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Severe PneumoniaPhase 2/3NCT04794803

Reparixin in COVID-19 Pneumonia - Efficacy and Safety

A Phase 2/3 study testing Reparixin in people with Severe Pneumonia, run by Dompé Farmaceutici S.p.A at 4 sites in 2 countries.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

Phase 2 Study Objectives: efficacy and safety of of Reparixin treatment as compared to the control arm in adult patients with severe COVID-19 pneumonia Phase 3 Study Objectives: efficacy and safety of Reparixin treatment as compared to the control arm in adult patients with moderate or severe COVID-19 pneumonia Read more about this study

Who is it for?
Ages 18 to 90 years
Conditions the study is for
Severe Pneumonia
What is being tested?
Reparixin
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
56 participants
Where
4 sitesin 2 countries
Study dates
5 May 2020to 2 Feb 2021
Phase
Phase 2/3
Are there results?
Yes, posted in the registrySummary in the doctors' view

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 to 90 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Phase 2 Inclusion Criteria:
  • Age 18 to 90.
  • Confirmed COVID-19 diagnosis
  • At least one of the following: # Respiratory distress, RR ≥ 30 breaths/min without oxygen; # Partial arterial oxygen pressure (PaO2) / Fraction of inspiration O2 (FiO2) >100 <300mmHg
  • (1mmHg = 0.133kPa). 4. Chest imaging confirms lung involvement and inflammation. 5. Inflammatory status as documented by at least one of the following: Lactate dehydrogenase (LDH) > normal range, C-reactive protein (CRP) ≥ 100mg/L or IL-6 ≥ 40pg/mL, serum ferritin ≥ 900ng/mL, XDP >20mcg/mL.
  • Phase 3 Inclusion Criteria: Same as above; other criteria TBD based on Phase 2 outcomes.

Who cannot join

  • Phase 2/3 Exclusion Criteria:
  • Cannot obtain informed consent.
  • Severe hepatic dysfunction (Child Pugh score ≥ C, or AST> 5 times the upper limit); Severe renal dysfunction (estimated glomerular filtration rate ≤ 30mL / min / 1.73 m2) or receive continuous renal replacement therapy, hemodialysis, or peritoneal dialysis.
  • Patients with hypersensitivity to ibuprofen or to more than one non steroidal anti-inflammatory drug or to more than one medication belonging to the class of sulfonamides (e.g. sulfamethazine, sulfamethoxazole, sulfasalazine, nimesulide or celecoxib; hypersensitivity to sulphanilamide antibiotics alone, e.g. sulfamethoxazole, does not qualify for exclusion)
  • Severe, active bleeding such as hemoptysis, gastrointestinal bleeding, central nervous system bleeding, and nosebleeds within 1 month before enrollment.
  • Pregnant and lactating women and those planning to get pregnant.
  • Participated in other interventional clinical trials with investigational medicinal products, not considered suitable for this study by the researchers.
  • At the time of enrollment, patients not in a clinical condition compatible with the oral administration of the study drug.

Trial locations and contacts

4 sites in 2 countries.

4 sites in 2 countries

Italy3 sites
  • Ospedale San Paolo

    Milan, Lombardy, 20100

  • Ospedale San Raffaele

    Milan, Lombardy, 20100

  • Ospedale di Varese

    Varese, Lombardy

Other trials in Italy

Brazil1 site
  • Instituto do Coração do Hospital das Clínicas da Faculdade de Medicina de São Paulo

    São Paulo, 05403-900

Other trials in Brazil

About this study

Official title: Study on the Efficacy and Safety of Reparixin in the Treatment of Hospitalized Patients With COVID-19 Pneumonia

  • Phase 2 Study Objectives: efficacy and safety of of Reparixin treatment as compared to the control arm in adult patients with severe COVID-19 pneumonia
  • Phase 3 Study Objectives: efficacy and safety of Reparixin treatment as compared to the control arm in adult patients with moderate or severe COVID-19 pneumonia
Read the detailed description

This clinical trial is an adaptive phase 2/3, randomized, controlled multicenter study on the efficacy and safety of Reparixin in the treatment of hospitalized patients with COVID-19 pneumonia. 48 patients are planned to be enrolled in Phase 2 and an estimated total of 111 patients are planned to be enrolled up to the end of Phase 3, with a randomization 2:1 Reparixin vs Control (Standard of care).

In the phase 2 segment of this study, patients are randomized 2:1 to Reparixin oral tablets 1200 mg (Group 1, active treatment) or standard of care (Group 2, control arm). In case of worsening (e.g. need of ICU and/or mechanical ventilation) after the first 24hrs, patients are offered a rescue medication with no restriction from the sponsor and fully based on their physicians' judgement.

