> I then would like to see a law mandating its use for all people who who have a DUI.

The problem is that such vaccine wouldn't only work when you are in a vehicle or prevent you from making other stupid decisions. This really wouldn't address the root cause and would be a pretty egregious violation of an individual's freedom of thought.

The idea of the state having authority to permanately biologically alter an individual to control his or her behavior is a throwback to the time of lobotomies, which even the Soviet Union banned in the 1950s.