THE BASIC PRINCIPLES OF CODEINE

Grapefruit Juice (GFJ)- I had toyed with the thought of making use of grapefruit juice for many years but have read mixed experiences. A short while ago I go through that it would not inhibit CYP2D6 but rahter 3A4 which happens to be responsible for conversion of codeine into norcodeine. In theory by inhibiting 3A4 you leave much more codeine for 2