In the phase 3 segment of this study, it is planned that patients are randomized 2:1 to Reparixin or standard of care. The Phase 3 design will be reassessed and decided based on the results of the Phase 2.

Being tested
Reparixin, Standard of care
Keywords
COVID-19
Medical subject headings
Pneumonia, COVID-19

What participants receive

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

  • ReparixinDrug

    Also called Repertaxin L-lysine salt

    Reparixin was administered via oral tablets 1200 mg TID for 7 days. In case of improvement, treatment can be prolonged at discretion of the investigator up to a maximum of 21 days of treatment in total or live discharge from the hospital, whichever comes first.

  • Standard of careDrug

    Also called Control

    Standard of care

Study groups in NCT04794803
Study groupRoleWhat they receive
ReparixinExperimentalReparixin oral tablets 1200 mg TID for 7 days
Receives: Drug: Reparixin
Standard of careActive comparatorStandard of care
Receives: Drug: Standard of care

What is being measured

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

  1. Phase 2 - Percentage of Participants With Composite Endpoint of Clinical Events

    Composite event is defined as the onset of at least one of the following events:

    • supplemental oxygen requirement based on a worsening of PaO2/FiO2 ratio,
    • invasive mechanical ventilation use,
    • admission to Intensive Care Unit (ICU),
    • use of a rescue medication for any reason. Please note that in the measure type "number" actually is a "rate" of patients. Rate is referred to a binomial response rate while the 95% CIs are estimated by using the Clopper-Pearson's method

    Measured: Up to Day 1

Secondary outcomes (18)
  1. Phase 2 - Percentage of Patients With Improvement in Clinical Severity Score (as Recommended by WHO for COVID Studies) of at Least Two Points

    Changes in clinical severity score are defined as the time to clinical improvement of two points from the time of randomization on a seven-category ordinal scale or live discharge from the hospital, whichever came first. The seven-category ordinal scale consisted of the following: 1) not hospitalized, with resumption of normal activities; 2) not hospitalized, but unable to resume normal activities; 3) hospitalized, not requiring supplemental oxygen; 4) hospitalized, requiring supplemental oxygen; 5) hospitalized, requiring high-flow oxygen therapy, non-invasive mechanical ventilation, or both; 6) hospitalized, requiring Extracorporeal Membrane Oxygenation (ECMO), invasive mechanical ventilation, or both; and 7) death. The higher the score, the worse the outcome. A subject is considered "improved" with a clinical severity score improvement of at least two points compared to randomization or live discharge from the hospital.

    n are the subjects improved at each time point vs baseline.

    Measured: At day 1, day 2, week 1, day 21(end of treatment, EOT), EOS (end of study, i.e. 7±3 days after EOT)

  2. Phase 2 - Percentage of Improved Subjects in Dyspnea Severity, Assessed by Liker Scale

    The severity of dyspnea can be measured through the Liker scale. The Liker scale is used as follows: the patient grades his current breathing compared to when he first started the drug (from -3 to 3). "0" = no change, "1" =minimally better, "2" =moderately better, "3" =markedly better, "-1" =minimally worse, "-2" =moderately worse, "-3" =markedly worse. The higher the score, the better the outcome. N is the number of subjects for which the evaluation of the dyspnea severity scale at each time point is available. n is the number of subjects improved at each time point in comparison with the randomization.

    Measured: Baseline, day 1, day 2, week 1, day 21(end of treatment, EOT), 7±3 days after treatment period (end of study, EOS)

  3. Phase 2 - Change From Baseline in Dyspnea Severity, Assessed by VAS Scale

    The severity of dyspnea is measured also through the VAS scale. The VAS scale is used as follows: the patient draws a horizontal line on an axial graph (from 0 to 100) to show the degree of how he feels about breathing. The number "0" equals the worst breathing the patient has ever felt and the number "100" equals the best he has ever felt. N is the number of subjects for which the evaluation of the dyspnea severity scale at each time point is available. n is the number of subjects improved at each time point in comparison with the randomization.

    Measured: Baseline, day 1, day 2, week 1, day 21(end of treatment, EOT), 7±3 days after treatment period (end of study, EOS)

  4. Changes From Baseline in Body Temperature to Any Post-baseline Timepoints

    Variations in the mean body temperature from baseline to any post-baseline timepoint were assessed.

    n is the number of subjects for which the evaluation of the body temperature at each time point is available.

    Measured: Baseline, Day 1, Day 2, Week 1, EOT and EOS

  5. Phase 2 - Percentage of Subjects Worsened, During Supplemental Oxygen Treatment, From Randomization According to PaO2/FiO2

    Cumulative quantity of oxygen treatment (L) = Sum of all Quantity (L) in CONCOMITANT OXYGEN TREATMENT form, from randomization to time point of interest.

