It is very important that your doctor check you closely while you are receiving this medicine. This will allow your doctor to see if the medicine is working properly and to decide if you should continue to use it.
While using this medicine, you may be exposed to radiation. Talk with your doctor if you have concerns about this.
Before you have any medical tests, tell the medical doctor in charge that you are using this medicine. The results of some tests (e.g., brain imaging or scan) may be affected by this medicine.