Wear comfortable clothes. Take any prescribed medications on the day of the exam unless instructed not to do so by your physician. Leave valuables at home. Arrive on time for the exam. It is very Important that you do not eat or drink 4-6 hours before this exam.
Water is alright.
You should feel fine. There are no side effects from the injected tracer. Most patients can expect to be at the office for at least two hours. The type of study performed will determine the exact time of the exam. Pregnant or nursing women.