MSC-based Therapy in COVID-19-associated Acute Respiratory Distress Syndrome
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ClinicalTrials.gov Identifier: NCT04525378 |
Recruitment Status : Unknown
Verified August 2020 by D'Or Institute for Research and Education.
Recruitment status was: Recruiting
First Posted : August 25, 2020
Last Update Posted : August 26, 2020
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Condition or disease | Intervention/treatment | Phase |
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Covid19 ARDS, Human | Other: Mesenchymal stromal cell-based therapy | Phase 1 |
Study Type : | Interventional (Clinical Trial) |
Estimated Enrollment : | 20 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Treatment |
Official Title: | Mesenchymal Stromal Cell-based Therapy for COVID-19-associated Acute Respiratory Distress Syndrome: a Pilot Clinical Study |
Actual Study Start Date : | July 1, 2020 |
Estimated Primary Completion Date : | September 30, 2020 |
Estimated Study Completion Date : | October 31, 2020 |

Arm | Intervention/treatment |
---|---|
No Intervention: Control
Patients will receive standard care.
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Experimental: MSC - low dose (2.5x10ˆ7)
Patients will receive standard care plus cell therapy.
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Other: Mesenchymal stromal cell-based therapy
Intravenous administration of MSCs, performed as single dose (high dose group) or repeated after 48 h (low doses; intermediate dose) |
Experimental: MSC - intermediate dose (5x10ˆ7)
Patients will receive standard care plus cell therapy.
|
Other: Mesenchymal stromal cell-based therapy
Intravenous administration of MSCs, performed as single dose (high dose group) or repeated after 48 h (low doses; intermediate dose) |
Experimental: MSC - high dose (10x10ˆ7)
Patients will receive standard care plus cell therapy.
|
Other: Mesenchymal stromal cell-based therapy
Intravenous administration of MSCs, performed as single dose (high dose group) or repeated after 48 h (low doses; intermediate dose) |
- Intrahospital mortality [ Time Frame: 28 days ]
- Length of stay in the ICU and Hospital [ Time Frame: 28 days ]
- Days without mechanical ventilation in 28 days [ Time Frame: 28 days ]
- PaO2 / FiO2 ratio [ Time Frame: Day 1, Day 2 and Day 7 after cell infusion ]
- Incidence of secondary infections [ Time Frame: 28 days ]
- Incidence of adverse events [ Time Frame: 28 days ]
- Quantification of inflammatory response markers [ Time Frame: Day 1, Day 3 and Day 7 after cell infusion ]Exploratory evaluation of changes from baseline (percentage) in serum levels of CRP, LDH, Ferritin levels, a panel of cytokines, chemokines immune cell populations by flow cytometry

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.
Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Clinical diagnosis of COVID-19 confirmed by RT-PCR;
- Thorax CT image suggestive of viral pneumonia;
- Respiratory failure (SaO2 <93% with O2 at 5L / min)
- Tracheal intubation (first 48 h);
Exclusion Criteria:
- Pregnancy or breastfeeding;
- Patients with a history of cancer, chemotherapy in the past 2 years;
- Life expectancy less than 6 months or in exclusive palliative care;
- Severe liver failure, with Child-Pugh score> 12;
- High probability of death in the following 48 h;
- Previous renal failure: patients who were already on dialysis or patients with RFG <30ml / min / 1.73 m2;
- Clinical or radiological suspicion of tuberculosis and bacterial pneumonia.

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT04525378
Contact: Bruno SF Souza, MD PHD | +557132816455 | bruno.souza@hsr.com.br |
Brazil | |
Hospital São Rafael | Recruiting |
Salvador, Bahia, Brazil, 41253-190 | |
Contact: Andre Gobatto, MD PHD |
Responsible Party: | D'Or Institute for Research and Education |
ClinicalTrials.gov Identifier: | NCT04525378 |
Other Study ID Numbers: |
PCL02/2020 |
First Posted: | August 25, 2020 Key Record Dates |
Last Update Posted: | August 26, 2020 |
Last Verified: | August 2020 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Studies a U.S. FDA-regulated Drug Product: | No |
Studies a U.S. FDA-regulated Device Product: | No |
COVID-19 Respiratory Distress Syndrome Respiratory Distress Syndrome, Newborn Acute Lung Injury Respiratory Tract Infections Infections Pneumonia, Viral Pneumonia Virus Diseases Coronavirus Infections |
Coronaviridae Infections Nidovirales Infections RNA Virus Infections Lung Diseases Respiratory Tract Diseases Respiration Disorders Infant, Premature, Diseases Infant, Newborn, Diseases Lung Injury |