For the record its type 2 diabetes not "tip 2 diabetis".
"I have a burning foot for 3 days."
You give us very little information to help you. See these 14,200,000 hits http://www.google.com/search?hl=en&client=firefox-a&rls=org.mozilla%3Aen-US%3Aofficial&hs=LEx&q=burning+foot&btnG=Search
Go see a doctor after reading the above links.
TIP: When posting a question and to get useful solutions don't keep things secret such as glucose levels, body weight & height, the nutrition being followed, and amount of medication [all] taken daily. And describe fully when your symptoms occur - mornings, after exercise, or constant, etc. These things are important to know.