Before the Study: • You will not be allowed to eat for 4 hours PRIOR to the study • You may have water and your routine medications • No Cialis, Viagra, or Levitra or similar erectile dysfunction medications for 72 hrs (3 days) PRIOR to the study • No caffeine containing products for 24 hours before the study • An IV will be started in the bend of your inner elbow area. This will be used for IV contrast. During the Study: • You will be given IV contrast (x-ray dye) for this study. • You will have a heart monitor attached to assess your heart rhythm and rate. • You may have an oxygen tube placed into your nose during the study. • You will receive a medication to help lower your heart rate. You may receive pills or IV medication • You will receive one dose of nitroglycerine under your tongue, during the study. After the Study: • Your heart rate and blood pressure will be monitored for approximately 15-30 mins. • The radiologist will evaluate your study and issue a report to your doctor. • Be sure to eat and drink plenty of fluids (water) after the study. • If you take glucophage, metformin, or avandamet, do NOT take these medications for 2 days after the study. It interacts with the IV dye you received. Resume this medicine in 48 hours and contact your personal physician for further questions or direction. Coronary CTA Discharge Instructions Radiologist: _________________________________Date: ______________ You may resume your normal activities and diet after the test. Because you received contrast it is suggested that you drink an extra 1 or 2 glasses of water throughout the day. The contrast agent will not discolor your urine. Although rare, some people may experience a delayed reaction to the contrast. If any mild rash or swelling should occur, call the Radiology nurse at Reynolds Crossing before 4:30 pm at 287-3500. If it is after 4:30 pm, call St. Mary's Hospital at 285-2011 ask for the Radiology Department and then ask to speak to the radiology nurse on-call. If symptoms are severe, such as, difficulty breathing or shortness of breath, we ask that you go to the nearest Emergency Department immediately. If you were given medications to lower your heart rate, you may experience episodic, but mild dizziness, headache or lightheadedness. If these symptoms are accompanied with nausea or vomiting, or if they persist for greater than 24 hours, you should go to the nearest Emergency Department. Be sure to take your instructions with you. If you take Glucophage, Metformin or Avandamet, do not take it for 48 hours after the study. It interacts with the IV dye. Resume taking these medications after 48 hours. Medications/dosage given: ___________________________ Patient signature: ______________________________________ Commonwealth Radiology, P.C. 1508 Willow Lawn Dr. Ste. 117 Richmond, Virginia 23230 804-288-8327 www.commonwealthradiology.com