A SHORT HISTORY OF NARCOTICS USAGE IS PRESENTED. THE TERM DRUG DEPENDENCE IS BEING SUBSTITUTED FOR DRUG ADDICTION AND DRUG HABITUATION. THE ADVANTAGES AND DISADVANTAGES OF VARIOUS ANTIDOTES FOR OPIATES ARE DESCRIBED. THE EFFECTS OF LSD AND MARIJUANA ON PHYSICAL AND MENTAL PROCESSES ARE DESCRIBED. THE USE OF LSD FOR MEDICAL PURPOSES IS DISCUSSED. AN ARGUMENT AGAINST LEGALIZATION OF MARIJUANA SMOKING IS PRESENTED. THIS PAPER WAS DELIVERED BEFORE SCOPES'S CONFERENCE FOR EDUCATORS ON NARCOTICS AND SMOKING (HAUPPAUGE, NEW YORK, MAY 2, 1967). (PS)