... nite,torn miniscus behind left knee. all due to a fall in 2007.i started out taking yellow narco ten mg and a musce relaxer,ended up on roxycodone 5mg,morphine sulfate 15 mg, now im a litte dependent run out of meds b4 next refill every month.so now i take tramadol 50 mg and lorab 7.5 till my next appointment. i just took 3 -50 mg tramadol and 2 lortabs, 45 min later my back and knees ar hurting.im concerned about overe-dosing,the oxycodone really the only thing that works and the tramadol 3 at at a time.please give me some helpfull advice.i need relief my tolerance is over the top