If not restrict them, then at least keep all businesses that sell them out of the public's eyes.
My taxes pay for public health care. What about yours?
It's a common system that deals with lots of people doing stupid stuff or eating wrong or not exercising the proper amount of time per day or whatever. If you want to go to a user pay system, that would be more the American system but you better have a job to cover the private insurance otherwise you may not get cured. Personally, while far from perfect, I like the Canadian model. I also enjoy the freedom of choice with my life and really would not do well in a totalitarian style state you are proposing.