improve: Opioids like Oxycontin will improve back pain but there's the devils dues to pay for the period of relief-low t to the point of osteoporosis and fractures and numerous other abnormalities associated with chronic opioid use. Low t can be reversed but the damage fron this can be irreversible.It sounds as if you need to see a primary care with experience in the care of back pain

See below : You ought to you realize that the Oxycontin may be increasing pain via certain mechanisms and the low testosterone may also be increasing pain as well. Increasing testosterone via reducing opioid use may reduce chronic pain via several methods.

It is possible.: One of the many deleterious effects of long-term use of narcotics is a lowering of a man's testosterone levels, so stopping Oxycontin may allow your levels to restore themselves.