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Completed

NCT Number: NCT04612413

A Phase 2 Study Evaluating Efficacy, Safety and Tolerability of Different Doses and Regimens of Allocetra-OTS for the Treatment of Organ Failure in Adult Sepsis Patients

A Phase 2, Multi-Center, Randomized, Placebo-Controlled, Dose-Finding Study Evaluating Efficacy, Safety and Tolerability of Different Doses and Regimens of Allocetra-OTS for the Treatment of Organ Failure in Adult Sepsis Patients

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Key information

About this study

Allocetra-OTS is an immunomodulatory cell-based therapy consisting of allogeneic peripheral blood mononuclear cells that have been modified to be engulfed by macrophages and reprogram them into their homeostatic state.

This is a multi-center, randomized, placebo-controlled, dose-finding study comparing the efficacy, safety and tolerability of different dosing regimens of Allocetra-OTS, in patients with sepsis. The study aims to compare the safety and efficacy of different doses and regimens of Allocetra-OTS, as well as the clinical manifestations following Allocetra-OTS treatment, to that of Placebo in the treatment of organ failure in adult sepsis patients.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Male or female ≥18 years and ≤90 years of age.
  • Meets Sepsis 3 criteria with a SOFA score ≥5 above pre-admission status
  • Sepsis due to infection in at least one of the below organs:

3.1. Community-Acquired Pneumonia (CAP). 3.2. Urinary tract infection 3.3. Acute cholecystitis diagnosed by Tokyo criteria 3.4. Acute cholangitis diagnosed by Tokyo criteria 3.5. Other intra-abdominal infections (IAI) 3.6. Skin or soft tissue infection

  • Adequate source control

Exclusion criteria

  • Sepsis due to infection other than lung infection, UTI, IAI, skin/soft tissue infection or sepsis patients where site of infection is unclear or unknown.
  • On chronic dialysis.
  • Patients with acute pancreatitis
  • Moribund patients
  • Weight <50 kg or >120 kg or BMI >40 kg/m^2.
  • SOFA score ≥14 at screening.
  • Patients with nosocomial infection.
  • A known malignancy.
  • Patients with end-stage disease (unrelated to sepsis)
  • Known active symptomatic SARS-CoV-2 or chronic viral infections, such as HBV or HCV, HIV or other chronic infections.
  • Chronic respiratory disease.
  • Known active upper GI tract ulceration or hepatic dysfunction.
  • Known NYHA class IV heart failure or unstable angina, ventricular arrhythmias, acute coronary disease or myocardial infarction.
  • Known immunocompromised state or medications known to be immunosuppressive.
  • Organ allograft or previous history of stem cell transplantation.

Treatment and study plan

Allocetra-OTS

Drug

Allocetra-OTS is a cell-based therapy consisting of non-HLA-matched allogeneic peripheral blood mononuclear cells, derived from a healthy human donor following a leukapheresis procedure, induced to an apoptotic stable state and suspended in a solution containing DMSO.

Placebo

Other

Solution containing all excipients except for the Allocetra-OTS cells

Primary outcomes

  1. Efficacy: Change from baseline in SOFA score

    Time frame: 28 days

    Change from baseline in SOFA score throughout 28 days

  2. Safety: Number and severity of AEs and SAEs

    Time frame: 28 days

    Number and severity of AEs and SAEs throughout 28 days follow up period

Secondary outcomes

  1. Ventilator-free days

    Time frame: 28 days

    Ventilator-free days over 28 days

  2. Vasopressor-free days

    Time frame: 28 days

    Vasopressor-free days over 28 days.

  3. Days without renal replacement therapy (dialysis).

    Time frame: 28 days

    Days without renal replacement therapy (dialysis).

  4. Time in ICU and time in hospital

    Time frame: 28 days

    Time in ICU and time in hospital

  5. Number of days with creatinine ≤ Baseline levels +20%

    Time frame: 28 days

    Number of days with creatinine ≤ Baseline levels +20%

  6. All-cause mortality

    Time frame: 28 days

    All-cause mortality at Day 28 following first dose

  7. Changes from baseline in CRP levels

    Time frame: 28 days

    Changes from baseline in CRP levels

  8. Number and severity of AEs and Serious Adverse Events (SAEs)

    Time frame: 12 months

    Number and severity of AEs and Serious Adverse Events (SAEs) throughout 12 months follow up period

  9. Detection of autoimmune and human leukocyte antigen (HLA) antibodies

    Time frame: 12 months

    Detection of autoimmune and human leukocyte antigen (HLA) antibodies

Sponsors and collaborators

Lead sponsor

Enlivex Therapeutics Ltd.

Industry

Registry information

Official study title

A Phase 2, Multi-Center, Randomized, Placebo-Controlled, Dose-Finding Study Evaluating Efficacy, Safety and Tolerability of Different Doses and Regimens of Allocetra-OTS for the Treatment of Organ Failure in Adult Sepsis Patients

Important dates

Study start
2020
Primary completion
2024
Study completion
2024
First posted
Nov 3, 2020
Registry last updated
Aug 19, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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