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Convalescent Plasma as Treatment for Hospitalized Subjects With COVID-19 Infection

Phase IIa Study Exploring the Safety and Efficacy of Convalescent Plasma From Recovered COVID-19 Donors Collected by Plasmapheresis as Treatment for Hospitalized Subjects With COVID-19 Infection

Status
Terminated
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04343755
Enrollment
52
Registered
2020-04-13
Start date
2020-04-09
Completion date
2023-04-26
Last updated
2023-09-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

COVID-19

Keywords

Coronavirus, Covid19, SARS-CoV-2

Brief summary

* This is a single arm phase IIa study of convalescent plasma for the treatment of individuals hospitalized with COVID-19 infection. * Subjects will be considered as having completed the study after 60 (+/- 3) days, unless consent withdrawal or death occurs first. * Interim analysis will be permitted as described in the statistical section 8. * The final analysis will be conducted once the last subject completes the day 60 visit or withdraws from the study.

Detailed description

Overall study design * This is a single arm phase IIa study of convalescent plasma for the treatment of individuals hospitalized with COVID-19 infection. * Subjects will be considered as having completed the study after 60 (+/- 3) days, unless consent withdrawal or death occurs first. * Interim analysis will be permitted as described in the statistical section 8. * The final analysis will be conducted once the last subject completes the day 60 visit or withdraws from the study. Number of subjects • Up to 36 patients in track 2, and 19 patients in track 3 as described in the statistical section 8. Overall study duration * The study begins when the first subject (this will likely be a donor) signs the informed consent. The study will end once the last enrolled subject completes the study (likely a recipient). * The expected duration of the study is approximately 12 months.

Interventions

BIOLOGICALConvalescent Plasma

Fresh or frozen plasma will be infused one time to hospitalized patients with COVID-19 infection

Sponsors

Hackensack Meridian Health
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

Donor Eligibility Criteria: * Age 18-60 * A history of a positive nasopharyngeal swab for COVID-19 or a history of positive titer test. * At least 14 days from resolution of COVID-19-associated symptoms including fevers * One negative nasopharyngeal swabs for COVID-19 RNA * Covid-19 neutralizing antibody \>1:64 * Adequate venous access for apheresis * Meets donor eligibility criteria in accordance to Hackensack University Medical Center (HUMC) Collection Facility at the John Theurer Cancer Center (JTCC) if collecting at the JTCC, and all regulatory agencies as describes in SOP 800 01 (Appendix A) * Required testing of the donor and product must be performed in accordance to FDA regulations (21 CFR 610.40), and the donation must be found suitable (21 CFR 630.30) Recipient Eligibility Criteria: Recipients age \>18 years old, are assigned to one of two clinical tracks, track 2 or 3, based on COVID-19 disease severity. Onset of first symptoms \< 9 days. Track 2: * Hospitalized, moderate symptoms requiring medical care for COVID-19 infection * Symptoms may include fever, dyspnea, dehydration among others * Hypoxemia may be present but is not a requirement Track 3: * Requiring mechanical ventilation for the care of COVID-19 infection * Requiring non-invasive positive pressure ventilation (NIPPV), such as continuous airway pressure (CPAP),bi-level positive airway pressure (BiPAP) or high flow nasal canula (HFNC). Recipient

Exclusion criteria

* History of severe transfusion reaction to plasma products * Infusion of immune globulin within the previous 30 days * AST or ALT \> 10 x upper limit of normal * Requirement for vasopressors * COVID-19-associated acute kidney injury requiring dialysis * DNR status

Design outcomes

Primary

MeasureTime frameDescription
Number of Participants Hospitalized for COVID-19 But Not Intubated7 DaysMechanical ventilation rate at 7 days from starting treatment in hospitalized COVID-19 patients
Primary Objective for Patients With COVID-19 Already Intubated30 DaysMortality rate at 30 days from starting treatment for patients with COVID-19

