The newest treatment is follicle transplants...not as painful looking and you don't have those terrible plugs...
http://www.news-medical.net/?keyword...e%20Transplant
As to Nioxin...it works to a point to help keep what you've got; but, it doesn't reverse at all.
As to the wisdom teeth, take ibuprofen and aspirin if you can tolerate it. Great combo for facial pain. Drink through a straw and pray you don't get dry sockets.