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COVID-19Phase 2ConPlas-19NCT04345523

Convalescent Plasma Therapy vs. SOC for the Treatment of COVID-19 in Hospitalized Patients

A Phase 2 study testing Blood and derivatives. in people with COVID-19, run by Cristina Avendaño Solá at 29 sites in Spain.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

A total of 278 patients are planned. All patients will be in an early-stage of COVID-19. They must be adults and hospitalized. In this study, all participating patients will receive the standard treatment provided according to the current treatment protocols for coronavirus disease. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
COVID-19
What is being tested?
Blood and derivatives.
Type of treatment
Vaccines
Could I receive a placebo?
No, everyone receives an active treatment
How many people
350 participants
Where
29 sitesSpain
Study dates
3 Apr 2020to 5 Apr 2021
Phase
Phase 2
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Written informed consent prior to performing study procedures. Witnessed oral consent will be accepted in order to avoid paper handling. Written consent by patient or representatives will be obtained as soon as possible.
  • Male or female adult patient ≥18 years of age at time of enrolment.
  • Has laboratory-confirmed SARS-CoV-2 infection as determined by PCR in naso/oropharyngeal swabs or any other relevant specimen in the ongoing COVID-19 symptomatic period. Alternative test (i.e antigenic tests) are also acceptable as laboratory confirmation if their adequate specificity has been accepted by the sponsor.
  • Patients requiring hospitalization for COVID-19 without mechanical ventilation (invasive or non-invasive) or high flow oxygen devices and at least one of the following:
  • Radiographic evidence of pulmonary infiltrates by imaging (chest x-ray, CT scan, etc.), OR
  • Clinical assessment (evidence of rales/crackles on exam) AND SpO2 ≤ 94% on room air that requires supplemental oxygen.
  • No more than 7 days between the onset of symptoms (fever or cough) and treatment administration day.

Who cannot join

  • Requiring mechanical ventilation (invasive or non-invasive) or high flow oxygen devices.
  • More than 7 days since symptoms (fever or cough).
  • Participation in any other clinical trial of an experimental treatment for COVID-19.
  • In the opinion of the clinical team, progression to death is imminent and inevitable within the next 24 hours, irrespective of the provision of treatments.
  • Any incompatibility or allergy to the administration of human plasma.
  • Stage 4 severe chronic kidney disease or requiring dialysis (i.e. eGFR <30).

Trial locations and contacts

29 sites in 1 country.