Secondary

MeasureTime frameDescription
Duration of Hospitalization60 DaysThe duration of hospitalization is defined as the time in days from the first day of hospitalized to the date of discharge or death. Patients who are not discharged, are alive and still in the hospital on the date of closing follow-up, or lost follow-up on the date of closing follow-up will be considered censored on that date.
Time to Symptoms Resolution60 DaysThe time to symptom resolution is defined as the time in days from new therapy initiation to the first documented symptom resolution as assessed by local site. Patients whose symptom are not resolved, who are dead, or lost follow-up on the designed follow-up date will be censored on that date.
Duration of Mechanical Ventilation60 DaysThe duration of mechanical ventilation is defined as the time in days from the first day of using mechanical ventilation to the last day of using mechanical ventilation. All evaluable patients will be included and no censoring for this analysis.
Recipient Anti-SARS-CoV2 Titer Assessment on Days 33 Days
Recipient Anti-SARS-CoV2 Titer Assessment on Day 1010 Days
Recipient Anti-SARS-CoV2 Titer Assessment on Day 3030 Days
Rate of Virologic Clearance by Nasopharyngeal Swab at Day 1010 Days
Rate of Virologic Clearance by Nasopharyngeal Swab at Day 3030 Days
Impact of Donor Titers Level on Efficacy60 Days
Impact of Donor Titers Level on Safety60 Days
Recipient Anti-SARS-CoV2 Titer Assessment on Days 0 (Pre-infusion)0 Days (pre-infusion)
Overall Survival60 DaysOverall survival rate at 60 days from starting treatment for patients with COVID-19
Recipient Anti-SARS-CoV2 Titer Assessment on Day 6060 Days

Countries

United States

Participant flow

Participants by arm

ArmCount
Convalescent Plasma
Fresh or frozen plasma will be infused one time to patients Convalescent Plasma: Fresh or frozen plasma will be infused one time to hospitalized patients with COVID-19 infection
52
Total52

Withdrawals & dropouts

PeriodReasonFG000
Overall StudyDeath11
Overall StudyScreen Failure1

Baseline characteristics

CharacteristicConvalescent Plasma
Age, Categorical
<=18 years
0 Participants
Age, Categorical
>=65 years
13 Participants
Age, Categorical
Between 18 and 65 years
39 Participants
Age, Continuous56 years
Ethnicity (NIH/OMB)
Hispanic or Latino
27 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
24 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
1 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
Race (NIH/OMB)
Asian
4 Participants
Race (NIH/OMB)
Black or African American
3 Participants
Race (NIH/OMB)
More than one race
0 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
Race (NIH/OMB)
Unknown or Not Reported
30 Participants
Race (NIH/OMB)
White
15 Participants
Region of Enrollment
United States
52 participants
Sex: Female, Male
Female
26 Participants
Sex: Female, Male
Male
26 Participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
11 / 52
other
Total, other adverse events
0 / 52
serious
Total, serious adverse events
24 / 52

Outcome results

Primary

Number of Participants Hospitalized for COVID-19 But Not Intubated

Mechanical ventilation rate at 7 days from starting treatment in hospitalized COVID-19 patients

Time frame: 7 Days

Population: Of the 52 participants enrolled, 36 were not intubated at time of enrollment.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
Convalescent PlasmaNumber of Participants Hospitalized for COVID-19 But Not Intubated5 Participants
Primary

Primary Objective for Patients With COVID-19 Already Intubated

Mortality rate at 30 days from starting treatment for patients with COVID-19

Time frame: 30 Days

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
Convalescent PlasmaPrimary Objective for Patients With COVID-19 Already Intubated7 Participants
Secondary

Duration of Hospitalization

The duration of hospitalization is defined as the time in days from the first day of hospitalized to the date of discharge or death. Patients who are not discharged, are alive and still in the hospital on the date of closing follow-up, or lost follow-up on the date of closing follow-up will be considered censored on that date.

Time frame: 60 Days

Population: The study was terminated early due to rapid change in standard therapy. This information was not collected or analyzed due to early termination.

