A nurse or other trained health professional will give you this medicine. This medicine is given through a needle placed in one of your veins, or through a catheter in the area of your body to be tested.
Your doctor may ask you not to eat or drink anything for several hours before your test. Carefully follow your doctor's instructions about eating and drinking before this medicine is given.
Make sure your doctor knows if you are pregnant or breastfeeding. Nursing mothers should not breastfeed for 24 hours after receiving this medicine.
Tell your doctor if you have ever had an allergic reaction to dye used during an x-ray or imaging procedure. Make sure your doctor knows about any allergies you have to food or medicines.
Make sure your doctor knows if you have diabetes, liver disease, multiple myeloma, pheochromocytoma, thyroid disease, or sickle cell disease. Tell your doctor if you have a fever or a blood infection. Make sure your doctor knows if you have lung problems such as asthma or emphysema. Tell your doctor if you have kidney disease or a recent kidney transplant.
Tell your doctor if you have a brain disease or tumor, or a recent head injury. Make sure your doctor knows if you have recently been given medicine to increase your blood pressure. Tell your doctor if you have a history of high blood pressure, circulation problems, or heart failure.