"Once in 1964, when Sandoz LSD-25 could still be aquired - especially in Berkley - Fat had dropped one huge hit of it and abreacted back in time or had shot forward in time or had shot forward in time or up outside of time; anyhow he had spoken in Latin and believed that Dies Irae, the Day of Wrath, had come." Philip K. Dick, Valis , p. 32

Amphetamine

• Philip K. Dick was a heavy user of amphetamines - prescription tablets like Semoxydrin, Dexedrine and Benzedrine - throughout the late 60s up until 1972. At least some of his outbreaks of Paranoia? can be assumued side affects of speed usage.

LSD

• Despite rumors to the contrary, to which PKD himself contributed somewhat, PKD was not a frequent LSD user. The few trips he took have however provided him some fundamental experiences (see quote above).
• LSD Testing results 1972-1974

Sodium Pentothal

• also known as thiopental sodium
• barbiturate drug used as short lived anesthesiac, sometimes referred to as a "truth serum"
• Given to PKD during oral surgery on February 19 1974, the day before his golden fish encounter
• http://www.fact-index.com/s/so/sodium_thiopental.html

Vitamins

• inspired by an article in Psychology Today experimented with doses water solvable vitamins in March 1974, among them Vitamin B₃, B₆, B₂ and a massive dose of Vitamin C. As PKD wrote in the exegesis: "both [brain] hemispheres came on together, for the first time in my life."
• the vitamin experience is freely retold by Dick in Radio Free Albemuth

Psychopharmaca

• pro Thorazine contra