You need to make an appointment to see your GP to discuss this risk.
For many people who are diagnosed with type 2 diabetes, the first approach to treatment is to make lifestyle changes. These include:
This may be enough to keep your blood glucose at a safe and healthy level without the need for other treatment. However, you may need, or eventually need, medicines that reduce high levels of blood glucose. Initially, this will usually be in the form of tablets, and may sometimes be a combination of more than one type of tablet. It may also include insulin or other medication that you inject.
See useful links for a range of resources that could help you.