For most patients with diabetes, treatment is something you do not just every day, but multiple times daily: you have to think about the effects on your blood sugar of every meal you eat, it's recommended to check blood glucose tests several times daily, and most folks with diabetes take pills or shots once or more daily. So the possibility of a once-a-week medication for type 2 diabetes is intriguing. And it's just possible that it will be available in the foreseeable future: Amylin and Lilly...