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Active, not recruitingNCT04003857Updated Feb 7, 2025

Follow-up Study of Safety and Efficacy in Subjects Who Completed PNEUMOSTEM® Phase II (MP-CR-012) Clinical Trial

A Phase 2 interventional study of PNEUMOSTEM® and normal saline in Bronchopulmonary Dysplasia and BPD, sponsored by Medipost Co Ltd.. Active, not recruiting at 2 sites in Korea, Republic of. Open to participants aged 6 Months to 60 Months. Per ClinicalTrials.gov, last updated 2025-02-07.

Sponsored by Medipost Co Ltd. · Phase 2, Interventional, and Treatment

Phase
Phase 2
Study type
Interventional
Enrollment
60
Allocation
Randomized
Ages
6 Months to 60 Months
Sex
All
01

Study summary

This is a follow-up study to investigate the long-term safety and efficacy of PNEUMOSTEM® versus placebo, for the treatment of BPD in premature infants. Subjects who participated in and completed the initial stage of the Phase II trial (NCT03392467) will be followed-up until 60 months of corrected age

Read the detailed description

Subjects who completed the initial stage of the Phase II clinical trial will be followed-up at 7 additional visits: 6, 12,18, 24 months corrected age, 36, 48, and 60 months after birth.

02

Conditions studied

  • Bronchopulmonary Dysplasia
  • BPD

Keywords

  • Human Umbilical Cord Blood Derived Mesenchymal Stem Cells
  • Bronchopulmonary dysplasia
  • Premature infants
03

In context

Bronchopulmonary Dysplasia

339 studies on the registry are indexed under Bronchopulmonary Dysplasia; 80 are open to participants now.

This study's planned enrollment of 60 is below the median of 70 across 228 interventional studies indexed under Bronchopulmonary Dysplasia.

Browse Bronchopulmonary Dysplasia studies →

Lead sponsor

Medipost Co Ltd. is the lead sponsor of 16 studies on the registry; 1 is open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
6 Months to 60 Months
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

  • Subject who enrolled in phase 2 clinical trial of PNEUMOSTEM® to evaluate efficacy and safety, and were administered with investigational product
  • Subject with a written consent form signed by a legal representative or a parent upon explanation of the clinical trial

Exclusion criteria

Exclusion Criteria:

  • Subject whose parent or legal representative does not agree to participate in the study
  • Subject who is considered inappropriate to participate in the study by the investigator
05

Study design

Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Triple (Participant, Investigator, Outcomes assessor)
Enrollment
60 participants (estimated)

Study arms

  • Experimental
    PNEUMOSTEM®

    A single intratracheal administration of Pneumostem® (10.0 x 10\^6 cells/kg)

    Biological: PNEUMOSTEM®

  • Placebo comparator
    normal saline

    A single intratracheal administration of normal saline

    Biological: normal saline

Interventions

  • BiologicalPNEUMOSTEM®

    A single intratracheal administration of PNEUMOSTEM® (1.0 x 10\^7 cells/kg)

    Also known as: Human umbilical cord blood-derived mesenchymal stem cells

  • Biologicalnormal saline

    A single intratracheal administration of normal saline

06

What researchers measure

Primary outcomes

  1. Respiratory outcome: Number of hospitalizations

    Total number of hospitalizations and the number of hospital stay due to respiratory infection

    Time frame: 6 months corrected age

  2. Respiratory outcome: Number of hospitalizations

    Total number of hospitalizations and the number of hospital stay due to respiratory infection

    Time frame: 12 months corrected age

  3. Respiratory outcome: Number of hospitalizations

    Total number of hospitalizations and the number of hospital stay due to respiratory infection is recorded and compared with control group

    Time frame: 18 months corrected age

  4. Respiratory outcome: Number of hospitalizations

    Total number of hospitalizations and the number of hospital stay due to respiratory infection

    Time frame: 24 months corrected age

  5. Respiratory outcome: Number of hospitalizations

    Total number of hospitalizations and the number of hospital stay due to respiratory infection

