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Completed

NCT Number: NCT04121507

ASTRAL- a Clinical Study to Assess the Efficacy and Toxicity of High-dose Chemotherapy

A prospective Phase II clinical study to assess the efficacy and toxicity of high dose chemotherapy (HDT) followed by allogeneic stem cell transplantation (allo- or autoSCT) as treatment of primary progressive and relapsed aggressive Non-Hodgkin Lymphoma (NHL) - ASTRAL

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 2

Primary location

HELIOS Klinik Berlin-Buch, Klinik für Hämatologie und Stammzelltransplantation, Berlin, Brandenburg, Germany

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About this study

This is a clinical study to assess the treatment (efficacy and toxicity) with a high dosed chemotherapy followed by stem cell transplantation in patients suffering from primary progressive and relapsed aggressive Non-Hodgkin Lymphoma (NHL)

After end of the active study phase, patients will receive further standard medical care at the discretion of the treating physician. The clinical consultants will provide advice on further treatment if requested.

Who can participate

Healthy volunteers accepted: No

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

Inclusion criteria

Subjects must fulfill all of the following criteria to be included in this trial:

  • Provision of written informed consent and specifically the consent to the collection and processing of health-related data
  • Age: 18 years and older
  • Gender: Male and female patients
  • Histology
  • Diagnosis of relapsed or primary progressive aggressive B- or T-cell lymphoma including:
  • B-Cell non-hodgkin lymphoma (B-NHL) or
  • T-Cell non-hodgkin lymphoma (T-NHL):
  • Staging at relapse or progression (data should not be older than 4 weeks):
  • Staging after 2 or 3 cycles of salvage treatment:
  • Donor availability:
  • Females of childbearing potential (FCBP) must:
  • Understand the potential teratogenic risk to the unborn child
  • Understand the need and agree to utilize two reliable forms of contraception
  • Understand and agree to inform the investigator if a change or stop of method of contraception is needed
  • Be capable of complying with effective contraceptive measures
  • Be informed and understand the potential consequences of pregnancy and the need to notify her study doctor immediately if there is a risk of pregnancy
  • Understand the need to commence the study treatment as soon as study drug is dispensed following a negative pregnancy test
  • Understand the need and accept to undergo pregnancy testing based on the frequency outlined in this protocol
  • Agree to abstain from breastfeeding during study participation
  • Males must:
  • Agree to use a latex condom during any sexual contact with females of childbearing potential
  • Agree to refrain from donating semen or sperm while on the study drugs and should seek for sperm cryopreservation before therapy is started and should not father a child while treated and during one year after end of study treatment
  • Females of non-childbearing potential:

Exclusion criteria

Subjects are to be excluded from the study if they display any of the following criteria:

  • Pregnant females; lactating women must end breast feeding before start of study treatment
  • Serious accompanying disorder or impaired organ function
  • Central nervous system (CNS) involvement of lymphoma - to be examined in case of clinical symptoms
  • History of severe cardiac diseases, and cardiac function impairment
  • Severe kidney disease
  • HIV-positivity
  • Hepatitis B and C as defined by seropositivity
  • Patients under legal guardianship regarding medical decisions
  • Ongoing treatment or study procedures within any other clinical trial with the exception of follow up
  • Ongoing exclusion periods of other clinical studies after end of treatment
  • In patients tested: Metabolic Computer tomography (CR) in a positron emission tomography-Computer tomography (PET-CT) scan after the last cycle of therapy prior to planned SCT
  • Subjects with known hypersensitivity to the study drugs
  • Criteria which in the opinion of the investigator precluded participation for scientific reasons, for reasons of compliance, or for reasons of the subject's safety
  • Commitment to an institution by virtue of an order issued either by the judicial or the administrative authorities
  • Dependency on the sponsor, trial site or investigator
  • Additional exclusion criteria with respect to summary of product characteristics (SmPC) of the investigational medical product (IMPs) fludarabine, thiotepa, cyclophosphamide:
  • Known hypersensitivity to fludarabine, thiotepa, cyclophosphamide or one of their metabolites
  • Renal impairment
  • Decompensated haemolytic anaemia
  • Concurrent application of vital vaccines
  • Cystitis
  • Renal tract obstruction
  • Active and uncontrolled infection
  • Notice: myelosuppression and impaired hematopoietic function is not an exclusion criterion as this usual contraindication to the application to any of the IMPs will be overcome by the stem cell transplantation following conditioning therapy.

