What you experienced is obviously the pendulum swinging too far (in the right direction). Then again, it should just be accepted that major surgery will always

What you experienced is obviously the pendulum swinging too far (in the right direction). Then again, it should just be accepted that major surgery will always involve some discomfort. There's a big distance between "5 days worth of low dose Tramadol" (+ max dose of Paracetamol) and "2 months worth of Oxycodone". It's really not a hard problem to solve for the medical establishment.