Duration of Behavioral Counseling Treatment Needed to Optimize Smoking Abstinence
Public ClinicalTrials.gov record NCT01038414. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Study identification
- NCT ID
- NCT01038414
- Recruitment status
- Not listed
- Study type
- Interventional
- Phase
- Phase 4
- Lead sponsor
- Harvard University Faculty of Medicine
- Other
- Enrollment
- 450 participants
Conditions and interventions
Conditions
Interventions
- Extended Duration Behavioral Smoking Cessation Counseling Behavioral
Behavioral
Eligibility (public fields only)
- Age range
- 18 Years to 80 Years
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Jan 31, 2008
- Primary completion
- Dec 31, 2012
- Completion
- Dec 31, 2012
- Last update posted
- Jun 22, 2011
2008 – 2013
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Harvard School of Dental Medicine | Boston | Massachusetts | 02115 | Recruiting |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT01038414, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Jun 22, 2011 · Synced Jun 25, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT01038414 live on ClinicalTrials.gov.