29 sites in 1 country

Spain29 sites
  • Hospital General de Albacete

    Albacete, 02006

  • Hospital del Mar

    Barcelona, 08003

  • Hospital General Universitario de Ciudad Real

    Ciudad Real, 13005

  • Hospital Universitario Donostia

    Donostia / San Sebastian, 20014

  • Hospital Doctor Josep Trueta

    Girona, 17007

  • Hospital Doctor Negrín

    Las Palmas, 35010

  • Complejo Asistencial Universitario de León

    León, 24071

  • Hospital Universitario Arnau de Vilanova

    Lleida, 25198

  • Hospital San Pedro

    Logroño, 26006

  • Hospital Universitario La Princesa

    Madrid, 28006

  • Hospital General Universitario Gregorio Marañón

    Madrid, 28009

  • Hospital Universitario Ramón y Cajal

    Madrid, 28034

  • Hospital Clínico San Carlos

    Madrid, 28040

  • Hospital Universitario 12 de Octubre

    Madrid, 28041

  • Hospital Universitario HM Sanchinarro

    Madrid, 28050

  • Hospital Universitario Puerta de Hierro Majadahonda

    Majadahonda, Madrid, 28222

  • Hospital Sant Joan de Deu de Manresa. Fundación Althaia

    Manresa, 08243

  • Hospital Universitario de Asturias

    Oviedo, 33011

  • Hospital Universitario Son Espases

    Palma de Mallorca, 07120

  • Clínica Universidad de Navarra (CUN). Sedes Pamplona y Madrid

    Pamplona, 31008

  • Complejo Hospitalario de Navarra

    Pamplona, 31008

  • Hospital Universitario de Salamanca

    Salamanca

  • Hospital Universitario Marqués de Valdecilla

    Santander, 39008

  • Hospital Universitario Mútua Terrassa

    Terrassa, Barcelona, 08221

  • Complejo Hospitalario de Toledo

    Toledo, 45007

  • Hospital General Universitario de Valencia

    Valencia, 46014

  • Hospital Clínico Universitario de Valladolid

    Valladolid, 47003

  • Hospital Clínico Universitario Lozano Blesa

    Zaragoza, Aragon, 50009

  • Hospital Universitario Miguel Servet

    Zaragoza, 50009

Other trials in Spain

About this study

Official title: Multi-center, Randomized Clinical Trial of Convalescent Plasma Therapy Versus Standard of Care for the Treatment of COVID-19 in Hospitalized Patients

A total of 278 patients are planned.

All patients will be in an early-stage of COVID-19. They must be adults and hospitalized.

Read more

In this study, all participating patients will receive the standard treatment provided according to the current treatment protocols for coronavirus disease. In addition to this treatment, each patient will be randomly assigned to receive additional treatment with convalescent plasma transfusion (CP; blood plasma from patients who have been cured of coronavirus), or continue with standard treatment but without adding transfusion.

50% of the chances of additional treatment with CP, and 50% of the chances of receiving only the standard treatment for coronavirus.

The duration of the study shall be one month from the assignment of the treatment.

The patient and the doctor will know the treatment assigned.

Read the detailed description

A multi-center, randomized, clinical trial with two arms to study the efficacy and safety of passive immunotherapy with CP compared to a control of standard of care (SOC).

All trial participants will receive SOC:

  • Treatment arm: Pathogen-reduced CP from patients recovered from COVID-19, whom, for the purpose of this trial, are herein designated as donors.
  • Control arm: SOC for COVID-19.

Randomization among the two arms will be 1:1 and will be stratified per center. Of note, in the current status of a worldwide pandemic for which we have no approved vaccines or drugs, for the purpose of this trial SOC would also accept any drugs that are being used in clinical practice (e.g. lopinavir/ritonavir; darunavir/cobicistat; hydroxy/chloroquine, tocilizumab, etc.), other than those used as part of another clinical trial.

The study is planned with a sequential design. Interim analyses: comprehensive safety data monitoring analyses will be conducted when 20%, 40%, 60% and 80% of patients, or at the discretionary DSMB criteria when needed. A DSMB charter will be set before the trial initiation where criteria for prematurely stopping the trial due to safety issues will be set. Interim analyses will be predefined upfront based on the DSMB recommendations.

Conditions
COVID-19
Being tested
Blood and derivatives., Standard of Care
Keywords
COVID-19, Coronavirus, SARS-CoV-2, Convalescent Plasma, SOC, CP
Medical subject headings
COVID-19, Coronavirus Infections

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Blood and derivatives.Other

    Also called Convalescent Plasma from patients recovered from COVID-19

    Administration of fresh plasma from donor immunized against COVID-19

  • Standard of CareDrug

    Also called SOC

    Standard of care for the treatment of COVID-19 in hospitalized patients

Study groups in NCT04345523
Study groupRoleWhat they receive
Treatment ArmExperimentalPathogen-reduced CP from patients recovered from COVID-19, whom, for the purpose of this trial, are herein designated as donors.
Receives: Other: Blood and derivatives.
Control ArmActive comparatorStandard of Care (SOC) for COVID-19
Receives: Drug: Standard of Care

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Category Changes in the "7-Ordinal Scale"

    Proportion of patients in categories 5, 6 or 7 of the 7-point ordinal scale at day 15 7- Ordinal scale:

    1. Not hospitalized, no limitations on activities.
    2. Not hospitalized, limitation on activities.
    3. Hospitalized, not requiring supplemental oxygen.
    4. Hospitalized, requiring supplemental oxygen.
    5. Hospitalized, on non-invasive ventilation or high flow oxygen devices.
    6. Hospitalized, on invasive mechanical ventilation or ECMO.
    7. Death.

