Over lunch Dr Jack Broccoli learns from Dr Larry Faber a friend from medical school about an amazing drug he has developed called Ambrotine. It seems that it reverses aging and cures almost any disease. Larry needs experimental subjects so Jack volunteers some of his own nursing home patients and the results are positive beyond all expectations. There are however a few unexpected side effects. Jack finds himself in trouble with his licensing authority and on the run from Pharmex a ruthless drug