CODEINE NO FURTHER A MYSTERY

Grapefruit Juice (GFJ)- I had toyed with the thought of employing grapefruit juice for a long period but have read through mixed experiences. Lately I read through that it won't inhibit CYP2D6 but rahter 3A4 which happens to be to blame for conversion of codeine into norcodeine. In idea by inhibiting 3A4 you allow more codeine for 2D6 to turn into