Meh, why not just let some people get fleeced...?
"Sorry, you can't buy cars privately any more -- you need a gov't agency to make sure you don't get screwed. You cannot fend for yourself, right?"
"Sorry, you can't buy cars privately any more -- you need a gov't agency to make sure you don't get screwed. You cannot fend for yourself, right?"
Similarly, you already cannot buy all cars privately anymore. Business-to-consumer is highly regulated (that's what the Federal Motor Vehicle Safety Standards are for, but home-built cars also need to pass several inspections before they are allowed on the road.
Taking a risk just driving a car, I don't get why you can't take a risk with a medicine.