Clinical trial • Phase II • Haematology

Venetoclax for Acute myeloid leukemia | Myelodysplastic syndrome (higher-risk)

Phase II trial of Venetoclax for Acute myeloid leukemia | Myelodysplastic syndrome (higher-risk). None/Not specified-controlled. 27 participants.

Overview

Trial Therapeutic Area
Haematology
Trial Disease
Acute myeloid leukemia | Myelodysplastic syndrome (higher-risk)
Trial Stage
Phase II
Drug Modality
Small molecule

Key dates

Initial CTIS Submission Date
30-07-2025
First CTIS Authorization Date
23-09-2025

Trial design

None/Not specified-controlled Phase II trial across 1 site in Germany.

Comparator
None/Not specified
Target Sample Size
27
Trial Duration For Participant
100

Eligibility

Recruits 27 No vulnerable population selected. Inclusion criterion: "Signed written Informed Consent with the cognitive ability to understand all consequences of trial participation and to comply with all trial relatred procedures"; participants must be fluent in German ("Patient is fluent in German"). No assent or minor consent procedures described..

Pregnancy Exclusion
Women during pregnancy and lactation
Vulnerable Population
No vulnerable population selected. Inclusion criterion: "Signed written Informed Consent with the cognitive ability to understand all consequences of trial participation and to comply with all trial relatred procedures"; participants must be fluent in German ("Patient is fluent in German"). No assent or minor consent procedures described.

Inclusion criteria

  • {"criterion_text":"- Age between 18 and 75 years at the time of signing the Informed Consent"}
  • {"criterion_text":"- Availability of a suitable donor"}
  • {"criterion_text":"- Documented diffusion lung capacity for carbon monoxide (DLCO) >40% (adjusted for hemoglobin, if available) and FEV1/FVC >50%"}
  • {"criterion_text":"- Left ventricular ejection fraction (LVEF) ≥40%"}
  • {"criterion_text":"- GFR (CKD-EPI) ≥ 30 ml/min/1,73 m2"}
  • {"criterion_text":"- Bilirubin≤ 3x ULN and AST ≤ 5x ULN"}
  • {"criterion_text":"- Thoracic imaging (either X-ray or computed tomography (CT)) without evidence of active infection or second malignancy"}
  • {"criterion_text":"- Absence of an active, clinically uncontrolled infection"}
  • {"criterion_text":"- Subject (male or female) is willing to use highly effective methods during treatment and for 6 months (male or female) after the end of treatment (adequate: combined hormonal contraception associated with inhibition of ovulation, progestogen-only hormonal contraception associated with inhibition of ovulation, intrauterine device, intrauterine hormone-releasing system, bilateral tubal occlusion, vasectomized partner1, sexual abstinence2). Female participants using homonal contraceptives should use a barrier method as well"}
  • {"criterion_text":"- Absence of pregnancy confirmed by a highly sensitive pregnancy test not older than 3 days at time of screening (only FCBP)."}
  • {"criterion_text":"- Subject agrees not to share medication"}
  • {"criterion_text":"- Patient is fluent in German"}
  • {"criterion_text":"- Signed written Informed Consent with the cognitive ability to understand all consequences of trial participation and to comply with all trial relatred procedures"}
  • {"criterion_text":"- Diagnosis of AML,MDS/AML (according to ICC 20226) or HR- MDS (IPSS-R7 >3.5 or IPSS-M8 >0; according to ICC 20226 and IWG 20232)"}
  • {"criterion_text":"- Myeloid neoplasm (AML, MDS/AML or higher-risk MDS according to ICC 20226 and IWG 20232) under control* at time of screening"}
  • {"criterion_text":"- Eligiblity for alloHCT according to a board of experienced haematologist"}
  • {"criterion_text":"- Karnofsky Performance Index ≥60%"}
  • {"criterion_text":"- Planned alloHCT with Peripheral Blood Stem Cells (PBS"}
  • {"criterion_text":"- nfusion of allogeneic stem cells schedulded between day 14 and day 28 after Screening"}

