Hello im eva , im new here im day 2 of stopping codeine that i was taking after a 8 week stay in hospital , i was on oxycodne , gabapentin and codeine . I bust my pelvis . I have the shakes the cold extremities , anxiety , stomach problems , loss of appetite , does anyone know the timeline ? Is it 72 hours … i cant continue with these anxiety attacks and headfog, i cant tolerate noise and its not fair on my children .