Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.
NCT04430634 · ClinicalTrials.gov registry record · NA
A Study to Evaluate Nicotine Uptake and Biomarkers in Smokers Using mybluTM Electronic Cigarettes
A NA study, sponsored by Fontem US.
- Completed
- Registry status
- NA
- Development phase
- 40
- Enrollment target
NCT04430634: Completed NA study, sponsored by Fontem US.
NCT04430634 is a NA study that has completed, run by Fontem US. The registered enrollment target is 40 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (97% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT04430634, a NA study, has completed, sponsored by Fontem US.
- COMPLETED
- Registry status
- NA
- Development phase
- 40 participants
- Enrollment target
Study Summary
This study evaluates the overall performance of the currently-marketed MybluTM e-cigarette device and pods, as assessed by nicotine uptake, exposure to smoke constituents, safety and consumer satisfaction, over 8 days. The study is designed as an open-label, randomized study in adult smokers. Subjects are invited to participate to a second part of the study, for 5 additional days, to compare the use of MybluTM to the use of subject's usual brand combustible cigarettes.
Primary Outcome
Maximum nicotine concentration in blood (Cmax)
Interventions
- OTHER Myblu variant A
- OTHER Myblu variant B
- OTHER Myblu variant C
- OTHER Myblu variant D
- OTHER Myblu variant E
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 40 participants |
| Start Date | 2019-11-01 |
| Est. Completion | 2020-01-31 |
| Phase | NA |
What the finished NCT04430634 record still lists
NCT04430634 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 40 participants, a relatively small participant target, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (97% lower).
The record links to 0 conditions, and to 5 interventions - of which Myblu variant A is the first listed.
NCT04430634 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT04430634 about?
NCT04430634 is a clinical study titled "A Study to Evaluate Nicotine Uptake and Biomarkers in Smokers Using mybluTM Electronic Cigarettes". This study evaluates the overall performance of the currently-marketed MybluTM e-cigarette device and pods, as assessed by nicotine uptake, exposure to smoke constituents, safety and consumer satisfaction, over 8 days. The study is designed as an open-label, randomized study in adult smokers. Subje...
What is the current status of trial NCT04430634?
This trial is currently completed. It is a NA study. The enrollment target is 40 participants. The study started on 2019-11-01. Estimated completion is 2020-01-31.
What interventions are being tested in trial NCT04430634?
The interventions under investigation include: Myblu variant A (OTHER), Myblu variant B (OTHER), Myblu variant C (OTHER), Myblu variant D (OTHER), Myblu variant E (OTHER).
Who is sponsoring clinical trial NCT04430634?
This trial is sponsored by Fontem US, which has 3 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT04430634's enrollment target sits among peer trials
40 1447th of 2000 higher than 465 of 2,000 other NA trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other NA 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
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
- NCT01306019 · 40 participants · Phase 1
Lentiviral Gene Transfer for Treatment of Children Older Than Two Years of Age With X-Linked Severe Combined Immunodeficiency (XSCID)
- NCT01608152 · 40 participants
Development of a Video Game for the Improvement of Outcomes in Stem Cell Transplant Survivors
- NCT01668082 · 40 participants · NA
An Investigation of Brain Tumor Metabolism in Patients Undergoing Surgical Resection
- NCT02015013 · 40 participants · Phase 2
Hematopoietic Stem Cell Mobilization in Idiopathic CD4 Lymphocytopenia Patients and Healthy Controls for the Study of T Cell Maturation and Trafficking in Murine Models
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