Secondary

Duration of Mechanical Ventilation

The duration of mechanical ventilation is defined as the time in days from the first day of using mechanical ventilation to the last day of using mechanical ventilation. All evaluable patients will be included and no censoring for this analysis.

Time frame: 60 Days

Population: The study was terminated early due to rapid change in standard therapy. This information was not collected or analyzed due to early termination.

Secondary

Impact of Donor Titers Level on Efficacy

Time frame: 60 Days

Population: The study was terminated early due to rapid change in standard therapy. This information was not collected or analyzed due to early termination.

Secondary

Impact of Donor Titers Level on Safety

Time frame: 60 Days

Population: The study was terminated early due to rapid change in standard therapy. This information was not collected or analyzed due to early termination.

Secondary

Overall Survival

Overall survival rate at 60 days from starting treatment for patients with COVID-19

Time frame: 60 Days

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
Convalescent PlasmaOverall Survival40 Participants
Secondary

Rate of Virologic Clearance by Nasopharyngeal Swab at Day 10

Time frame: 10 Days

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
Convalescent PlasmaRate of Virologic Clearance by Nasopharyngeal Swab at Day 107 Participants
Secondary

Rate of Virologic Clearance by Nasopharyngeal Swab at Day 30

Time frame: 30 Days

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
Convalescent PlasmaRate of Virologic Clearance by Nasopharyngeal Swab at Day 308 Participants
Secondary

Recipient Anti-SARS-CoV2 Titer Assessment on Day 10

Time frame: 10 Days

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Day 10IgG Levels >=10,00035 Participants
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Day 10IgG Levels 1000-10,0007 Participants
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Day 10IgG Levels 500-1,0000 Participants
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Day 10IgG Levels 100-5004 Participants
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Day 10IgG Levels BLQ1 Participants
Secondary

Recipient Anti-SARS-CoV2 Titer Assessment on Day 30

Time frame: 30 Days

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Day 30IgG Levels >=10,00029 Participants
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Day 30IgG Levels 1000-10,0003 Participants
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Day 30IgG Levels 500-1,0000 Participants
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Day 30IgG Levels 100-5001 Participants
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Day 30IgG Levels BLQ0 Participants
Secondary

Recipient Anti-SARS-CoV2 Titer Assessment on Day 60

Time frame: 60 Days

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Day 60IgG Levels >=10,00025 Participants
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Day 60IgG Levels 1000-10,0005 Participants
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Day 60IgG Levels 500-1,0000 Participants
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Day 60IgG Levels 100-5001 Participants
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Day 60IgG Levels BLQ0 Participants
Secondary

Recipient Anti-SARS-CoV2 Titer Assessment on Days 0 (Pre-infusion)

Time frame: 0 Days (pre-infusion)

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Days 0 (Pre-infusion)IgG Levels >=10,0008 Participants
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Days 0 (Pre-infusion)IgG Levels 1000-10,00023 Participants
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Days 0 (Pre-infusion)IgG Levels 500-1,0004 Participants
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Days 0 (Pre-infusion)IgG Levels 100-5008 Participants
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Days 0 (Pre-infusion)IgG Levels BLQ8 Participants
Secondary

Recipient Anti-SARS-CoV2 Titer Assessment on Days 3

Time frame: 3 Days

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Days 3IgG Levels >=10,00023 Participants
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Days 3IgG Levels 1000-10,00016 Participants
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Days 3IgG Levels 500-1,0002 Participants
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Days 3IgG Levels 100-5006 Participants
Convalescent PlasmaRecipient Anti-SARS-CoV2 Titer Assessment on Days 3IgG Levels BLQ0 Participants
Secondary

Time to Symptoms Resolution

The time to symptom resolution is defined as the time in days from new therapy initiation to the first documented symptom resolution as assessed by local site. Patients whose symptom are not resolved, who are dead, or lost follow-up on the designed follow-up date will be censored on that date.

Time frame: 60 Days

Population: Due to the early termination of the trial, data regarding this outcome were not collected.

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026