    Time frame: 36 months after birth

  6. Respiratory outcome: Number of hospitalizations

    Total number of hospitalizations and the number of hospital stay due to respiratory infection

    Time frame: 39 months after birth

  7. Respiratory outcome: Number of hospitalizations

    Total number of hospitalizations and the number of hospital stay due to respiratory infection

    Time frame: 42 months after birth

  8. Respiratory outcome: Number of hospitalizations

    Total number of hospitalizations and the number of hospital stay due to respiratory infection

    Time frame: 45 months after birth

  9. Respiratory outcome: Number of hospitalizations

    Total number of hospitalizations and the number of hospital stay due to respiratory infection

    Time frame: 48 months after birth

  10. Respiratory outcome: Number of hospitalizations

    Total number of hospitalizations and the number of hospital stay due to respiratory infection

    Time frame: 51 months after birth

  11. Respiratory outcome: Number of hospitalizations

    Total number of hospitalizations and the number of hospital stay due to respiratory infection

    Time frame: 54 months after birth

  12. Respiratory outcome: Number of hospitalizations

    Total number of hospitalizations and the number of hospital stay due to respiratory infection

    Time frame: 57 months after birth

  13. Respiratory outcome: Number of hospitalizations

    Total number of hospitalizations and the number of hospital stay due to respiratory infection

    Time frame: 60 months after birth

Secondary outcomes

  1. Mortality

    check whether patient is alive or dead at evaluation time point

    Time frame: 6, 12, 18, 24 months corrected age, 36, 48, and 60 months after birth

  2. Growth measured by Z-score

    Growth measured by Z-score

    Time frame: 6, 12, 18, 24 months corrected age, 36, 48, and 60 months after birth

  3. Neurological developmental status: Korean Developmental Screening Test for infants and children(K-DST)

    Neurological developmental status on Korean Developmental Screening Test for infants and children(K-DST)

    Time frame: 6, 12, 18, 24 months corrected age,36, 48, and 60 months after birth

  4. Deafness or Blindness

    Deafness: audiometry /Blindness: examination of extraocular muscle, fundus photography, optical biometry

    Time frame: 24 months corrected age

  5. Bayley Scales of Infant and Toddler Development (Third Edition)

    Scale: cognitive, motor, language, social-emotional, adaptive behavior

    Time frame: 18~24months corrected age, 36~42months after birth

  6. Gross Motor Function Classification System for Cerebral Palsy

    Gross Motor Function Classification System for Cerebral Palsy

    Time frame: 24 months corrected age

  7. Number of adverse events

    Number of adverse events

    Time frame: 6, 12, 18, 24 months corrected age,36, 48, and 60 months after birth

  8. Number of admissions to Emergency Room (ER)

    Total number of admissions to Emergency Room (ER) and number of admission to Emergency Room (ER) due to respiratory infection at each evaluation time point

    Time frame: 6, 12, 18, 24months corrected age, 36, 39, 42, 45, 48, 51, 54, 57 and 60 months after birth

  9. Medical treatment records

    whether or not, the patient is receiving medical treatment(use of oxygen, steroid, or bronchodilator, diuretics, Sildenafil) and if receiving treatment, the duration of the treatment at each evaluation time point

    Time frame: 6, 12, 18, 24months corrected age, 36, 39, 42, 45, 48, 51, 54, 57 and 60 months after birth

07

Study locations

2 sites
  • Asan Medical Center
    Seoul, Korea, Republic of
  • Samsung Medical Center
    Seoul, Korea, Republic of
08

References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Feb 7, 2025, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT04003857
Lead sponsor
Medipost Co Ltd.
Responsible party
Sponsor
First posted
Jul 1, 2019
Start date
Jul 5, 2019
Primary completion
Jun 30, 2027 (estimated)
Completion
Jun 30, 2027 (estimated)
Last update
Feb 7, 2025

Study contacts

Wonsoon Park, MD, PhD
principal investigator · Department of Pediatrics, Samsung Medical Center
Ai-Rhan Kim, MD, PhD
principal investigator · Department of Neonatology, Asan Medical Center

Oversight

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

Not currently enrolling

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