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Updated: Jun 3, 2026

Murine Drinking Models in the Development of Pharmacotherapies for Alcoholism: Drinking in the Dark and Two-bottle Choice
07:31

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Published on: January 7, 2019

Minocycline reduces ethanol drinking.

R G Agrawal1, A Hewetson, C M George

  • 1South Plains Alcohol and Addiction Research Center, Department of Pharmacology and Neurosciences, Texas Tech University Health Sciences Center, Lubbock, TX, USA.

Brain, Behavior, and Immunity
|March 15, 2011
PubMed
Summary
This summary is machine-generated.

Minocycline, an immune-modulating drug, significantly reduced alcohol consumption in mice. This suggests that targeting neuroimmune pathways could offer new therapeutic strategies for treating alcoholism.

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Area of Science:

  • Neuroscience
  • Pharmacology
  • Immunology

Background:

  • Alcoholism is a complex disease driven by neurobiological systems not fully understood.
  • Current alcoholism treatments target ethanol metabolism or specific neurotransmitter receptors.
  • Neuroimmune interactions represent a potential, yet unexplored, therapeutic avenue.

Purpose of the Study:

  • To investigate the role of neuroimmune activity, specifically brain glia, in regulating alcohol consumption.
  • To evaluate minocycline, an immune-modulatory antibiotic, as a potential therapeutic agent for alcoholism.

Main Methods:

  • Utilized minocycline, known to suppress microglia and astroglia activity.
  • Administered minocycline (50mg/kg) to C57Bl/6J mice in a free-choice voluntary alcohol consumption model.
  • Compared alcohol intake, water intake, and body weight changes between minocycline-treated and saline-treated groups.

Main Results:

  • Minocycline treatment significantly reduced ethanol intake in both male and female mice.
  • Saline injections did not affect alcohol consumption.
  • Minocycline showed minimal impact on water intake and body weight.

Conclusions:

  • Neuroimmune pathways, modulated by minocycline, play a role in regulating alcohol consumption.
  • Drugs targeting neuroimmune interactions may offer novel therapeutic approaches for alcoholism.
  • Further research is needed to elucidate the precise mechanisms underlying minocycline's effect on alcohol intake.