Here is a link to the information just coming out on a supposed diabetic drug that is causing cancer in this ones case. No wonder I always prefer to do it without if possible.
Pfizer warns of lung cancer with inhaled insulin - Yahoo! News
Of course if you have to take them you have to take them. But its very disturbing to me to see so many huge drugs that are based more on making money than in actually curing something. I read a long time ago by a prominent medical doctor that most of the diabetic drugs would kill you long before the diabetes did.. He may have been right in some cases.