To summarize briefly: Converging data from many disciplines — psychology, psychiatry, social theory, biochemistry, neuropharmacology, neurophysiology — point to the sensory input regulating mechanism of the central nervous system as a critical factor in the production of hallucinoses and psychotic experience. There is good evidence that what we have called the informational underload model...
The author describes his experience with LSD-25 as an adjunct to long-term psychotherapy in 24 patients between September, 1962 and May, 1965, involving a total of 56 LSD-25 sessions for a total duration of 119 1/4 hours. Where therapy blocks developed which could not be overcome, narcoanalysis with or without methylphenidate † was used and if this was not successful LSD-25 was considered. The...