If you drive, the problem will not be the stents but the side effects of the medication that you take that probably will make you feel quite tired for the first 2 or 3 weeks until your body get used to it.
Jesus
I should think it would be fine if you stop every couple of hours to stretch your legs and walk around a bit. I was told 6 weeks for a plane flight, but that's different, involving cabin pressure etc and it's not quite so easy to keep getting up to walk around.