E-cigarettes for Harm Reduction Among Smokers With Serious Mental Illness

Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age21+
SponsorNYU Langone Health

About this trial

In this open-label, randomized controlled trial study, participants who smoke combustible cigarettes (CC) and are diagnosed with Serious Mental Illness (SMI) will be randomized in two arms to receive harm-reduction counseling and Ecological Momentary Intervention text messaging (EMI) along with either e-cigarettes (EC) or nicotine replacement therapy (NRT) such as patch and lozenges to compare the efficacy in CC smoking reduction.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Currently smokes 5 or more CPD

Willingness and ability to provide informed consent

Age of at least 21 years

Has SMI diagnosis (such as Schizophrenia, Schizoaffective disorders, Bipolar disorder, Depressive disorders, Trauma and stressor related disorders etc.) as determined using the MINI tool

Disqualifiers

Is pregnant or breastfeeding

Used tobacco other than CC in the past 2 weeks (e.g., EC, cigarillo)

Currently engaged in an attempt to quit CC

Change in dose of their psychotropic medication(s) in the last 30 days

Trial design

Design model

Parallel

Treatments tested in this trial

  • E-cigarette (EC)

    Other intervention

    Fixed dose. Participants are to use the EC as replacement for smoking combustible cigarettes. Participants will vape the EC.

  • Nicotine Replacement Therapy (NRT)

    Other intervention

    Includes nicotine patches and lozenges. NRT use recommendations will follow the guidelines of the product, e.g. one patch per day.

  • Harm-Reduction Counseling

    Behavioral

    At baseline, after randomization, participants will receive their first telehealth session (20\~25 minutes) from a counselor trained in motivational interviewing, harm reduction, and smoking cessation. Up to five additional sessions will be delivered, 15\~20 minutes each.

  • Ecological Momentary Intervention (EMI) Text Messaging

    Behavioral

    EMI can be defined as delivering tailored interventions via electronic messages (i.e., regular text messages) that include personalized feedback based on real-time assessment responses and other contextual factors. EMI will take place throughout the intervention period.

Treatment groups

60 Participants
are divided into 2 treatment groups
Group A: E-cigarettes (EC)Experimental treatment 3 interventions
Group B: Nicotine Replacement Therapy (NRT)Active comparator 3 interventions

Trial outcomes

Primary outcomes

1

Percentage of Participants who Achieve a 100% Reduction in Cigarettes Per Day (CPD) by Week 4

Measured via self-report (daily diary about smoking behavior) and verified by exhaled carbon-monoxide (eCO) level (\< 6 ppm).

Time frame
Up to Week 4
2

Percentage of Participants who Achieve a 100% Reduction in Cigarettes Per Day (CPD) by Week 8

Measured via self-report (daily diary about smoking behavior) and verified by exhaled carbon-monoxide (eCO) level (\< 6 ppm).

Time frame
Up to Week 8

Secondary outcomes

1

Percentage of Participants who Achieve a 100% Reduction in Cigarettes Per Day (CPD) by Week 12

Measured via self-report (daily diary about smoking behavior) and verified by exhaled carbon-monoxide (eCO) level (\< 6 ppm).

Time frame
Up to Week 12
2

Self-Reported Percent Change in CPD from Baseline to Week 8

Measured via self-report (daily diary about smoking behavior).

Time frame
Baseline, Week 8
3

Self-Reported Percent Change in CPD from Baseline to Week 12

Measured via self-report (daily diary about smoking behavior).

Time frame
Baseline, Week 12
4

Change in American Thoracic Questionnaire Score from Baseline to Week 12

8-item questionnaire assessing general thoracic pain. Items are rated on a Likert scale from 1 (never) to 5 (every day). The total score is the sum of responses and ranges from 8-40; higher scores indicate more severe impact of general thoracic pain.

Time frame
Baseline, Week 12

Other outcomes

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