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NCT04551807 · ClinicalTrials.gov registry record · Phase 3
Natural Versus Programmed Frozen Embryo Transfer (NatPro)
A Phase 3 study of Pregnancy Related and Pre-Eclampsia, sponsored by JHSPH Center for Clinical Trials.
- Active
- Registry status
- Phase 3
- Development phase
- 788
- Enrollment target
- 15
- Study locations
NCT04551807 is a Phase 3 study of Pregnancy Related and Pre-Eclampsia that is active but no longer recruiting, run by JHSPH Center for Clinical Trials. The registered enrollment target is 788 participants, below the 1,955-participant average among 99 other Pregnancy Related trials with a reported enrollment target (60% lower). The trial reports 15 study locations across 13 states.
The verdict
NCT04551807, a Phase 3 study of Pregnancy Related and Pre-Eclampsia, is active but no longer recruiting, sponsored by JHSPH Center for Clinical Trials.
- ACTIVE NOT RECRUITING
- Registry status
- Phase 3
- Development phase
- 788 participants
- Enrollment target
- 15
- Study locations
Study Summary
NatPro is a two-arm, parallel-group, multi-center, randomized trial in which women undergoing frozen embryo transfer (FET) will be randomized to receive either a modified natural cycle (corpus luteum present) or a programmed cycle (corpus luteum absent).
Conditions Studied
Interventions
- PROCEDURE Modified natural cycle
- PROCEDURE Programmed cycle
Study Locations (15)
California
- University of California San Francisco - San Francisco
- Stanford University - Sunnyvale
Maryland
- Johns Hopkins - Baltimore
- Shady Grove Fertility - Rockville
Connecticut
- Yale - Orange
Hawaii
- Fertility Institute of Hawaii - Honolulu
Illinois
- Northwestern University - Chicago
Massachusetts
- Boston IVF - Waltham
New York
- University of Rochester - Rochester
North Carolina
- Atrium Health - Charlotte
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 788 participants |
| Start Date | 2020-09-16 |
| Est. Completion | 2026-04-01 |
| Phase | Phase 3 |
Interested in This Trial?
Full Details on ClinicalTrials.gov ↗What the Registry Record Tells You About NCT04551807
The ClinicalTrials.gov registry entry for NCT04551807 describes a study currently listed as active not recruiting, categorized as Phase 3. The registered enrollment target is 788 participants, a figure that helps gauge the scale of data the investigators plan to collect, below the 1,955-participant average among 99 other Pregnancy Related trials with a reported enrollment target (60% lower). The listed sponsor is JHSPH Center for Clinical Trials, which has 12 total studies on file at ClinicalTrials.gov.
The record links to 2 conditions, with Pregnancy Related appearing as the primary indexed condition, and to 2 interventions - of which Modified natural cycle is the first listed.
NCT04551807 reports 15 study locations spanning 13 distinct geographic areas - top geographies include California, Maryland, Connecticut.
Frequently Asked Questions
What is clinical trial NCT04551807 about?
NCT04551807 is a clinical study titled "Natural Versus Programmed Frozen Embryo Transfer (NatPro)". NatPro is a two-arm, parallel-group, multi-center, randomized trial in which women undergoing frozen embryo transfer (FET) will be randomized to receive either a modified natural cycle (corpus luteum present) or a programmed cycle (corpus luteum absent).
What is the current status of trial NCT04551807?
This trial is currently active not recruiting. It is a Phase 3 study. The enrollment target is 788 participants. The study started on 2020-09-16. Estimated completion is 2026-04-01.
What conditions does trial NCT04551807 study?
This clinical trial studies the following conditions: Pregnancy Related, Pre-Eclampsia.
What interventions are being tested in trial NCT04551807?
The interventions under investigation include: Modified natural cycle (PROCEDURE), Programmed cycle (PROCEDURE).
Who is sponsoring clinical trial NCT04551807?
This trial is sponsored by JHSPH Center for Clinical Trials, which has 12 total clinical trials registered on ClinicalTrials.gov.
Where is trial NCT04551807 being conducted?
This trial has 15 study locations across California, Connecticut, Hawaii, Illinois, Maryland. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.
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