But there are generally two, distinct phases to the experience. Firstly, the 'oneirophrenic', or 'dream-creating', phase. This generally lasts several hours and usually consists of the user experiencing dream-like visions with eyelids closed, which disappear once the eyes are open. Secondly, and commencing soon after the oneirophrenic phase, follows the 'processing phase'. This phase is characterised by high levels of mental activity - interiorised processing that allows the material revealed in the first phase to be assimilated and understood.
People frequently experience comprehending for the first time the reason why they began using drugs.
Occasionally people experience very negative or uncomfortable feelings on ibogaine. If this appears to be happening, the person attending could try gentle, reassuring communication. Though it should be remembered that whatever arises will pass, and if possible it's best to try not to block out rising material unless completely unbearable. It should be remembered that reactions to ibogaine alter very considerably from person to person. What is described above is a 'typical' session, but it is by no means unknown for people to be up and moving around within a few hours of taking the main dose, apparently having experienced nothing.