Easy Access to Smoking Cessation for People Receiving Opioid Agonist Therapy Who Are Smoking Tobacco (BAReNikotin)

June 27, 2024 updated by: Haukeland University Hospital

Integration of Smoking Cessation Into Standard Treatment for People Receiving Opioid Agonist Therapy Who Are Smoking Tobacco: Protocol for a Randomised Controlled Trial

Background: About 85% of those receiving opioid agonist therapy (OAT) for opioid dependence are smoking tobacco. Cigarette smoke lead to lunge diseases and cause illness and death within this group. BAReNikotin is a multicentre randomised controlled clinical trial that will test if integration of smoking cessation therapy to clinical practice at OAT-clinics will increase the rate of OAT-patients that quit smoking.

Intervention: The patients selected for the intervention arm will receive smoking cessation therapy including weekly brief behavioural interventions and prescription-free nicotine replacement products such as nicotine lozenges, patches and chewing gum for at least 16 weeks. This will be compared to a group of patients, who does not receive any help to quit smoking, apart from intial screening of smoking behaviour and advice on where to buy nicotine replacement products.

The patients will have to attend OAT outpatient clinics in Bergen and Stavanger, Norway. The main evaluation will take place 16 weeks after the start of the study.

Study population: The target group will be patients with severe opioid dependence receiving OAT from outpatient clinics in the aforementioned cities who are smoking tobacco daily.

Expected outcome: The primary goal of the study is to see how many of those patients that are offered smoking cessation treatment, that have stopped smoking or reduced the number of cigarettes smoked by at least one half by the end of the intervention. We will also investigate if quitting smoking changes the well-being, physical fitness and quality of life of the participants. If the nicotine replacement therapy is safe and efficacious, it can be considered for further scale-up.

Study Overview

Detailed Description

Background: About 85% of those receiving opioid agonist therapy (OAT) for opioid dependence are smoking tobacco. Smoke-related pulmonary diseases are significant contributors to morbidity and mortality within this group. BAReNikotin is a multicentre randomised controlled clinical trial that will compare if integrated smoking cessation therapy increases the rate om smoking cessation compared to standard treatment at OAT-clinics among patients who receive OAT.

Study design: BAReNikotin is a multicentre, randomised controlled clinical trial that will recruit 266 patients receiving OAT in Bergen and Stavanger, Norway.

Intervention: The patients selected for the intervention arm will receive smoking cessation therapy including weekly brief behavioural interventions and prescription-free nicotine replacement products such as nicotine lozenges, patches and chewing gum for at least 16 weeks. This will be compared to a group of patients, who does not receive any help to quit smoking, apart from intial screening of smoking behaviour and advice on where to buy nicotine replacement products.

Study population: The target group will be patients with severe opioid dependence receiving OAT from outpatient clinics in the aforementioned cities who are smoking tobacco daily.

Expected outcome: The primary outcomes are smoking cessation verified by carbon monoxide (CO)-levels or at least a 50 % reduction in the number of cigarettes smoked. The study will assess changes in psychological well-being, impact of smoking cessation and reduction on inflammation, changes in physical health relative, quality of life and fatigue. If the integraded approach increases the number of successful cessation attempts this would be a strong argument for including smoking cessation therapy into regulart OAT-treatment.

Study Type

Interventional

Enrollment (Actual)

266

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

      • Bergen, Norway, 5021
        • Department of Addiction Medicine, Haukeland University Hospital
      • Stavanger, Norway, 4010
        • LAR Helse Stavanger HF

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Description

Inclusion Criteria:

  • Receiving OAT from an included outpatient clinic with weekly follow-up
  • Smoking at least one cigarette per day or seven cigarettes per week
  • Obtaining informed consent

Exclusion Criteria:

  • Allergies or prior anaphylactic reactions to medication used
  • Smoking less than three times a week

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Health Services Research
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Single

