Grapefruit Juice (GFJ)- I had toyed with the concept of utilizing grapefruit juice for a very long time but have read through blended stories. Recently I examine that it would not inhibit CYP2D6 but rahter 3A4 which is chargeable for conversion of codeine into norcodeine. In idea by inhibiting 3A4 https://paxtonshtch.blogdigy.com/the-fact-about-codeine-that-no-one-is-suggesting-52988024