There is no money to be made because people can do this treatment at home.
Check out "microelectricitygermkiller" on Yahoo Groups.
You can build your own for under 10 bucks.

Years ago, my good friend "Fast" Ed McCabe published his book, "Oxygenation Therapy", which talked about ozonation as a means of correcting a wide array of medical problems including aids. The American Association of Heamatology also published a paper showing that ozonation was effective in killing blood-borne viruses. But ozone therapy is also illegal in the US (although not so in other countries).