Request another sample to be collected to ensure accuracy. Inform the person giving you the test of any caffeine products and dietary xanthines, such as coffee, tea or chocolate, that you ingest. Avoid caffeine for 24 hours before test. You may be asked not to take this medication before the test. Roll up sleeve only.
Discomfort disappears when the test is finished.
Sterile, disposable equipment prevents contamination or spread of infection. There is no risk of becoming infected with the hepatitis virus, AIDS virus or any other infecting germ. Skin over the vein to be stuck is cleaned with alcohol or other antiseptic on a piece of cotton. When blood is drawn from a vein, the operator feels the vein to be used then punctures both the skin and vein in one quick stroke. The needle used is a sterile, disposable needle attached to a sterile, disposable syringe.