A Trial of Validation and Restoration of Immune Dysfunction in Severe Infections and Sepsis (PROVIDE)

A Personalized Randomized Trial of Validation and Restoration of Immune Dysfunction in Severe Infections and Sepsis

The aim of the study is to conduct one RCT of personalized immunotherapy in sepsis targeting patients who lie either on the predominantly hyper-inflammatory arm or on the predominantly hypo-inflammatory arm of the spectrum of the host response. These patients will be selected by the use of a panel of biomarkers and laboratory findings and they will be randomly allocated to placebo or immunotherapy treatment according to their needs.

Study Overview

Detailed Description

Sepsis is a life-threatening organ dysfunction that results from the dysregulated host response to an infection. Accumulating knowledge suggests that this dysregulated host response has a broad spectrum where some patients lie to the two extremes of this spectrum whereas the majority of patients lie in between. The first extreme encompasses patients who are dominated from a hyper-inflammatory response to an infectious insult. On the other extreme lie patients who do not have any hyper-inflammatory response; instead these patients are dominated by an exhausted immune response to an infectious stimulus. The remaining patients have features of both hyper- and hypo-inflammatory responses.

Randomized clinical trials (RCTs) that have investigated the effects of immunotherapy in sepsis have all failed to establish beneficial effects for the patients. The reasons for that are multiple but one of the most important is the current notion that sepsis is a complex disorder with heterogeneity regarding patient characteristics. Thus, it is necessary to try and find ways to personalise the immunomodulatory treatment of sepsis. In the clinical trial proposed here, two personalised approaches will be investigated.

Some 25 years ago, there were high expectations of the blockade of interleukin (IL)-1 in sepsis using the human recombinant IL-1 receptor antagonist, anakinra. The expectations were based on animal experiments as well as positive results in a single-centre clinical trial. However, in a large international trial, anakinra did not show benefit over placebo. Still, it became clear from this study, enrolling 906 patients that intravenous anakinra was a very safe drug: there was neither excess mortality in these critically ill patients, nor increased susceptibility to secondary infections. In a post-hoc analysis of this trial published in 2016, it was demonstrated that a subgroup of 34 patients showed a clinical picture compatible with macrophage activation syndrome. Since bone marrow was not performed in these patients, the investigators prefer to call this macrophage activation like syndrome (MALS). MALS is a dreaded complication with a mortality rate in the order of 70%. The post-hoc analysis showed that patients receiving anakinra had 30% significant survival benefit compared to those receiving placebo. From these data it can be concluded that it is important to recognize patients with this complication of sepsis and that anakinra might be a beneficial drug.

A survey of the database of sepsis patients in the Hellenic Sepsis Study Group revealed that 5% of the patients with septic shock suffered from MALS. It was found in this study that MAS can be easily and reliably diagnosed by measuring ferritin in the blood. A cut off of 4.420ng/ml had specificity more than 97%.

Another important clinical phenomenon in sepsis is that patients may run into a phase of immunoparalysis. In this situation, the immune cells do not produce any more proinflammatory cytokines and switch to production of anti-inflammatory cytokines such as IL-10; they also loose important functional markers such HLA-DR. Patients with immunoparalysis have a 50% risk of dying in the subsequent 28 days. There is evidence from preclinical studies and from the endotoxin challenge model in human volunteers that immunoparalysis is reversible at least to some extent. The best candidate drug for this would be interferon gamma (IFNγ). Immunosuppression established in healthy volunteers after experimental endotoxemia was reversed after administration of recombinant human interferon-gamma (rhIFNγ). rhIFNγ was also investigated for this purpose in nine patients at septic shock in a small open-label and non-randomized clinical trial; reversal of immunoparalysis was achieved. The extensive experience with IFNγ teaches that it is a safe drug, the main side effect being fever and flu-like syndrome, which can be mitigated by premedication with a prostaglandin inhibitor like paracetamol. In patients with autoimmune diseases like systemic lupus erythematosus (SLE) and multiple sclerosis flares of the disease induced by IFNγ have been described. So these diseases are contraindications for the drug.

The purpose of this study is to investigate in a randomised placebo-controlled clinical trial with a double-dummy design in patients with septic shock, whether personalised immunotherapy directed against either MALS or immunoparalysis is able to change the perspective for these critically ill patients.

MALS is considered as a more direct life-threatening manifestation of sepsis than immunoparalysis. For that reason all patients will be randomised with evidence of MALS for anakinra or placebo, irrespective the state of immunity as measured by HLA-DR positivity.

The aim of the study is to conduct one RCT of personalized immunotherapy in sepsis targeting patients who lie either on the predominantly hyper-inflammatory arm or on the predominantly hypo-inflammatory arm of the spectrum of the host response. These patients will be selected by the use of a panel of biomarkers and laboratory findings and they will be allocated to placebo or immunotherapy treatment according to their needs.

