banzos and alcohol are the only 2 with which withdrawal from can kill you. ask a doctor first
And make sure whoever helps you with this treats you as an individual, not a generalization. It takes as long as it takes for each person.
We are not permitted to give specific tapering advice. Benzos really should be tapered under close supervision of your doctor, especially since you're on a sustained released formula. Please don't attempt to do this yourself. A benzo taper is very doable when done properly.
Keep us informed, let us know how you're doing!