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TerminatedNCT04367077MACoVIAUpdated Aug 11, 2026

MultiStem Administration for COVID-19 Induced ARDS (MACoVIA)

A Phase 2/3 interventional study of MultiStem and Placebo in ARDS, sponsored by Healios K.K.. Terminated at 4 sites in United States. Open to participants aged 18 Years to 89 Years. Per ClinicalTrials.gov, last updated 2026-08-11.

Sponsored by Healios K.K. · Phase 2/3, Interventional, and Treatment

Why this study was terminated
Sponsor's decision
Phase
Phase 2/3
Study type
Interventional
Enrollment
206
Allocation
Randomized
Ages
18 Years to 89 Years
Sex
All
01

Study summary

Multicenter investigation featuring an open-label lead-in followed by a double blinded, randomized, placebo-controlled Phase 2/3 part to evaluate the safety and efficacy of MultiStem therapy in subjects with moderate to severe Acute Respiratory Distress Syndrome (ARDS) due to pathogens including COVID-19.

02

Conditions studied

  • ARDS

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Keywords

  • COVID19
  • respiratory distress
  • adult stem cells
03

Who can participate

Ages eligible
18 Years to 89 Years
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

Diagnosis of new acute-onset moderate to severe ARDS, as defined by the Berlin criteria, requiring an endotracheal or tracheal tube, Evidence of pneumonia or severe localized or systemic infection

Exclusion criteria

Exclusion Criteria:

Moribund subject who, in the opinion of the Investigator, is not expected to survive at least 48 hours and End-stage severe chronic lung disease

04

Study design

Phase
Phase 2 / Phase 3
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Sequential assignment
Masking
Quadruple (Participant, Care provider, Investigator, Outcomes assessor)
Enrollment
206 participants (actual)

Study arms

  • Experimental
    MultiStem

    Biological: MultiStem

  • Placebo comparator
    Placebo

    Biological: Placebo

Interventions

  • BiologicalMultiStem

    intravenous infusion

  • BiologicalPlacebo

    intravenous infusion

05

What researchers measure

Primary outcomes

  1. Ventilator-Free Days

    Time frame: Day 0 through Day 28.

  2. Safety and Tolerability as measured by the incidence of treatment-emergent adverse events as assessed by CTCAE v5.0.

    Time frame: Day 28

Secondary outcomes

  1. All-cause mortality

    Time frame: Day 60

  2. Ranked hierarchical composite outcome of alive and ventilator-free

    Time frame: Day 28

  3. Ventilator-free days

    Time frame: Day 0 through Day 60

06

Study locations

4 sites
  • Athersys Investigational Site 107
    Chicago, Illinois 60601, United States
  • Athersys Investigational Site 103
    Akron, Ohio 44304, United States
  • Athersys Investigational Site 101
    Cleveland, Ohio 44106, United States
  • Athersys Investigational Site 102
    Cleveland, Ohio 44109, United States
07

References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

08

Registry details

Key details

Study ID
NCT04367077
Lead sponsor
Healios K.K.
Responsible party
Sponsor
First posted
Apr 29, 2020
Start date
Apr 28, 2020
Primary completion
Oct 1, 2024
Completion
Oct 1, 2024
Last update
Aug 11, 2026

Study contacts

Eric Jenkins, MD
study director · Healios K.K.

Oversight

Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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