Study Type

Interventional

Enrollment (Actual)

36

Phase

  • Phase 2

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

      • Alexandroupolis, Greece, 68100
        • Intensive Care Unit, Alexandroupolis University Hospital
      • Athens, Greece, 11527
        • 1st Department of Pulmonary Medicine and Intensive Care Unit
      • Elefsína, Greece, 19600
        • Intensive Care Unit, "Latsio", Thriasio Elefsis General Hospital
      • Larissa, Greece, 41221
        • Intensive Care Unit, "Koutlimbaneio & Triantafylleio" Larissa General Hospital
      • Larissa, Greece, 41334
        • Department of Internal Medicine, Larissa University Hospital
      • Piraeus, Greece, 18536
        • Intensive Care Unit, "Tzanio" Piraeus General Hospital
      • Salónica, Greece, 54634
        • Intensive Care Unit, "Aghios Dimitrios" Thessaloniki General Hospital
      • Salónica, Greece, 54635
        • Intensive Care Unit, "G.Gennimatas" Thessaloniki General Hospital
    • Haidari
      • Athens, Haidari, Greece, 12462
        • 2nd Department of Critical Care Medicine
      • Athens, Haidari, Greece, 12462
        • 4th Department of Internal Medicine
    • Ioannina
      • Ioánnina, Ioannina, Greece, 45500
        • Intensive Care Unit, Ioannina University Hospital
    • Kifissia
      • Athens, Kifissia, Greece, 14561
        • Intensive Care Unit, Center for Accident Rehabilitation (KAT) of Athens
    • Rion
      • Patras, Rion, Greece, 26504
        • Department of Internal Medicine, Patras University Hospital

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Age equal to or above 18 years
  • Male or female gender
  • In case of women, unwillingness to remain pregnant during the study period
  • Written informed consent provided by the patient or by one first-degree relative/spouse in case of patients unable to consent
  • Community-acquired pneumonia or hospital-acquired pneumonia or ventilator-associated pneumonia or primary bacteremia or acute cholangitis
  • Sepsis defined by the Sepsis-3 definitions.
  • Patients with laboratory diagnosis of MALS or hypo-inflammation (immune-paralysis) based on two consecutive blood sampling with 24 hours apart. MALS is defined as the presence of ferritin >4,420 ng/ml and hypo-inflammation as HLA-DR expression on CD14-monocytes (co-expression) less than 30%

Exclusion Criteria:

  • Age below 18 years
  • Denial for written informed consent
  • Acute pyelonephritis or intraabdominal infection other than AC, meningitis or skin infection. It is explicitly stated that in the case of a patient with both AC and any other type of intraabdominal infection, the patient cannot be enrolled.
  • Any stage IV malignancy
  • Any do not resuscitate decision
  • In the case of BSI, patients with blood cultures growing coagulase-negative staphylococci or skin commensals or catheter-related infections cannot be enrolled.
  • Active tuberculosis (TB) as defined by the co-administration of drugs for the treatment of TB
  • Infection by the human immunodeficiency virus (HIV)
  • Any primary immunodeficiency
  • Oral or IV intake of corticosteroids at a daily dose equal or greater than 0.4 mg prednisone or greater the last 15 days
  • Any anti-cytokine biological treatment the last one month
  • Medical history of systemic lupus erythematosus
  • Medical history of multiple sclerosis or any other demyelinating disorder
  • Pregnancy or lactation. Women of child-bearing potential will be screened by a urine pregnancy test before inclusion in the study

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Quadruple

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Anakinra
Treatment with iv anakinra 200 mg three times daily (every eight hours) for seven days and sc 1ml N/S 0.9% every other day for 15 days
Treatment with anakinra
Other Names:
  • Kineret
Placebo Comparator: IV Placebo
Treatment with iv 1ml N/S 0.9% three times daily (every eight hours) for seven days and sc 1ml N/S 0.9% every other day for 15 days
Treatment with Placebo
Other Names:
  • Saline Solution
Experimental: Recombinant human interferon-gamma
Treatment with sc recombinant human interferon-gamma every other day for a total of 15 days and with iv 1ml N/S 0.9% three times daily (every eight hours) for seven days
Treatment with recombinant human interferon-gamma
Other Names:
  • Imukin

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Mortality
Time Frame: 28 days
Mortality will be compared between the groups of treatment
28 days

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Mortality
Time Frame: 90 days
Mortality will be compared between the groups of treatment
90 days
Time to decrease of SOFA score by more than 50%
Time Frame: 28 days
The time to decrease of SOFA score by more than 50% will be compared between the groups of treatment
28 days
Time to infection resolution
Time Frame: 28 days
The time to infection resolution will be compared between the groups of treatment
28 days
Duration of hospitalisation
Time Frame: 28 days
The duration of hospitalisation will be compared between the groups of treatment
28 days
Number of secondary infections
Time Frame: 28 days
The number of secondary infections will be compared between the groups of treatment
28 days
Cytokine stimulation
Time Frame: 4 days
Cytokine stimulation from peripheral blood mononuclear cells will be compared between the groups of treatment
4 days
Cytokine stimulation
Time Frame: 7 days
Cytokine stimulation from peripheral blood mononuclear cells will be compared between the groups of treatment
7 days
Gene expression
Time Frame: 7 days
Gene expression of peripheral blood mononuclear cells will be compared between the groups of treatment
7 days
Gut microbiome changes
Time Frame: 7 days
Gut microbiome changes will be compared between the groups of treatment
7 days
Epigenetic changes
Time Frame: 7 days
Epigenetic changes of circulating monocytes will be compared between the groups of treatment
7 days
Classification of the immune function
Time Frame: 28 days
Classification of the immune function of screened patients not characterized with MALS neither with hypo-inflammation
28 days

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Antonios Papadopoulos, MD, PhD, National Kapodistrian University of Athens, Medical School

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

December 15, 2017

Primary Completion (Actual)

December 31, 2019

Study Completion (Actual)

December 31, 2019

Study Registration Dates

First Submitted

October 27, 2017

First Submitted That Met QC Criteria

November 1, 2017

First Posted (Actual)

November 6, 2017

Study Record Updates

Last Update Posted (Actual)

July 29, 2020

Last Update Submitted That Met QC Criteria

July 28, 2020

Last Verified

July 1, 2020

More Information

Terms related to this study

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

No

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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