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Intervention
Patients will be offered brief weekly behavioural interventions for smoking cessation and prescription-free nicotine replacement products in addidition standard opioid replacement therapy.
> 20 cigarettes per day: 21 mg nicotine/ 24 hours 10-20 cigarettes per day: 14 mg nicotine/ 24 hours 5-10 cigarettes per day: 7 mg nicotine/ 24 hours
Nicotine chewing gum will be available in 1 and 2 mg strengths. Patients may individually choose which strength to use. Maximum 12 chewing gums per day
Nicotine lozenges will be available in 1 and 2 mg strengths. Patients may individually choose which strength to use. Maximum 12 lozenges per day
Once a week patients are asked about progress in cessation attempt. Sigaretts smoked the last week are recorded. Goal is set for the next week. Information on typical nicotine withdrawal symptoms and ameliorating techniques.
At the initiation of the trial screening questions about cigarett use for the last day and week.
At the initiation of the trial all smoking participants are asked if the are interested in changing their smoking habits. They are given three alternatives: will make cessation attempt; will make reduction attempt; not certain.
Other: Intitial screening only
Participants will receive standard opioid replacement therapy. At the start of the intervention number of cigarettes smoked during the past week will be recorded. Smokers will be adviced to make a cessation or reduction attempt. Advice that nicotine replacement products ( patches, lozenges or gum) may be bought over the counter in grocery-stores and pharmacies and information about goverment home-pages giving cessation advice.
At the initiation of the trial screening questions about cigarett use for the last day and week.
At the initiation of the trial all smoking participants are asked if the are interested in changing their smoking habits. They are given three alternatives: will make cessation attempt; will make reduction attempt; not certain.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Smoking cessation
Time Frame: Mid of the intervention period 16 weeks after initiation
Smoking cessation verified by CO-levels below 6 at the end of the intervention
Mid of the intervention period 16 weeks after initiation
Smoking reduction
Time Frame: Mid of the intervention period 16 weeks after initiation
at least 50% reduction in number of cigarettes smoked by week 16 of the intervention
Mid of the intervention period 16 weeks after initiation

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
impact on inflammation -CRP
Time Frame: Mid of the intervention period 16 weeks after initiation
Impact of smoking cessation/ reduction on inflammation measured with C-reactive protein in serum
Mid of the intervention period 16 weeks after initiation
impact on inflammation - leukocytes
Time Frame: Mid of the intervention period 16 weeks after initiation
Impact of smoking cessation/ reduction on inflammation measured with total leukocyte count in blood
Mid of the intervention period 16 weeks after initiation
Number of cigarettes smoked
Time Frame: Mid of the intervention period 16 weeks after initiation
If primary outcomes are not reached the daily number of cigarettes smoked is recorded
Mid of the intervention period 16 weeks after initiation
CO-levels in exhaled air
Time Frame: Mid of the intervention period 16 weeks after initiation
If primary outcomes are not reached the CO levels in the exhaled air is recorded
Mid of the intervention period 16 weeks after initiation
Psychological distress
Time Frame: Mid of the intervention period 16 weeks after initiation
Changes in psychological well-being will be assessed with the Norwegian validated translation ten item version of Hopkins Symptom Checklist (SCL-10)
Mid of the intervention period 16 weeks after initiation
Fatigue Symptom Scale
Time Frame: Mid of the intervention period 16 weeks after initiation
Changes in fatigue will be assessed with the Fatigue Symptom Scale (FSS-3)
Mid of the intervention period 16 weeks after initiation
Physical functioning
Time Frame: Mid of the intervention period 16 weeks after initiation
Physical functioning assessed with 4-minute step-test measuring number of steps climbed in period
Mid of the intervention period 16 weeks after initiation
Health-related quality of life
Time Frame: Mid of the intervention period 16 weeks after initiation
Changes in health-related quality of life will be assessed with EuroQoL EQ-5D-5L
Mid of the intervention period 16 weeks after initiation
Health-related quality of life
Time Frame: Mid of the intervention period 16 weeks after initiation
Changes in health-related quality of life will be assessed with self-reported question on happiness on a 0 to 10 scale
Mid of the intervention period 16 weeks after initiation

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Lars Thore Fadnes, PhD, Haukeland University Hospital

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

Helpful Links

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

April 7, 2022

Primary Completion (Actual)

October 31, 2023

Study Completion (Estimated)

December 1, 2026

Study Registration Dates

First Submitted

January 31, 2022

First Submitted That Met QC Criteria

March 11, 2022

First Posted (Actual)

March 22, 2022

Study Record Updates

Last Update Posted (Actual)

June 28, 2024

Last Update Submitted That Met QC Criteria

June 27, 2024

Last Verified

June 1, 2024

More Information

Terms related to this study

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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