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Active, not recruiting Phase 2 Interventional

Evaluation of Lomecel-B™ Injection in Patients With Hypoplastic Left Heart Syndrome (HLHS): A Phase IIb Clinical Trial.

ClinicalTrials.gov ID: NCT04925024

Public ClinicalTrials.gov record NCT04925024. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 22, 2026, 11:53 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Evaluation of Lomecel-B™ Injection in Patients With Hypoplastic Left Heart Syndrome (HLHS) : A Phase IIb Clinical Trial.

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of this study is to test whether Lomecel-B™ works in treating patients with hypoplastic left heart syndrome (HLHS) and to gather additional information about the safety of Lomecel-B. Lomecel-B contains human mesenchymal stem cells (MSCs) as the active ingredient. MSCs are special cells in the body that are able to change into other types of cells, such as heart, blood, and muscle cells. MSCs are found in various tissues of the body, such as the bone marrow, which is the spongy tissue inside of your bones. Lomecel-B uses MSCs from bone marrow of unrelated young healthy donors. These are called "allogeneic", and do not require donor matching to the patient.

Study identification

NCT ID
NCT04925024
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 2
Lead sponsor
Longeveron Inc.
Industry
Enrollment
40 participants

Conditions and interventions

Eligibility (public fields only)

Age range
Up to 12 Months
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jun 25, 2021 (Actual)
Primary completion
Jun 30, 2026 (Estimated)
Completion
Aug 31, 2026 (Estimated)
Last update posted
Jun 25, 2025

2021 – 2026

United States locations

U.S. sites
10
U.S. states
9
U.S. cities
9
Facility City State ZIP Site status
Children's Hospital of Los Angeles Los Angeles California 90027 —
Children's Hospital Colorado Aurora Colorado 80045 —
Children's Healthcare of Atlanta Atlanta Georgia 30322 —
Advocate Children's Hospital Chicago Illinois 60453 —
Ann & Robert H. Lurie Children's Hospital of Chicago Chicago Illinois 60611 —
Boston Children's Hospital Boston Massachusetts 02115 —
Children's Nebraska Omaha Nebraska 68114 —
Cincinnati Children's Hospital Medical Center Cincinnati Ohio 45229 —
Children's Hospital of Philadelphia Philadelphia Pennsylvania 19104 —
Primary Children's Hospital/University of Utah Salt Lake City Utah 84113 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04925024, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jun 25, 2025 · Synced Oct 22, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT04925024 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →