United States Embassy Pristina Security Message for U.S. Citizens: Heightened Caution During Religio. Senator John McCainâs Remarks to the Assembly of Kosovo. Thank you, Mister Speaker, Mister Prime Minister, and dear friends for that kind reception and for the honor of addressing this Assembly.
If you drink black coffee, with no additives, you can still have fasting labs done. However, coffee will increase your blood pressure and affect some tests .... especially a CRP. Your paying for these tests. I would recommend no coffee 10-12 hours prior if your not sure. The best method is to call the laboratory.
Dr. Robert Killian Dr. Killian. 1  Fasting for Labs: Yes. There are no sugar or fat calories in black coffee. 2  Yes: Could depending on the test, if is blood sugar or chol then coffee could make an impact. ...Read more. 3  Better to avoid it: It is better to not eat or drink any thing more than 8 hours, except taking water. For good health - Have a diet rich in fresh vegetables, fruits, whole grains, milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats.