New therapy helps smokers with mental illness kick the habit
NCT ID NCT06632756
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested a type of talk therapy called Positive Psychotherapy (PPT) to help people with serious mental illness quit smoking. Sixteen adults who smoked at least 10 cigarettes a day and wanted to quit took part. The goal was to see if at least 20% could stop smoking completely by 16 weeks.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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16 people
The number who actually took part.
- Started
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Oct 2024
- Finished
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Sep 2025
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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21 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * age 21+; * Serious Mental Illness (SMI) diagnosis; * smoking ≥10 CPD; * breath CO ≥10; * desire to quit in the next month; * willingness to use NRT daily; * English speaking and literate to engage in the treatment. Exclusion Criteria: * legal guardian; * active substance use disorder.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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The Mental Health Center of Greater Manchester
Manchester, New Hampshire, 03103, United States
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Other studies related to the condition(s) this trial covers.
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