NCT06092970

Brief Summary

This extension study is being conducted to assess the following objectives through 12 months post-cardiac surgery:

  • Patient reported outcomes (PRO), using the EQ-5D questionnaire
  • Clinical outcomes

Trial Health

78
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
379

participants targeted

Target at P75+ for all trials

Timeline
2mo left

Started Oct 2023

Typical duration for all trials

Geographic Reach
2 countries

39 active sites

Status
active not recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Progress95%
Oct 2023Jun 2026

First Submitted

Initial submission to the registry

October 3, 2023

Completed
13 days until next milestone

Study Start

First participant enrolled

October 16, 2023

Completed
7 days until next milestone

First Posted

Study publicly available on registry

October 23, 2023

Completed
2.7 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 30, 2026

Expected
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

June 30, 2026

Last Updated

August 1, 2025

Status Verified

July 1, 2025

Enrollment Period

2.7 years

First QC Date

October 3, 2023

Last Update Submit

July 31, 2025

Conditions

Outcome Measures

Primary Outcomes (2)

  • Evaluation

    To evaluate patient reported outcomes (PRO) using the EQ-5D questionnaire

    12 Months Post-Cardiac Surgery

  • Evaluation

    The number of subjects with the following clinical outcomes will be reported Clinical Outcomes: * Chronic kidney disease (CKD) - new diagnosis * Acute kidney injury (AKI) or CKD requiring dialysis * Atrial fibrillation - new-onset * Death * Myocardial infarction (MI) * Non-fatal cardiac arrest * Readmission to hospital * Reoperation for coronary artery bypass graft (CABG) and/or valve dysfunction * Stroke

    12 Months Post-Cardiac Surgery

Study Arms (2)

RBT-1

Patients undergoing CABG, valve, or combined CABG/valve surgery

Drug: RBT-1

Placebo

Patients undergoing CABG, valve, or combined CABG/valve surgery

Drug: Placebo

Interventions

RBT-1DRUG

Intravenous administration

RBT-1

Intravenous administration

Placebo

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodProbability Sample
Study Population

All subjects who complete the Phase 3 REN-007 study are eligible to participate in the Extension Study.

You may qualify if:

  • Subjects must have completed the REN-007 study to be eligible to participate in the Extension Study.

You may not qualify if:

  • Subjects who did not complete the REN-007 study are not eligible to participate in the Extension Study.
  • Female subjects who become pregnant during the REN-007 study are not eligible to participate in the Extension Study.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (39)

Research Site

Huntsville, Alabama, 35801, United States

Location

Research Site

San Francisco, California, 94107, United States

Location

Research Site

Stanford, California, 94305, United States

Location

Research Site

Washington D.C., District of Columbia, 20010, United States

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Research Site

Atlantis, Florida, 33462, United States

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Research Site

Gainesville, Florida, 32608, United States

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Research Site

Athens, Georgia, 30606, United States

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Research Site

Atlanta, Georgia, 30342, United States

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Research Site

Fort Wayne, Indiana, 46804, United States

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Research Site

Indianapolis, Indiana, 46202, United States

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Research Site

Indianapolis, Indiana, 46237, United States

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Research Site

Kansas City, Kansas, 66160, United States

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Research Site

Boston, Massachusetts, 02115, United States

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Research Site

Ann Arbor, Michigan, 48109, United States

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Research Site

Lansing, Michigan, 48879, United States

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Research Site

Midland, Michigan, 48670, United States

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Royal Oak, Michigan, 48073, United States

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Rochester, Minnesota, 55905, United States

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St Louis, Missouri, 63310, United States

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New York Presbyterian-Queens

Flushing, New York, 11355, United States

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Research Site

Raleigh, North Carolina, 27610, United States

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Winston-Salem, North Carolina, 27157, United States

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Cleveland, Ohio, 44106, United States

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Toledo, Ohio, 43606, United States

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Nashville, Tennessee, 37203, United States

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Dallas, Texas, 75390, United States

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Houston, Texas, 77030, United States

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San Antonio, Texas, 78229, United States

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Research Site

Charlottesville, Virginia, 22903, United States

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Research Site

Kelowna, British Columbia, V1Y 0C5, Canada

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Research Site

Saint John, New Brunswick, E2L 4L2, Canada

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Research Site

St. John's, Newfoundland and Labrador, A1B 3V6, Canada

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Hamilton, Ontario, L8L 2X2, Canada

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Kingston, Ontario, K7L 2V7, Canada

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Montreal, Quebec, H1T 1C8, Canada

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Montreal, Quebec, H2X 0C1, Canada

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Montreal, Quebec, H4A 3J1, Canada

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Research Site

Montreal, Quebec, H4J 1C5, Canada

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Research Site

Québec, Quebec, G1V 4G5, Canada

Location

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
PROSPECTIVE
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

October 3, 2023

First Posted

October 23, 2023

Study Start

October 16, 2023

Primary Completion (Estimated)

June 30, 2026

Study Completion (Estimated)

June 30, 2026

Last Updated

August 1, 2025

Record last verified: 2025-07

Data Sharing

IPD Sharing
Will not share

Locations