Folia Medica Indonesiana
ISSN 0303-7932
Vol. 44 / No. 2 / Published : 2008-04
Order : 13, and page :127 - 131
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Original Article :
Review article and clinical experience: varenicline (champix®) : a breakthrough for smoking cessation treatment (an α4ß2 nicotinic acethylcholine receptor partial agonist)
Author :
- Askandar Tjokroprawiro*1
- Diabetes and Nutrition Centre, Dr. Soetomo Teaching Hospital, Airlangga University School of Medicine, Jl Mayjen Mustopo 6-8, Surabaya
Abstract :
Tobacco is currently responsible for the death of one in ten adults in the world. Indonesia is also most prevalent for smoking with a total amount of smokers 62,800,000 people. Cigarette smoke contains gaseous compounds, one of which is nicotine, a compound that results in addiction. Nicotine produces neurochemical effects through six pathways. One of these is dopamine that produces the feeling of reward. Due its short half-life, withdrawal symptoms occur quickly, and results in relapses that reinforce the reward and satisfaction, which starts the addiction cycle. Varenicline (champix®), a selective a4ß2 nicotinic acethylcholine receptor (nAChR), is a drug for smoking cessation treatment. Varenicline is indicated for smokers (especially chain-smokers) in adults. The presence of varenicline is associated with lowered dopamine release level. Studies found that varenicline had an acceptable safety and well-tolerated. The majority of adverse events are reported to be of mild-to-moderate intensity. Health benefits of this drug starts immediately after cessation, and fifteen years afterwards, the CHD risk of the patient may be smaller to that of a non-smoker.
Keyword :
tobacco, cigarette smoke, nicotine, dopamine, smoking cessation,
References :
American Psychiatric Association,(2000) Diagnostic and Statistic Manual of Mental Disorders, 4th edn Text Revision (DSM-IV-TR) Arlington VA : American Psychiatric Association
Cahill, K, Stead, L, Lancaster, T,(2007) Nicotine receptor partial agonists for smoking cessation - : Cochrane Databased Syst Rev
Coe, JW, Brooks, PR, Vetelino, MG et al.,(2005) Varenicline: an lpha4ß2 nicotine receptor partials agonist for smoking cessation - : J Med Chem
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