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Pharmacotherapy for smoking cessation.

C L Nunn-Thompson1, P A Simon

  • 1Department of Pharmacy Practice, College of Pharmacy, University of Illinois, Chicago 60612.

Clinical Pharmacy
|October 1, 1989
PubMed
Summary
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Pharmacotherapies for nicotine dependence aim to manage withdrawal and aid smoking cessation. While nicotine replacement and antagonist therapies show promise, especially with counseling, no single drug is fully effective alone.

Area of Science:

  • Pharmacology
  • Addiction Medicine
  • Behavioral Science

Background:

  • Nicotine is the addictive substance in tobacco, causing a withdrawal syndrome characterized by craving, irritability, anxiety, and physical symptoms.
  • Effective management of nicotine dependence requires addressing both physiological addiction and psychological aspects of smoking cessation.

Purpose of the Study:

  • To review pharmacotherapeutic adjuncts for managing nicotine withdrawal and supporting smoking cessation.
  • To categorize and evaluate the efficacy of different drug classes used in smoking cessation programs.

Main Methods:

  • Review of existing literature on pharmacotherapies for nicotine dependence.
  • Classification of interventions into nicotine replacement, antagonism, symptomatic treatment, and deterrence.

Related Experiment Videos

  • Evaluation of specific agents like nicotine polacrilex, mecamylamine, clonidine, imipramine, doxepin, lobeline, and silver acetate.

    • Main Results:

    • Nicotine replacement therapy (NRT) is most effective when combined with behavioral counseling.
    • Nicotine antagonist therapy (e.g., mecamylamine) may benefit difficult cases.
    • Clonidine effectively reduces withdrawal symptoms and craving.
    • Tricyclic antidepressants show preliminary potential; lobeline and silver acetate have limited efficacy data.

    Conclusions:

    • No single pharmacotherapeutic agent is completely effective for smoking cessation.
    • Successful smoking cessation requires a comprehensive approach considering psychological and physiological factors.
    • Combination therapy, integrating medication with behavioral support, offers the best strategy for managing nicotine dependence.