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NCT03771638 · ClinicalTrials.gov registry record · Phase 4
DOT Diary Mobile App for Pre-Exposure Prophylaxis Adherence in Young Men
A Phase 4 study, sponsored by Public Health Foundation Enterprises.
- Completed
- Registry status
- Phase 4
- Development phase
- 100
- Enrollment target
NCT03771638: Completed Phase 4 study, sponsored by Public Health Foundation Enterprises.
NCT03771638 is a Phase 4 study that has completed, run by Public Health Foundation Enterprises. The registered enrollment target is 100 participants, below the 518-participant average among 9,235 other Phase 4 trials with a reported enrollment target (81% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT03771638, a Phase 4 study, has completed, sponsored by Public Health Foundation Enterprises.
- COMPLETED
- Registry status
- Phase 4
- Development phase
- 100 participants
- Enrollment target
Study Summary
The researchers are working with a technology company, AiCure, to develop a smartphone app, DOT Diary, which combines two drug adherence strategies. DOT Diary reminds people when it is time to take their medication, and uses motion-sensing technology to visually and automatically confirm the pill was swallowed. The goal of this study is to assess the impact of the app on adherence to HIV pre-exposure prophylaxis (PrEP) for the prevention of HIV.
Primary Outcome
Measurement of PrEP Adherence as measured by TFV-DP level \>=700 fmol/punch in DBS among young MSM initiating PrEP
Interventions
- DRUG Emtricitabine / Tenofovir Disoproxil Oral Tablet
- OTHER DOT Diary mobile app
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 100 participants |
| Start Date | 2019-02-01 |
| Est. Completion | 2020-04-21 |
| Phase | Phase 4 |
What the finished NCT03771638 record still lists
NCT03771638 is an interventional study that assigns participants to a tested intervention. The registered 100 participants enrollment target is mid-sized for trials with a published cap, below the 518-participant average among 9,235 other Phase 4 trials with a reported enrollment target (81% lower).
The record links to 0 conditions, and to 2 interventions - of which Emtricitabine / Tenofovir Disoproxil Oral Tablet is the first listed.
NCT03771638 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT03771638 about?
NCT03771638 is a clinical study titled "DOT Diary Mobile App for Pre-Exposure Prophylaxis Adherence in Young Men". The researchers are working with a technology company, AiCure, to develop a smartphone app, DOT Diary, which combines two drug adherence strategies. DOT Diary reminds people when it is time to take their medication, and uses motion-sensing technology to visually and automatically confirm the pill wa...
What is the current status of trial NCT03771638?
This trial is currently completed. It is a Phase 4 study. The enrollment target is 100 participants. The study started on 2019-02-01. Estimated completion is 2020-04-21.
What interventions are being tested in trial NCT03771638?
The interventions under investigation include: Emtricitabine / Tenofovir Disoproxil Oral Tablet (DRUG), DOT Diary mobile app (OTHER).
Who is sponsoring clinical trial NCT03771638?
This trial is sponsored by Public Health Foundation Enterprises, which has 11 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT03771638's enrollment target sits among peer trials
100 770th of 2000 higher than 1,148 of 2,000 other Phase 4 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 4 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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