    According to PaO2/FiO2, the classification is 'mild' if 200 <= PaO2/FiO2 < 300 mmHg, 'moderate' if 100 <= PaO2/FiO2 < 200 mmHg, 'severe' if PaO2/FiO2 < 100 mmHg. A patient with ARDS (PaO2/FiO2<300 mmHg) is considered 'worsened' in case of a decrease of PaO2/FiO2 of at least one third (-33,3%) from the baseline PaO2/FiO2 value.

    NOTE that: N is the number of subjects for which the evaluation of the PaO2/FiO2 ratio at each time point is available. While n is the number of subjects worsened at each time point in comparison with the randomization, expressed in percentage.

    Measured: At day 1, day 2, week 1, day 21(end of treatment), follow-up (FU) (7±3 days after treatment period)

  6. Phase 2 - Percentage of Subjects Worsened, During Supplemental Oxygen Treatment, From Randomization According to Oxygen Delivery System Classification

    Duration of oxygen administration (hours) = Administration end date/time - Administration start date/time / 60. N is the number of subjects for which the evaluation of the Oxygen Delivery System Classification at each time point is available. n is the number of subjects worsened at each time point, expressed in percentage, in comparison with the randomization. According to Oxygen Delivery System, the classification is 'invasive' if there is Invasive Medicinal Ventilation or ECMO, else 'high flow' if there is High Flow Nasal Cannula or BIPAP or CPAP, else 'low flow' if there is Nasal Cannula or Mask then Class=Low Flow Classification. A patient is considered 'Worsened' after baseline if there is an increase in the level of severity within the oxygen delivery system classification (Invasive > High Flow > Low Flow).

    Measured: day 1, day 2, week 1, day 21(end of treatment), follow-up (FU) (7±3 days after treatment period)

  7. Phase 2 - Oxygen Cumulative Duration During the Study

    This outcome assesses the oxygen cumulative duration during the study. N is the number of subjects for which the evaluation of the PaO2/FiO2 ratio or Oxygen Delivery System Classification at each time point is available. n is the number of subjects worsened at each time point in comparison with the randomization.

    Measured: Week 1, EOT, EOS

  8. Phase 2 - Oxygen Cumulative Quantity During the Study

    In this endpoint is assessed the oxygen cumulative quantity needed at each single timepoint.

    N is the number of subjects for which the evaluation of the PaO2/FiO2 ratio or Oxygen Delivery System Classification at each time point is available. n is the number of subjects worsened at each time point in comparison with the randomization.

    Measured: Week 1, EOT and EOS

  9. Phase 2 - Percentage of Subjects Requiring Mechanical Ventilation Use, Overall

    Percentage along with the 95% confidence interval (Clopper-Pearson's formula) of subjects requiring mechanical ventilation are calculated and compared. N is the number of subjects for which the evaluation of the use of mechanical ventilation is available. n is the number, expressed in percentage, of subjects requiring mechanical ventilation, overall.

    Measured: Baseline, day 1, day 2, week 1, day 21(end of treatment), follow-up (FU) (7±3 days after treatment period)

  10. Phase 2 - Cumulative Duration of Mechanical Ventilation Use, Overall

    Cumulative duration of mechanical ventilation (in hours) = Sum of duration of mechanical ventilation (hours) in mechanical ventilation form, from randomization to time point of interest.

    Duration of mechanical ventilation (hours) = End date/time - Start date/time / 60. n is the number of subjects for which the evaluation of the use of mechanical ventilation is available

    Measured: Baseline, day 1, day 2, week 1, day 21(end of treatment), follow-up (FU) (7±3 days after treatment period)

  11. Phase 2 - Percentage of Subjects With Intensive Care Unit (ICU) Admission Need

    Percentage, along with the 95% confidence interval (Clopper-Pearson's formula), of subjects requiring ICU admission are calculated and compared.N is the number of subjects for which the evaluation of the ICU admission need is available.

    Measured: Baseline, day 1, day 2, week 1, day 21(end of treatment), follow-up (FU) (7±3 days after treatment period)

  12. Phase 2 - Cumulative ICU Stay

    Cumulative ICU stay was assessed at different timepoints and measured in days

    Measured: Day 1, Day 2, Week 1, EOT, EOS

  13. Phase 2 - Lung Damage Extension by Severity and by Timepoint

    Lung damage extensions is assessed by Chest CT or Rx. This damage can be as follows: "none", "trace", "mild", "moderate", or "severe".

