Dexedrine Spansule 5, 10 and 15 mg capsules. Dextroamphetamine is used to treat attention deficit hyperactivity disorder (ADHD) and narcolepsy (a sleep disorder), and is sometimes prescribed off-label for its past medical indications, such as depression and obesity.
A patient's red blood cells can be mixed with antibody to a blood group antigen to determine a person's blood type. In a second example, a patient's serum is mixed with red blood cells of a known blood type to assay for the presence of antibodies to that blood type in the patient's serum. (broad beans and vetch), is used to identify the N blood group antigen. RH typing: If your blood cells stick together when mixed with anti-Rh serum, you have type Rh-positive blood. If your blood does not clot when mixed with anti-Rh serum, you have type Rh-negative blood.
Guide. Blood type tests are done before a person gets a blood transfusion and to check a pregnant woman's blood type. Human blood is typed by certain markers (called antigens) on the surface of red blood cells. Blood type may also be done to see if two people are likely to be blood relatives.he ABO test shows that people have one of four blood types: A, B, AB, or O. If your red blood cells have: 1  The A antigen, you have type A blood. 2  The liquid portion of your blood (plasma) has antibodies that attack type B blood.