    Measured: 15 days

Secondary outcomes (22)
  1. Status at day 30 in the "7-point ordinal scale"

    Status at day 30 in the "7-point ordinal scale"

    Measured: 30 days

  2. Time to category 5, 6 or 7 of the " 7-Ordinal scale"

    Time to change from baseline category to worsening into 5,6 or 7 categories of the "7-Ordinal scale"

    Measured: 29 days

  3. Time to an improvement of one category from admission in the "7-Ordinal scale"

    Time to an improvement of one category from admission in the "7-Ordinal scale"

    Measured: 29 days

  4. Time to first deterioration

    Time to first deterioration

    Measured: 60 days

  5. Mean change in the ranking in the "7-Ordinal scale" from baseline to days 3,5,8,11,15,29 and 60

    Mean change in the ranking in the "7-Ordinal Scale" from baseline to days 3,5,8,11,15,29 and 60

    Measured: 60 days

  6. Mean change in the ranking in the "11-Ordinal scale from baseline to days 3,5,8,11,15,29 and 60.

    Mean change in the ranking in the "11- Ordinal scale" from baseline to days 3,5,8,11,15,29 and 60.

    Measured: 60 days

  7. Status at day 15 and 30 in the "11-Ordinal scale"

    Status at day 15 and 30 in the "11-Ordinal scale"

    Status at day 15 and 30 in the "11-Ordinal scale"

    Measured: 30 days

  8. Mortality of any cause at 15 days

    Rate of mortality of any cause within first 15 days.

    Measured: 15 days

  9. Mortality of any cause at 28 days (day 29)

    Rate of mortality of any cause within first 28 days.

    Measured: 28 days (day 29)

  10. Mortality of any cause at 60 days

    Rate of mortality of any cause within first 60 days.

    Measured: 60 days

  11. Oxygenation free days

    days free from oxygen supplementation

    Measured: 29 days

  12. Ventilator free days

    days free from mechanical ventilation

    Measured: 29 days

  13. Duration of hospitalization (days)

    days of hospitalization

    Measured: 60 days

  14. Incidence of thrombotic arterial events

    incidence of thrombotic arterial events

    Measured: 60 days

  15. Incidence of thrombotic venous events

    incidence of thrombotic venous events

    Measured: 60 days

  16. Status at day 30 in the "11-Ordinal scale"

    Status at day 30 in the "11-Ordinal scale"

    "11-Ordinal scale" :

    1. Uninfected ; no viral RNA detected.
    2. Asymptomatic; viral RNA detected, limitation on activities.
    3. Symptomatic; independent
    4. Symptomatic; assistance needed
    5. Hospitalized, no oxygen therapy.
    6. Hospitalized, oxygen by mask or nasal prongs
    7. Oxygen by mask or nasal prongs
    8. Intubation and mechanical ventilation, pO2/FiO2 ≥150 or SpO2/FiO2 ≥200
    9. Mechanical ventilation pO2/FIO2 <150 (SpO2/FiO2 <200) or vasopressors
    10. Mechanical ventilation pO2/FiO2 <150 and vasopressors, dialysis, or ECMO
    11. Dead

    Measured: 30 days

  17. Infusion-related adverse events

    Infusion-related adverse events Cumulative incidence of serious adverse events (SAEs) Cumulative incidence of Grade 3 and 4 adverse events (AEs).

    Measured: 60 days

  18. Incidence of Treatment-Emergent Adverse Events

    cumulative incidence of Grade 3 and 4 adverse events (AEs) Cumulative incidence of serious adverse events (SAEs) Cumulative incidence of Grade 3 and 4 adverse events (AEs).

    Measured: 60 days

  19. rate of rehospitalizations

    rehospitalizations

    Measured: 60 days

  20. Antibodies levels in CP donors recovered from COVID-19

    Quantitative total antibodies and neutralizing antibody activity against SARSCoV-2 in the sera from donors and patients using viral pseudotypes

    Measured: 3 months

  21. Viral load

    Change in PCR for SARS-CoV-2 in naso/oropharyngeal swabs at baseline and at discharge

    Measured: Days 1,3,5,8,11,15, 29 and 60

  22. Viral load

    Change in PCR for SARS-CoV-2 in blood on Days 3,5,8,11,15,29 and 60 (while hospitalized) until two of them are negative consecutively

    Measured: Days 1,3,5,8,11,15,29 and 60

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted14 Apr 2020
  2. Study start3 Apr 2020
  3. Primary completion5 Feb 2021
  4. Study completion5 Apr 2021

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Model description
1:1 ratio for CP: Control arm. Also, approximately 140-200 CP donors.
Masking
None (open label)
Enrolment
350 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04345523
Sponsor's protocol ID
ConPlas-19
Acronym
ConPlas-19
Status last verified
Nov 2024
First submitted
2 Apr 2020
Last updated
2 Dec 2024
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Yes: PD that underlie the results reported in this article, after deidenficiation (text, tables, figures, and appendices) will be shared. The data will be available after main report is published.

