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Combination nicotine replacement therapy for smoking cessation: rationale, efficacy and tolerability
C T Sweeney1, R V Fant, K O Fagerstrom
1Pinney Associates, Bethesda, Maryland 20814, USA. csweeney@pinneyassociates.com
CNS Drugs
|August 29, 2001
Summary
Combining nicotine replacement therapy (NRT) medications may improve smoking cessation success. While some studies show benefits over single NRT use, more research is needed to confirm effectiveness for tobacco dependence treatment.
Area of Science:
- Addiction Medicine
- Pharmacology
- Public Health
Background:
- Nicotine replacement therapy (NRT) effectively treats tobacco dependence, doubling cessation success rates.
- Combination NRT, using both passive and ad libitum delivery systems, is a strategy to further enhance efficacy.
- The rationale involves managing both baseline nicotine needs and acute cravings/withdrawal symptoms.
Purpose of the Study:
- To review studies on the effectiveness of combination NRT versus monotherapy for smoking cessation.
- To examine factors relevant to promoting combination NRT.
- To assess the potential of combination NRT for treatment-refractory tobacco dependence.
Main Methods:
- Review of 5 published studies comparing combination NRT with monotherapy.
- Analysis of data on withdrawal relief and smoking cessation rates.
- Examination of regulatory and commercial considerations.
Main Results:
- Evidence suggests combination NRT can be more effective than monotherapy under certain conditions.
- Findings regarding the magnitude and generality of benefits are not yet robust.
- Effectiveness is influenced by individual smoking dependence levels.
Conclusions:
- Combination NRT shows potential for treating tobacco dependence, especially in individuals resistant to current treatments.
- Further research is warranted to solidify the benefits and understand optimal application.
- Regulatory and commercial hurdles need to be addressed for wider adoption.
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