How should I take magnesium citrate (Citrate of Magnesia, Citroma)? Take magnesium citrate exactly as directed by your doctor or as directed on the package. If you do not understand these directions, ask your pharmacist, nurse, or doctor to explain them to you.
A It is best to not eat for at least 90 minutes before your massage treatment and only a light meal at that time. The body needs time to digest your food. This is the same caution you would take when you go swimming or exercising.
What do I eat the day before? My husband has had several PET scans and was never told to be on any special diet. The only thing he had to do was having nothing to eat or drink 6 hours prior to the scan. He was able to have a few sips of water, since his radiation damaged his saliva glands and his mouth was very dry. If you are diabetic you may need to find out if any special prep.