Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.
NCT04783857 · ClinicalTrials.gov registry record · Phase 4
Modifying Progesterone and Estradiol Levels to Prevent Postpartum Cigarette Smoking Relapse and Reduce Secondhand Smoke Exposure in Infants and Children
A Phase 4 study of Smoking Cessation and Smoking, sponsored by University of Minnesota.
- Recruiting
- Registry status
- Phase 4
- Development phase
- 279
- Enrollment target
- 1
- Study location
NCT04783857: Recruiting Phase 4 study of Smoking Cessation and Smoking, sponsored by University of Minnesota.
NCT04783857 is a Phase 4 study of Smoking Cessation and Smoking that is actively recruiting participants, run by University of Minnesota. The registered enrollment target is 279 participants, below the 473-participant average among 188 other Smoking Cessation trials with a reported enrollment target (41% lower). The trial reports 1 study location across 1 state. According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT04783857, a Phase 4 study of Smoking Cessation and Smoking, is actively recruiting participants, sponsored by University of Minnesota.
- RECRUITING
- Registry status
- Phase 4
- Development phase
- 279 participants
- Enrollment target
- 1
- Study location
Study Summary
The investigators aim to address the following specific aims: * Determine the efficacy of Prog in preventing postpartum smoking relapse and reducing smoking relapse risk factors. * Examine the effects of this maternal smoking intervention on infant health. * Examine racial and ethnic differences in intervention outcomes.
Conditions Studied
Interventions
- DRUG Progesterone 200 MG Oral Capsule
Study Locations (1)
Minnesota
- University of Minnesota - Minneapolis
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 279 participants |
| Start Date | 2022-04-14 |
| Est. Completion | 2026-06-02 |
| Phase | Phase 4 |
What NCT04783857 shows while recruiting
NCT04783857 is an interventional study that assigns participants to a tested intervention. The registered 279 participants enrollment target is mid-sized for trials with a published cap, below the 473-participant average among 188 other Smoking Cessation trials with a reported enrollment target (41% lower).
The record links to 3 conditions, with Smoking Cessation appearing as the primary indexed condition, and to 1 intervention - of which Progesterone 200 MG Oral Capsule is the first listed.
NCT04783857 reports a single indexed study location in Minnesota.
Frequently Asked Questions
What is clinical trial NCT04783857 about?
NCT04783857 is a clinical study titled "Modifying Progesterone and Estradiol Levels to Prevent Postpartum Cigarette Smoking Relapse and Reduce Secondhand Smoke Exposure in Infants and Children". The investigators aim to address the following specific aims: * Determine the efficacy of Prog in preventing postpartum smoking relapse and reducing smoking relapse risk factors. * Examine the effects of this maternal smoking intervention on infant health. * Examine racial and ethnic differences in...
What is the current status of trial NCT04783857?
This trial is currently recruiting. It is a Phase 4 study. The enrollment target is 279 participants. The study started on 2022-04-14. Estimated completion is 2026-06-02.
What conditions does trial NCT04783857 study?
This clinical trial studies the following conditions: Smoking Cessation, Smoking, Smoking Reduction.
What interventions are being tested in trial NCT04783857?
The interventions under investigation include: Progesterone 200 MG Oral Capsule (DRUG).
Who is sponsoring clinical trial NCT04783857?
This trial is sponsored by University of Minnesota, which has 966 total clinical trials registered on ClinicalTrials.gov.
Where is trial NCT04783857 being conducted?
This trial has 1 study location across Minnesota. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.
Learn More About Clinical Trials
Similar trials for Smoking Cessation
Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.
Where NCT04783857's enrollment target sits among peer trials
279 86th of 188 higher than 103 of 188 other Smoking Cessation trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Smoking Cessation 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
-
The Options 2 Study
RECRUITING · Phase 4
-
Smoking Cessation Program in the Construction Sector
RECRUITING · Phase 4
-
The Avenues Study: Dual Use Cessation
RECRUITING · Phase 4
-
Using Multiphase Optimization Strategy (MOST) to Optimize a Cost-effective, Sustainable and Scalable Smoking Cessation Package for Smokers in HIV Clinical Care
RECRUITING · Phase 4
-
Implementing Tobacco Treatment in Low Dose CT Lung Cancer Screening Sites
ACTIVE NOT RECRUITING · Phase 4
-
Informing Tobacco Treatment Guidelines for African American Non-Daily Smokers
COMPLETED · Phase 4
Nationwide trials with similar profiles
Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.
Similar enrollment target
- NCT05407324 · 279 participants · Phase 2
Dazucorilant in Patients With Amyotrophic Lateral Sclerosis
- NCT06299748 · 279 participants
A Worldwide Pregnancy Safety Study to Assess Maternal, Fetal, and Infant Outcomes Following Exposure to Efgartigimod During Pregnancy and/or Breastfeeding.
- NCT06582784 · 279 participants · NA
IMPACT (IMproving Proactive Approaches for Cancer Survivors' Mental Health Treatment)
- NCT06876662 · 279 participants · Phase 4
A Study of (LY3527727) Pirtobrutinib in Participants With Previously Treated Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma or Non-Hodgkin Lymphoma
Similar registry start date
- NCT05962346 · started 2026-12 · NA
Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia
- NCT07125183 · started 2026-12 · Phase 2
Study on Efficacy and Tolerability of Weekly Doxorubicin in Elderly Patients With Advanced or Metastatic Leiomyosarcoma
- NCT07292298 · started 2026-11 · Phase 2
Phase 2 Single-Arm Rectal Cancer Brachytherapy for Patients With Low-Lying Residual Adenocarcinoma After Total Neoadjuvant Therapy to Improve Organ Preservation Rates
- NCT04263285 · started 2026-10 · NA
Treatment of Depression Post-SCI