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Related Concept Videos

Chronic Obstructive Pulmonary Disease-V: Management01:29

Chronic Obstructive Pulmonary Disease-V: Management

Managing Chronic Obstructive Pulmonary Disease (COPD) involves a multifaceted approach to reduce symptoms, prevent exacerbations, improve overall health status, and slow disease progression. Key strategies include lifestyle modifications, pharmacotherapy, supportive therapies, and, in some cases, surgery. Here is an overview of the primary COPD management strategies:
Smoking Cessation
Drugs Acting on Autonomic Ganglia: Stimulants01:23

Drugs Acting on Autonomic Ganglia: Stimulants


Ganglionic stimulants activate NM nicotinic receptors in autonomic ganglia, falling into two categories: nicotine mimetics [e.g., lobeline, dimethylpiperazine, tetramethylammonium] and muscarinic receptor agonists [e.g., muscarine, methacholine]. The first category's action is rapid and blocked by nicotinic receptor antagonists, while the second category's action is delayed and blocked by atropine-like agents. Nicotine, an alkaloid, affects the heart rate by stimulating sympathetic or...
Stimulants01:29

Stimulants

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Chronic obstructive pulmonary isease (COPD) involves a group of progressive lung disorders characterized by persistent airflow limitation and chronic respiratory symptoms. Asthma-COPD Overlap Syndrome (ACOS), encompassing features of both asthma and Chronic obstructive pulmonary disease (COPD), is a group of progressive lung disorders that includes chronic bronchitis, emphysema, and refractory (non-reversible) asthma. ACOS leads to complex clinical presentations that combine the inflammatory...
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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...
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Related Experiment Video

Updated: Jun 11, 2026

Using Nicotine in a Silica-Exposed Mouse Model to Promote Lung Epithelial-Mesenchymal Transition
06:12

Using Nicotine in a Silica-Exposed Mouse Model to Promote Lung Epithelial-Mesenchymal Transition

Published on: March 3, 2023

Smoking cessation-recent advances.

John J McNeil1, Loretta Piccenna, Lisa L Ioannides-Demos

  • 1Department of Epidemiology & Preventive Medicine, School of Public Health & Preventive Medicine, Alfred Hospital, Monash University, Melbourne, Victoria, 3004, Australia. john.mcneil@med.monash.edu.au

Cardiovascular Drugs and Therapy
|July 6, 2010
PubMed
Summary
This summary is machine-generated.

Smoking cessation pharmacotherapies like NRT, bupropion, and varenicline are effective. Varenicline shows higher abstinence rates, and combination therapies may offer superior results for quitting smoking.

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Cigarette Smoke Exposure in Mice using a Whole-Body Inhalation System
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Cigarette Smoke Exposure in Mice using a Whole-Body Inhalation System

Published on: October 22, 2020

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Last Updated: Jun 11, 2026

Using Nicotine in a Silica-Exposed Mouse Model to Promote Lung Epithelial-Mesenchymal Transition
06:12

Using Nicotine in a Silica-Exposed Mouse Model to Promote Lung Epithelial-Mesenchymal Transition

Published on: March 3, 2023

Cigarette Smoke Exposure in Mice using a Whole-Body Inhalation System
06:07

Cigarette Smoke Exposure in Mice using a Whole-Body Inhalation System

Published on: October 22, 2020

Area of Science:

  • Pharmacology
  • Public Health
  • Clinical Trials

Background:

  • Smoking remains a global health burden, particularly in South-East Asia.
  • Decreases in smoking prevalence observed in countries like the USA and Australia.

Purpose of the Study:

  • To review the efficacy of smoking cessation pharmacotherapies.
  • To analyze randomized controlled trials and systematic reviews of nicotine replacement therapy (NRT), bupropion, and varenicline.

Main Methods:

  • Literature review of studies published between 2004 and 2010.
  • Focus on first-line smoking cessation therapies: NRT, bupropion, and varenicline.
  • Analysis of randomized controlled trials and meta-analyses.

Main Results:

  • All three monotherapies (NRT, bupropion, varenicline) are more effective than placebo for smoking cessation.
  • Varenicline demonstrated the highest abstinence rates (25.5%-25.6%) compared to NRT (13.3%-19%) and bupropion (19%-19.7%).
  • Combination therapies showed superior results to monotherapy, though varenicline combination trials are lacking.

Conclusions:

  • Further research is needed on optimal therapy duration and combination pharmacotherapy effectiveness and safety.
  • Post-marketing surveillance is crucial for monitoring adverse events of smoking cessation therapies.