BROKEN BONES.. URRGHH...?

i broke my clavical (collarbone) when i was 12 im now 21 lately its been bothering the heck outta me i know broken bones are probably the worst cause even after they heal they still hurt like a dUCK..geez lol i just want to know is there anything i can do to relieve some pain i cant sleep i cant lift anything with my left arm very uncomfortable any advice????? thanks in advance!!!