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Related Concept Videos

CNS Depressants: Alcohol and Nicotine01:27

CNS Depressants: Alcohol and Nicotine

Ethanol, a clear colorless alcohol, has been consumed by humans for millennia, but its effects on the body are far from benign. At lower doses, it induces decreased inhibitions and loquaciousness, leading to its social appeal. However, it can cause severe consequences at higher doses, such as coma and respiratory depression, due to its zero-order elimination kinetics. Chronic ethanol abuse wreaks havoc on multiple organ systems, particularly the CNS and the liver. Abrupt cessation of ethanol...
Depressants01:28

Depressants

Depressant drugs, including alcohol and sedative-hypnotics, diminish central nervous system activity by enhancing the action of gamma-aminobutyric acid (GABA), a neurotransmitter that reduces brain activity and promotes relaxation. These substances can have various therapeutic uses but also pose significant risks, especially when misused or combined.
Alcohol is a common depressant that can induce a sense of relaxation and reduced inhibition at low doses. Contrary to its occasional...
Physical Properties of Alcohols and Phenols02:32

Physical Properties of Alcohols and Phenols

Alcohols are organic compounds in which a hydroxy group is attached to a saturated carbon. Phenols are a class of alcohols containing a hydroxy group attached to an aromatic ring. The physical properties of the alcohols and phenols are influenced by hydrogen bonding due to the oxygen–hydrogen dipole in the hydroxy functional group and dispersion forces between alkyl or aryl regions of alcohol and phenol molecules.
Alcohols possess a higher boiling point than aliphatic hydrocarbons of similar...
Oxidation of Alcohols02:37

Oxidation of Alcohols

In this lesson, the oxidation of alcohols is discussed in depth. The various reagents used for oxidation of primary and secondary alcohols are detailed, and their mechanism of action is provided.
The process of oxidation in a chemical reaction is observed in any of the three forms:
Protection of Alcohols02:31

Protection of Alcohols

This lesson delves into the concept of protection and deprotection of a functional group fundamental to synthetic organic chemistry. These phenomena are explained in the context of aliphatic and aromatic alcohols.
Protection
It defines a protecting group as the masking agent to make the more reactive species inert to a given set of conditions. This concept is depicted via the illustration of liquid flow through different outlets in an assembly of pipes. The analogy helps to understand the role...
Preparation of Alcohols via Addition Reactions02:15

Preparation of Alcohols via Addition Reactions

Overview
The acid-catalyzed addition of water to the double bond of alkenes is a large-scale industrial method used to synthesize low-molecular-weight alcohols. An acidic atmosphere is required to allow the hydrogen in the water molecule to act as an electrophile and attack the double bond in an alkene. The addition of a proton to the double bond creates a carbocation intermediate. The proton preferentially bonds to the less substituted end of the double bond to create a more stable carbocation...

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Updated: Jul 5, 2026

Chronic Intermittent Ethanol Vapor Exposure Paired with Two-Bottle Choice to Model Alcohol Use Disorder
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Chronic Intermittent Ethanol Vapor Exposure Paired with Two-Bottle Choice to Model Alcohol Use Disorder

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[Alcohol problems in drinking drivers and clinical management methods].

Anpaa1, B Fleury, M Craplet

  • 1Délégation à l'évaluation et la recherche (Der), Association nationale de prévention en alcoologie et addictologie, Paris, France.

Revue D'Epidemiologie Et De Sante Publique
|April 25, 2008
PubMed
Summary
This summary is machine-generated.

Mandatory treatment for drinking drivers does not improve alcohol consumption outcomes. This study found that individuals mandated to treatment were less likely to reduce alcohol use compared to those who were not.

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Area of Science:

  • Clinical Psychology
  • Addiction Medicine
  • Forensic Psychiatry

Context:

  • 1086 drinking drivers were studied across 18 outpatient centers.
  • Participants included individuals with severe alcohol problems (abuse or dependence), with a mean blood alcohol level of 1.6 g/l.
  • The study focused on understanding the characteristics, management, and treatment outcomes of individuals convicted of driving under the influence.

Purpose:

  • To investigate the typology, clinical management, and treatment outcomes of drinking drivers.
  • To assess the effectiveness of treatment interventions for alcohol consumption in this population.
  • To identify factors associated with improved or unimproved alcohol behavior following treatment.

Summary:

  • Severe alcohol problems were diagnosed in 38% of drinking drivers, affecting men and women equally.
  • At follow-up, 75% of participants were non- or moderate drinkers, while 25% remained abusers or dependent.
  • Mandatory treatment was the single factor independently associated with an absence of alcohol behavior improvement (RR=4.4).

Impact:

  • Results challenge the efficacy of mandated treatment for drinking drivers, suggesting a need for re-evaluation.
  • Highlights the significant prevalence of severe alcohol issues among individuals who drive under the influence.
  • Emphasizes that all types of alcoholic beverages are dangerous when consumed before driving due to increased blood alcohol levels.