Low carb diet can work wonders for many, exercise is a very major tool in the struggle against our condition and for very many Type 2's taking medcation is no big deal.
Diificulty arises in that we can never have full control of our diet and we cannot always get enough exercise. As a result we have to adopt a flexible approach.
As a rule the most effective strategy is (1) Clamp down hard on the carbs in your diet, (2) Try being as active as possible, (3) Make use of medication if it will help you. (4) Test your blood glucose levels before and 2 hours after meals. (5) Use your test results to adjust the management of your diabetes.