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NCT03651869 · ClinicalTrials.gov registry record · Phase 1
Effects of Nicotine in Tobacco Smokers
A Phase 1 study, sponsored by University of Southern California.
- Completed
- Registry status
- Phase 1
- Development phase
- 221
- Enrollment target
NCT03651869: Completed Phase 1 study, sponsored by University of Southern California.
NCT03651869 is a Phase 1 study that has completed, run by University of Southern California. The registered enrollment target is 221 participants, above the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (268% higher). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT03651869, a Phase 1 study, has completed, sponsored by University of Southern California.
- COMPLETED
- Registry status
- Phase 1
- Development phase
- 221 participants
- Enrollment target
Study Summary
This study will examine mechanisms linking Obsessive-Compulsive Disorder symptomatology to tobacco dependence.
Primary Outcome
Smoking urge is measured using questionnaires that ask about a desire to smoke.
Interventions
- DRUG Cigarette 1
- DRUG Cigarette 2
- DRUG Patch 1
- DRUG Patch 2
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 221 participants |
| Start Date | 2019-02-04 |
| Est. Completion | 2023-03-23 |
| Phase | Phase 1 |
What the finished NCT03651869 record still lists
NCT03651869 is an interventional study that assigns participants to a tested intervention. The registered 221 participants enrollment target is mid-sized for trials with a published cap, above the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (268% higher).
The record links to 0 conditions, and to 4 interventions - of which Cigarette 1 is the first listed.
NCT03651869 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT03651869 about?
NCT03651869 is a clinical study titled "Effects of Nicotine in Tobacco Smokers". This study will examine mechanisms linking Obsessive-Compulsive Disorder symptomatology to tobacco dependence.
What is the current status of trial NCT03651869?
This trial is currently completed. It is a Phase 1 study. The enrollment target is 221 participants. The study started on 2019-02-04. Estimated completion is 2023-03-23.
What interventions are being tested in trial NCT03651869?
The interventions under investigation include: Cigarette 1 (DRUG), Cigarette 2 (DRUG), Patch 1 (DRUG), Patch 2 (DRUG).
Who is sponsoring clinical trial NCT03651869?
This trial is sponsored by University of Southern California, which has 617 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT03651869's enrollment target sits among peer trials
221 230th of 2000 higher than 1,771 of 2,000 other Phase 1 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 1 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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