It also risks malpractice suits. Over-testing and over-prescribing are rooted in part in doctors trying to cover their own ass and avoid being sued, plus having a good defense in the event they do get sued.
You do know that ineffective practice also risks malpractice suits if it's identified?
Even worse if by trying random approaches (face it, an untested experimental medicine is mostly random) you end up harming the patient.