Publications

  • Iannizzi C, Chai KL, Piechotta V, Valk SJ, Kimber C, Monsef I, Wood EM, Lamikanra AA, Roberts DJ, McQuilten Z, So-Osman C, Jindal A, Cryns N, Estcourt LJ, Kreuzberger N, Skoetz N. Convalescent plasma for people with COVID-19: a living systematic review. Cochrane Database Syst Rev. 2023 May 10;5(5):CD013600. doi: 10.1002/14651858.CD013600.pub6.

    PubMed 37162745
  • Iannizzi C, Chai KL, Piechotta V, Valk SJ, Kimber C, Monsef I, Wood EM, Lamikanra AA, Roberts DJ, McQuilten Z, So-Osman C, Jindal A, Cryns N, Estcourt LJ, Kreuzberger N, Skoetz N. Convalescent plasma for people with COVID-19: a living systematic review. Cochrane Database Syst Rev. 2023 Feb 1;2(2):CD013600. doi: 10.1002/14651858.CD013600.pub5.

    PubMed 36734509
  • Avendano-Sola C, Ramos-Martinez A, Munez-Rubio E, Ruiz-Antoran B, Malo de Molina R, Torres F, Fernandez-Cruz A, Calderon-Parra J, Payares-Herrera C, Diaz de Santiago A, Romera-Martinez I, Pintos I, Lora-Tamayo J, Mancheno-Losa M, Paciello ML, Martinez-Gonzalez AL, Vidan-Estevez J, Nunez-Orantos MJ, Saez-Serrano MI, Porras-Leal ML, Jarilla-Fernandez MC, Villares P, de Oteyza JP, Ramos-Garrido A, Blanco L, Madrigal-Sanchez ME, Rubio-Batlles M, Velasco-Iglesias A, Pano-Pardo JR, Moreno-Chulilla JA, Muniz-Diaz E, Casas-Flecha I, Perez-Olmeda M, Garcia-Perez J, Alcami J, Bueno JL, Duarte RF; ConPlas-19 Study Group. A multicenter randomized open-label clinical trial for convalescent plasma in patients hospitalized with COVID-19 pneumonia. J Clin Invest. 2021 Oct 15;131(20):e152740. doi: 10.1172/JCI152740.

    PubMed 34473652
  • Piechotta V, Iannizzi C, Chai KL, Valk SJ, Kimber C, Dorando E, Monsef I, Wood EM, Lamikanra AA, Roberts DJ, McQuilten Z, So-Osman C, Estcourt LJ, Skoetz N. Convalescent plasma or hyperimmune immunoglobulin for people with COVID-19: a living systematic review. Cochrane Database Syst Rev. 2021 May 20;5(5):CD013600. doi: 10.1002/14651858.CD013600.pub4.

    PubMed 34013969
  • Diago-Sempere E, Bueno JL, Sancho-Lopez A, Rubio EM, Torres F, de Molina RM, Fernandez-Cruz A, de Diego IS, Velasco-Iglesias A, Payares-Herrera C, Flecha IC, Avendano-Sola C, Palomino RD, Ramos-Martinez A, Ruiz-Antoran B. Evaluation of convalescent plasma versus standard of care for the treatment of COVID-19 in hospitalized patients: study protocol for a phase 2 randomized, open-label, controlled, multicenter trial. Trials. 2021 Jan 20;22(1):70. doi: 10.1186/s13063-020-05011-9.

    PubMed 33472681

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Blood and derivatives. in people with COVID-19, run by Cristina Avendaño Solá at 29 sites in Spain.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 7 inclusion and 6 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 2 Dec 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 29 sites in Spain. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Category Changes in the "7-Ordinal Scale" (time frame: 15 days). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT04345523, which also lists 5 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 2 Dec 2024.

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ConPlas-19 Clinical Trial NCT04345523 | AzTrials