Exclusion criteria

  • {"criterion_text":"- APL (AML with t(15;17))"}
  • {"criterion_text":"- MDS/MPN (ICC 20226)"}
  • {"criterion_text":"- Karnofsky Performance Index <60%"}
  • {"criterion_text":"- Patient scheduled for haploidentical allogeneic hematopoetic stem cell transplantation or bone marrow stem cell transplantation"}
  • {"criterion_text":"- Presence of extramedullary myelosarcoma"}
  • {"criterion_text":"- Disease Relapse after prior CRc (see Appendix for Definition"}
  • {"criterion_text":"- History of allogeneic hematopoietic stem cell transplantation"}
  • {"criterion_text":"- Significant active cardiac disease within 6 months prior to the start of study treatmen"}
  • {"criterion_text":"- Documented diffusion lung capacity for carbon monoxide (DLCO) ≤40% (adjusted for hemoglobin, if available) and FEV1/FVC ≤50%"}
  • {"criterion_text":"- GFR (CKD-EPI) < 30 ml/min/1,73 m2"}
  • {"criterion_text":"- Bilirubin> 3x ULN or AST > 5x ULN"}
  • {"criterion_text":"- Clinical symptoms suggestive of active central nervous system (CNS) leukemia or known CNS leukemia."}
  • {"criterion_text":"- Active viral infection, including hepatitis B, hepatitis C or Human Immunodeficiency Virus (HIV) infection, that is uncontrolled prior to first dose of study treatment and may interfere with the study objectives or which could expose the patient to undue risk through the participation in the clinical trial. An infection controlled with an approved antiviral treatment is allowed"}
  • {"criterion_text":"- Presence of Proven, Probable or Possible Invasive Fungal Disease (IFD) as defined by EORTC/MSG 20209 Definitions (please consult Appendix)."}
  • {"criterion_text":"- Serologies suggestive of recent (<6 months) infection or reactivation with/of Toxoplasma gondii (based on IgG, IgM and Avidity) or of infection with Treponema pallidum (based on TPPA)."}
  • {"criterion_text":"- Any clinically uncontrolled infection (bacterial or unknown pathogen), defined as persisting or recurring fever or rising levels of CRP (≥10 mg/dl) despite intravenous antibacterial or antifungal therapy (initiated or escalated at least 72h hours ago)."}
  • {"criterion_text":"- mmediate life‐threatening, severe complications of leukemia such as uncontrolled bleeding and/or disseminated intravascular coagulation"}
  • {"criterion_text":"- Conditions that limit the ingestion or gastrointestinal absorption of orally administered drugs."}
  • {"criterion_text":"- Patients with a currently active second malignancy. Patients are not considered to have a currently active malignancy, if they have completed therapy and are considered by their physician to be at <30% risk of relapse within one year. However, patients with the following history/concurrent conditions are allowed: • Basal or squamous cell carcinoma of the skin; • Carcinoma in situ of the cervix; • Carcinoma in situ of the breast; • Incidental histologic finding of prostate cancer"}
  • {"criterion_text":"- Receipt of live, attenuated vaccine within 30 days prior to the study inclusion (NOTE: patients, if enrolled, should not receive live vaccine during the study and until 6 months after the therapy)"}
  • {"criterion_text":"- Severe neurological or psychiatric disorder interfering with ability to give an informed consent"}
  • {"criterion_text":"- Women during pregnancy and lactation"}
  • {"criterion_text":"- History of hypersensitivity to the investigational medicinal product or to any drug with similar chemical structure or to any excipient present in the pharmaceutical form of the investigational medicinal product"}
  • {"criterion_text":"- Participation in other trials interfering with the endpoint of this study. Prior trial participation is permitted, provided that treatment with the investigational medicinal product has been completed at least 4 days prior to screening for this trial (at least 10 days before study treatment)"}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Overall Survival (OS) at day 28 after alloHCT","definition_or_measurement_approach":"Overall Survival (OS) at day 28 after alloHCT (as stated in primaryEndPoints/mainObjective); no further definition provided in the record."}

