Phase 2 Leukaemia Trial, Recruiting NCT05807932 Sponsor: Heinrich-Heine University, Duesseldorf Condition: Leukaemia
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Phase 2 Leukaemia Trial, Recruiting

NCT05807932
Recruiting Phase 2

Who may be able to join

AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI

Who might be able to join this trial:

  • People who are willing and able to sign a consent form before any study procedures begin
  • People diagnosed with MDS, CMML, or secondary AML (a type of blood cancer that developed from another blood condition) according to standard medical classification, with certain high-risk features in their bone marrow or genetic test results
  • People who have either received no prior treatment, or have only been treated with oral Hydroxyurea, or have had no more than 2 courses of Azacytidine or Decitabine (with or without Venetoclax)
  • People for whom a well-matched stem cell donor (related or unrelated) has been identified
  • People aged 18 or older
  • People whose overall health score (a measure of how well the body can tolerate treatment, called HCT-CI) is 3 or below — with an exception allowed for a previous history of a solid tumour
  • People with a general physical fitness score (called ECOG) of 2 or below at the time of joining the study
  • People who do not have an active, uncontrolled infection at the time of joining
  • People who are able to attend scheduled study visits and follow study requirements
  • Women who could become pregnant must: understand the potential risks of Venetoclax to an unborn baby; agree to pregnancy testing before and at the start of treatment; avoid becoming pregnant during treatment and for at least 1 month after the last dose; use effective contraception (and add a barrier method if using hormonal contraception, as it is currently unknown whether Venetoclax may reduce its effectiveness); and notify their study doctor immediately if there is any risk of pregnancy
  • Men must agree to use condoms from the first day of the study until at least 30 days after the last dose (even following a vasectomy), and must notify the study doctor immediately if their partner becomes pregnant or receives a positive pregnancy test during the study

Who may not be able to join:

  • People with secondary AML that has a specific gene change called an FLT3 mutation
  • People whose bone marrow contains more than 30% blast cells (abnormal blood cells) at the time of screening
  • People whose white blood cell count remains above 20,000 per microlitre despite treatment with Hydroxyurea
  • People who have had more extensive prior treatment than oral Hydroxyurea or more than 2 courses of Azacytidine, Decitabine, or low-dose Ara-C (with or without Venetoclax)
  • People who have previously had an allogeneic blood stem cell transplant (a transplant using donor stem cells)
  • People whose MDS, CMML, or secondary AML has spread to the central nervous system (brain and spinal cord) and is causing symptoms
  • People with a serious medical condition, significant abnormal test results, or a mental health condition that would prevent them from signing the consent form or safely participating
  • Women who are pregnant or breastfeeding
  • People who are unwilling to use safe contraception during the study
  • People with a significant heart condition, specifically heart failure above a moderate level, a heart pumping function below 40%, or chronic stable chest pain (angina)
  • People with significantly reduced lung function on specific breathing tests (confirm with trial site for exact thresholds)
  • People with significantly reduced kidney function (confirm with trial site for exact thresholds)
  • People with significantly reduced liver function based on blood test results (confirm with trial site for exact thresholds)
  • People with a known allergy or severe reaction to any of the study drugs: Venetoclax, Fludarabine, Amsacrine, Ara-C, or Treosulfan
  • People currently receiving other cancer treatments (other than Hydroxyurea or up to 2 courses of Azacytidine or Decitabine)
  • People who test positive for HIV or have active hepatitis A, B, C, or E infection
  • People with a history of another cancer (other than MDS, CMML, or secondary AML), unless they have been cancer-free for 2 or more years — with exceptions for certain minor skin cancers or early-stage cervical or breast cancer
  • People who have taken part in another clinical trial using an unlicensed experimental treatment within 28 days (or within 5 half-lives of that treatment) before joining this study
  • People who have used steroid therapy for cancer treatment, or certain medications that strongly affect how the body processes drugs (called CYP3A inhibitors or inducers), within 7 days before starting the study drug
  • People who are unwilling to avoid grapefruit, grapefruit products, Seville oranges (including marmalade containing Seville oranges), or star fruit for 3 days before starting the study drug
  • People who have a close personal or professional dependency on the study investigator, or who are employed by the trial sponsor or investigator
  • People who are being held in an institution under a legal or official order

Important: Always verify eligibility with the trial site directly before applying.

Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.

This is a simplified plain English summary of the eligibility criteria. Full criteria are set by the trial investigators and may include additional requirements not shown here. Never self-exclude from a trial based on this summary. Contact the trial site directly to confirm your eligibility.
Last synced 27 July 2026
Phase 2: approximately ~30% of drugs entering this phase reach regulatory approval, based on published industry-wide historical data. This is not specific to this trial.
Phase success rates shown are historical industry-wide averages based on published data. They are not a prediction for this specific trial or your individual situation.

Contact this trial

Principal Investigator: Guido Kobbe, Prof. Dr., Coordinating Investigator

Phone: +492118116

Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.

GP referral letter

Print a one-page summary to share with your doctor.

Trial details

Status
Recruiting
Phase
Phase 2
Sponsor
Heinrich-Heine University, Duesseldorf
Registry
ClinicalTrials.gov
Start date
26 June 2023
Est. completion
31 January 2026

Where this trial is recruiting

🇩🇪 Germany

Primary endpoints

The primary target variable is safety, defined as the maximal organ toxicity to each organ system according to CTC criteria as well as the number of AEs of grade III or greater within the first 30 days (± 3) after transplantation

Can't join this trial?

Expanded access pathways

If this trial is not available to you, other access pathways may exist. In Australia, the TGA Special Access Scheme allows access to unapproved therapeutic goods for individual patients.

TGA Special Access Scheme information

Find other recruiting trials on ClinicalTrials.gov

Data last synced from ClinicalTrials.gov: 27 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.

Trial recruitment status can change without notice between our nightly data updates. Always contact the trial site directly to confirm current recruitment status before making any decisions or travel arrangements.

View original record on ClinicalTrials.gov