ma57,
I think you are well aware about Hallucinogens.In some cases you have to prepare the remedy which is named as toutopathy.You can go for that.
(The effects of using Hallucinogens:http://www.health.org/govpubs/phd642/)

__________________
Dr.S.K.Pattnaik,HMD,M.D(Alt.Med),Ph.D
Chairman,Indian Council for Holistic Health Care
http://holihealcouncil.forumup.in/
http://artofhealing.freeforums.org/
http://ichhc.tripod.com/