Drugs and Consciousness Psychology Consciousness Drugs and Consciousness Questions Do drugs impact a person's reaction time? Is Marijuana a depressant? What are the effects of stimulants? Is marijuana a stimulant, depressant, hallucinogen or narcotic? Is codeine classified as a Stimulant, Depressant, Hallucinogen or Narcotic? Is alcohol classified as a Stimulant, Depressant, Hallucinogen or Narcotic? Is marijuana classified as a Stimulant, Depressant, Hallucinogen or Narcotic? Is cocaine classified as a Stimulant, Depressant, Hallucinogen or Narcotic? Is heroin classified as a Stimulant, Depressant, Hallucinogen or Narcotic? Is LSD classified as a Stimulant, Depressant, Hallucinogen or Narcotic? Are barbiturates classified as a Stimulant, Depressant, Hallucinogen or Narcotic? Is PCP classified as a Stimulant, Depressant, Hallucinogen or Narcotic? What causes addiction? What are some signs of addiction? What are some treatment options for addiction? What are alcohol or drug addictions? Why have eradication efforts failed to eliminate the drug trade? How do emotions affect your memory? Consciousness View all chapters Conscious and Unconscious Sleep and Dreaming Drugs and Consciousness Hypnosis Meditation and Higher Consciousness Prev Next