Clinical syndromes and biochemical alterations following mescaline, lysergic acid diethylamide, psilocybin and a combination of the three psychotomimetic drugs

Abstract

Twenty-four volunteer subjects were treated with mescaline (5 mg./K), LSD-25 (1.5 mcg./K), psilocybin (225 mcg./K) or a combination of all three drugs using one-third doses of each. The four treatments were given orally in a latin-square order. Clinical effects as assessed by …