has subject area Administration, Intravenous - Injections, Intravenous Adult Behavior, Addictive Breath Tests Central Nervous System Agents - Central Nervous System Depressants Central Nervous System Agents - Narcotic Antagonists Chemically-Induced Disorders - Alcoholic Intoxication Drug Interactions Environment and Public Health - Double-Blind Method Environment and Public Health - Pilot Projects Ethanol Female Health Care Evaluation Mechanisms - Double-Blind Method Health Care Evaluation Mechanisms - Pilot Projects Heterocyclic Compounds, 4 or More Rings - Naltrexone Heterocyclic Compounds, Bridged-Ring - Naltrexone Humans Injections - Injections, Intravenous Investigative Techniques - Double-Blind Method Investigative Techniques - Pilot Projects Investigative Techniques - Pilot Projects Male Mental Disorders - Alcoholic Intoxication Methods - Double-Blind Method Opiate Alkaloids - Naltrexone Physiological Effects of Drugs - Central Nervous System Depressants Physiological Effects of Drugs - Narcotic Antagonists Polycyclic Compounds - Naltrexone Sensory System Agents - Narcotic Antagonists Smoking Smoking Cessation