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NCT07633756 · ClinicalTrials.gov registry record · Phase 1

A Phase 1b, Open-Label Study Of REC-617, A Selective CDK7 Inhibitor, In Patients With Metastatic Or Unresectable RB1-Negative Leiomyosarcoma After Prior Systemic Therapy

A Phase 1 study, sponsored by M.D. Anderson Cancer Center.

Not yet
Registry status
Phase 1
Development phase
15
Enrollment target

NCT07633756: Clinical Trial Phase 1 study, sponsored by M.D. Anderson Cancer Center.

NCT07633756 is a Phase 1 study that has not yet begun recruiting, run by M.D. Anderson Cancer Center. The registered enrollment target is 15 participants, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (75% lower). According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

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The verdict

NCT07633756, a Phase 1 study, has not yet begun recruiting, sponsored by M.D. Anderson Cancer Center.

NOT YET RECRUITING
Registry status
Phase 1
Development phase
15 participants
Enrollment target

Study Summary

To learn if the study drug REC-617 can help to control LMS. The safety of REC-617 will also be studied.

Primary Outcome

Incidence of Adverse Events, Graded According to National Cancer Institute Common Terminology Criteria for Adverse Events (NCI CTCAE) Version (v) 5.0

Interventions

  • DRUG REC617

Trial Details

FieldValue
Enrollment Target 15 participants
Start Date 2026-10-19
Est. Completion 2031-12-26
Phase Phase 1
M.D. Anderson Cancer Center

2,692 total trials

What is known before NCT07633756 opens enrollment

NCT07633756 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 15 participants, a relatively small participant target, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (75% lower).

The record links to 0 conditions, and to 1 intervention - of which REC617 is the first listed.

NCT07633756 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT07633756 about?

NCT07633756 is a clinical study titled "A Phase 1b, Open-Label Study Of REC-617, A Selective CDK7 Inhibitor, In Patients With Metastatic Or Unresectable RB1-Negative Leiomyosarcoma After Prior Systemic Therapy". To learn if the study drug REC-617 can help to control LMS. The safety of REC-617 will also be studied.

What is the current status of trial NCT07633756?

This trial is currently not yet recruiting. It is a Phase 1 study. The enrollment target is 15 participants. The study started on 2026-10-19. Estimated completion is 2031-12-26.

What interventions are being tested in trial NCT07633756?

The interventions under investigation include: REC617 (DRUG).

Who is sponsoring clinical trial NCT07633756?

This trial is sponsored by M.D. Anderson Cancer Center, which has 2,692 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT07633756's enrollment target sits among peer trials

15 1798th of 2000 higher than 157 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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Source: ClinicalTrials.gov NCT07633756, the US trial registry maintained by the National Library of Medicine. NCT07633756 (small enrollment · none site footprint · not yet recruiting) retrieved and formatted by PlainTrial, see methodology.