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Treatment and study plan

High dose chemotherapy before allogeneic stem cell transplantation (alloSCT)

Drug

High-dose therapy (HDT) prior to alloSCT will consist of FTC

Other names: fludarabine, thiotepa ,cyclophosphamide (FTC)

Bone marrow histology

Procedure

Bone marrow histology at staging and restaging is only mandatory if the bone marrow was initially involved

clinical and laboratory parameters

Diagnostic Test

During staging and restaging examinations, all clinical and laboratory parameters relevant for therapy.

PET-CT or CT

Diagnostic Test

Metabolic CR in a PET-CT scan after the last cycle of therapy prior to planned SCT. Consists preferably of a PET-CT or a CT scan according to local practice and other appropriate diagnostic procedures with respect to the sites of primary involvement.

Primary outcomes

  1. Measurement of efficacy variables, Rate of Progression free survival (PFS)

    Time frame: 1 year after SCT

    To compare a defined high dose therapy (HDT) with study medication followed by alloSCT lead to treatment results in terms of PFS, that are better than results obtained with high-dose therapy and autoSCT in a comparable Patient Population ( historical data).

Secondary outcomes

  1. Measurement of efficacy variables, Rate of complete remissions (CR)

    Time frame: 1 year after stem cell transplantation (SCT)

    Number of complete remissions divided by the number of patients (CR),

  2. Measurement of efficacy variables, Rate of partial remissions (PR)

    Time frame: 1 year after SCT

    Number of partial remissions divided by the number of patients (PR);

  3. Measurement of efficacy variables, Rate of complete and partial remissions (ORR)

    Time frame: 1 year after SCT

    Number of complete and partial remissions divided by the number of patients (ORR);

  4. Measurement of efficacy variables, Rate of progressive diseases (PD)

    Time frame: 1 year after SCT

    Number of progressive diseases after SCT divided by the number of patients (PD);

  5. Measurement of efficacy variables, Rate of relapse (RR)

    Time frame: 1 year after SCT

    safety item

  6. Measurement of efficacy variables, Rate of treatment-related mortality

    Time frame: 1 year after SCT

    treatment-related death divided by the number of patients

  7. Rate of event free survival at 1 year (EFS)

    Time frame: 1 year after SCT

    safety item

  8. Measurement of efficacy variables, Rate of overall survival at 1 year (OS)

    Time frame: 1 year after SCT

    safety item

  9. Measurement of efficacy variables, Rate of non-relapse mortality (NRM)

    Time frame: 1year after SCT

    safety item

  10. Measurement of efficacy variables, Causes of death

    Time frame: 1year after SCT

    safety item

  11. Measurement of efficacy variables, Incidence and severity of acute and chronic graft versus host disease (GvHD);

    Time frame: until the last Follow-Up Visit ( 1-2 Year after SCT)

    safety item

  12. Measurement of efficacy variables, Adverse events (AEs) grade 3 and 4

    Time frame: until about day 100 after SCT.

    safety item

  13. Measurement of efficacy variables, Serious adverse events (SAEs)

    Time frame: until about day 100 after SCT.

    safety item

  14. Measurement of number of blood cells

    Time frame: 1year after SCT

    recovery of White blood cells and platelets

  15. Measurement of efficacy variables, Rate of infections

    Time frame: 1year after SCT

    safety item

Sponsors and collaborators

Lead sponsor

GWT-TUD GmbH

Other

Registry information

Official study title

A Prospective Phase II Clinical Study to Assess the Efficacy and Toxicity of High-dose Chemotherapy Followed by Allogeneic Stem Cell Transplantation as Treatment of Primary Progressive and Relapsed Aggressive Non-Hodgkin Lymphoma

Important dates

Study start
2019
Primary completion
2022
Study completion
2023
First posted
Oct 10, 2019
Registry last updated
May 24, 2023

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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