The kykeon was for a thousand years celebrated entheogenically in the Demeter cult, taken only once a year during the Greater Mysteries, always excepting the banquet of Alcibiades. -- Antonio Escohotado, The General History of Drugs, Vol. I, translated with revisions by G.W. Robinette. Graffiti Militante Press, Valparaiso, Chile, p. 393.