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N/A N=5 Treatment

Mobile Contingency Management for Marijuana and Tobacco Cessation

Cigarette Smoking · Marijuana Abuse

Enrolled (actual)
5
Serious AEs
0.0%
Results posted
Apr 2018
Primary outcome: Primary: Number of Participants Who Self-report Prolonged Abstinence From Smoking — 0 Participants

Study Design & Population

Study type
Interventional
Phase
N/A
Interventions
bupropion (Drug); transdermal nicotine patch (Drug); Nicotine polacrilex (Drug); nicotine lozenge (Drug); counseling for marijuana and smoking cessation (Behavioral); mobile contingency management (Behavioral)
Age
Adult, Older Adult · 18+ yrs
Sex
All
Sponsor
Duke University
Primary completion
May 2017

Outcome Measures

OutcomeResultp-value
PRIMARY
Number of Participants Who Self-report Prolonged Abstinence From Smoking
PRIMARY
Number of Participants Who Report Smoking Abstinence and Abstinence is Bioverified by Salivary Cotinine
PRIMARY
Number of Participants Who Self-report Prolonged Abstinence From Marijuana Use
PRIMARY
Number of Participants Who Report Marijuana Abstinence and Abstinence is Bioverified by Oral Fluid
SECONDARY
Number of Participants Who Self-report 7 Day Point Prevalence Abstinence From Smoking
1
SECONDARY
Number of Participants Who Self-report 7 Day Point Prevalence Abstinence From Marijuana
2
SECONDARY
Number of Participants Who Report 30 Day Point Prevalence Abstinence From Marijuana
1
SECONDARY
Number of Participants Who Report 30 Day Point Prevalence Abstinence From Smoking
1
SECONDARY
Number of Participants Who Report 7 Day Point Prevalence Abstinence From Smoking
SECONDARY
Number of Participants Who Report 7 Day Point Prevalence Abstinence From Marijuana
3
SECONDARY
Number of Participants Who Report Smoking Abstinence and Abstinence is Bioverified by Salivary Cotinine
SECONDARY
Number of Participants Who Report Marijuana Abstinence and Abstinence is Bioverified by Salivary Cotinine
3
SECONDARY
Change From Baseline in Number of Days Per Week of Cannabis Use
-3.4
SECONDARY
Proportional Change in Days of Cannabis Use From Pre-quit to 6 Month Follow-up (Entire Group)
28
SECONDARY
Change in Number of Cigarettes Smoked Per Week Compared to Pre-quit
-37.8
SECONDARY
Proportional Change in Days Smoked From Pre-quit to 6-month Follow up (for Entire Group)
80
SECONDARY
Percentage of Missing Mobile Contingency Management Video Recordings
33.9
SECONDARY
Number of Missed Behavioral Counseling Sessions
SECONDARY
Number of Voluntary Withdrawals From the Project

Summary

The purpose of this pilot project is to pilot-test a combined cannabis and smoking cessation treatment. The intervention combines mobile technology with behavioral strategies, counseling, and medications.

Eligibility Criteria

Inclusion Criteria

  • report 40 or more days of cannabis use in the past 90 day;
  • have smoked at least seven cigarettes in the past seven days;
  • have been smoking for at least the past year;
  • can speak and write fluent conversational English;
  • are between 18 and 70 years of age; and
  • are willing to make an attempt to quit both cannabis and tobacco smoking.

Exclusion Criteria

  • expected to have unstable medication regimen during the study;
  • currently receiving non-study behavioral treatment for cannabis use disorder or smoking;
  • myocardial infarction in past six months;
  • contraindication to NRT with no medical clearance;
  • use of other forms of nicotine such as cigars, pipes, or chewing tobacco with unwillingness to stop use of these forms;
  • current pregnancy;
  • primary psychotic disorder or current manic episode;
  • substance use disorder (other than cannabis or nicotine) within the preceding three months; or
  • current imprisonment or psychiatric hospitalization.
View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT02869451). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.

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