    N is the number of subjects for which the evaluation of the lung damage extension at each time point is available.

    Measured: Baseline, day 1, day 2, week 1, day 21(end of treatment), follow-up (FU) (7±3 days after treatment period)

  14. Phase 2 - Lung Exudation by Severity and by Timepoint

    Lung exudation is assessed by Chest CT or Rx. This can be as follows: "none", "trace", "mild", "moderate", or "severe".

    N is the number of subjects for which the evaluation of the lung damage extension at each time point is available.

    Measured: Baseline, day 1, day 2, week 1, day 21(end of treatment), follow-up (FU) (7±3 days after treatment period)

  15. Phase 2 - Change From Baseline in Partial Arterial Oxygen Pressure (PaO2)

    PaO2 measures the pressure of oxygen dissolved in the blood and how well oxygen is able to move from the airspace of the lungs into the blood.

    Normally, PaO2 is between 75 and 100 mmHg (at sea level). Lower levels indicate an unsufficient amount of oxygen flowing from the alveoli to the blood. Please note that a significant proportion of patients in both groups did not have post-baseline assessments of PaO2.

    Measured: Baseline, day 1, day 2, week 1, day 21(end of treatment), follow-up (FU) (7±3 days after treatment period)

  16. Phase 2 - Change From Baseline in Oxygen Saturation (SpO2)

    SpO2 measures the amount of oxygen-carrying hemoglobin in the blood relative to the amount of hemoglobin not carrying oxygen. Acceptable normal ranges for patients without pulmonary pathology are from 95 to 99 percent.

    Measured: Baseline, day 1, day 2, week 1, day 21(end of treatment), follow-up (FU) (7±3 days after treatment period)

  17. Phase 2 - Partial Arterial Oxygen Pressure (PaO2) to Fraction of Inspiration O2 (FiO2) Ratio [PaO2/FiO2 Ratio]

    PaO2/FiO2 ratio is the ratio of arterial oxygen partial pressure (PaO2 in mmHg) to fractional inspired oxygen (FiO2 expressed as a fraction, not a percentage) also known as the Horowitz index, the Carrico index, and (most conveniently) the P/F ratio at sea level, the normal PaO2/FiO2 ratio is ~ 400-500 mmHg (~55-65 kPa).

    Measured: Baseline, day 1, day 2, week 1, day 21(end of treatment), follow-up (FU) (7±3 days after treatment period)

  18. Phase 2 - Change From Baseline in Reactive Protein (CRP)

    For a standard CRP test, a normal reading is less than 10 milligram per liter (mg/L). Levels between 10 mg/L and 100 mg/L are moderately elevated and are usually due to more significant inflammation from an infectious or non-infectious cause. Inflammatory status is documented by C-reactive protein (CRP) ≥ 100mg/L.

    Measured: Baseline, day 1, day 2, week 1, day 21(end of treatment), follow-up (FU) (7±3 days after treatment period)

Timeline

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

  1. First posted12 Mar 2021
  2. Study start5 May 2020
  3. Primary completion27 Nov 2020
  4. Study completion2 Feb 2021

Why it stopped: The sponsor has decided to start with a separate protocol for phase 3 and therefore this study was terminated with only phase 2.

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 2/3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
56 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04794803
Sponsor's protocol ID
REPAVID-19
Other IDs
2020-001645-40
Status last verified
May 2022
First submitted
8 Mar 2021
Last updated
8 Jan 2024
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No

Publications

  • Landoni G, Piemonti L, Monforte AD, Grossi P, Zangrillo A, Bucci E, Allegretti M, Goisis G, Gavioli EM, Patel N, De Pizzol M, Pasedis G, Mantelli F. A Multicenter Phase 2 Randomized Controlled Study on the Efficacy and Safety of Reparixin in the Treatment of Hospitalized Patients with COVID-19 Pneumonia. Infect Dis Ther. 2022 Aug;11(4):1559-1574. doi: 10.1007/s40121-022-00644-6. Epub 2022 May 26.

    PubMed 35618953

Questions about this trial

What is this clinical trial studying?

A Phase 2/3 study testing Reparixin in people with Severe Pneumonia, run by Dompé Farmaceutici S.p.A at 4 sites in 2 countries.

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 6 inclusion and 8 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: stopped early, as of the sponsor's last update on 8 Jan 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 4 sites in Italy, Brazil. 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 combined 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.

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

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

Are results available for this study?

Yes. Results are posted in the registry (first posted 17 Mar 2022). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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?

Phase 2 - Percentage of Participants With Composite Endpoint of Clinical Events (time frame: Up to Day 1). 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 NCT04794803, which also lists 1 linked publication.

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 8 Jan 2024.

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