Secondary endpoints

  • {"endpoint_text":"- Adverse Events ≥ CTCAE grade 4","definition_or_measurement_approach":"Adverse events graded by CTCAE (grade 4 or higher) from first day of conditioning until day 28 after alloHCT (as stated in secondary objectives)."}
  • {"endpoint_text":"- Non-relapse Mortality (NRM) at day 100 after alloHCT","definition_or_measurement_approach":"Non-relapse mortality assessed at day 100 after alloHCT (no additional measurement detail provided)."}
  • {"endpoint_text":"- Overall survival (OS) day 100 after alloHCT","definition_or_measurement_approach":"Overall survival assessed at day 100 after alloHCT."}
  • {"endpoint_text":"- Cumulative Incidence of Relapse (CIR) day 100 after alloHCT","definition_or_measurement_approach":"Cumulative incidence of relapse at day 100 after alloHCT (no additional detail provided)."}
  • {"endpoint_text":"- Adverse Events ≥ CTCAE grade 3","definition_or_measurement_approach":"Adverse events graded by CTCAE (grade 3 or higher)."}
  • {"endpoint_text":"- Rate of delayed Engraftment at day 28 after alloHCT","definition_or_measurement_approach":"Rate of delayed engraftment assessed at day 28 after alloHCT."}
  • {"endpoint_text":"- Stage and Grade of acute GVHD at day 100 after alloHCT","definition_or_measurement_approach":"Assessment of acute graft-versus-host disease stage and grade at day 100 after alloHCT."}
  • {"endpoint_text":"- Composite Complete Remission (cCR) Rate at day 100 after alloHCT by pathological assessement of bone marrow biopsy** and peripheral blood count","definition_or_measurement_approach":"Composite complete remission rate at day 100 assessed by bone marrow biopsy pathology and peripheral blood counts."}
  • {"endpoint_text":"- Rate of MRD-negativity at day 100 after alloHCT by flow cytometric assessment","definition_or_measurement_approach":"MRD-negativity rate at day 100 assessed by flow cytometry."}
  • {"endpoint_text":"- Rate of MRD-negativity at day 100 after alloHCT by qPCR","definition_or_measurement_approach":"MRD-negativity rate at day 100 assessed by qPCR."}
  • {"endpoint_text":"- Rate of complete Donor Chimersim","definition_or_measurement_approach":"Rate of complete donor chimerism (based on STR using PCR) in peripheral blood and bone marrow at day 100 after alloHCT (as stated in objectives)."}
  • {"endpoint_text":"- Rate of patients with >50/µl T-helper cells at day 100 after alloHCT by flow cytometric assessment","definition_or_measurement_approach":"Rate of patients with >50/µl T-helper cells at day 100 assessed by flow cytometry."}
  • {"endpoint_text":"- Health-related Quality of Life at day 100 after alloHCT assessed with FACT-BMT4 and EQ-5D- 5L-VAS5","definition_or_measurement_approach":"HRQoL at day 100 measured by FACT-BMT and EQ-5D-5L VAS instruments."}
  • {"endpoint_text":"- Cumulative number of hospitalized days at day 100","definition_or_measurement_approach":"Total number of hospitalized days up to day 100 after alloHCT."}

Recruitment

Planned Sample Size
27
Recruitment Window Months
24
Consent Approach
Signed written informed consent required: "Signed written Informed Consent with the cognitive ability to understand all consequences of trial participation and to comply with all trial relatred procedures". Participants must be fluent in German ("Patient is fluent in German"). Subject information and ICF documents are listed in the application (multiple L1_SIS and ICF documents including versions for pregnancy). No assent or minor consent procedures described.

Geography

Total Number Of Sites
1
Total Number Of Participants
27

Germany

Earliest CTIS Part Ii Submission Date
05-08-2025
Latest Decision Or Authorization Date
23-09-2025
Processing Time Days
49
Number Of Sites
1
Number Of Participants
27

Sites

Site Name
Universitaetsklinikum Tuebingen AöR
Department Name
Innere Medizin II | Hämatologie, Onkologie, Immunologie und Rheumatologie
Principal Investigator Name
Christoph Faul
Principal Investigator Email
christoph.faul@med.uni-tuebingen.de
Contact Person Name
Christoph Faul
Number Of Participants
27

Sponsor

Primary sponsor

Full Name
Universitaetsklinikum Tuebingen AöR
Organisation Type
Hospital/Clinic/Other health care facility
Country Of Registered Address
Germany

Investigational products

Investigational Product Name
Venclyxto 100 mg film-coated tablets
Active Substance
Venetoclax
Modality
Small molecule
Routes Of Administration
ORAL
Route
ORAL
Authorisation Status
Authorised (marketing authorisation EU/1/16/1138/008)
Maximum Dose
Max daily 400 mg; max total 2800 mg
Investigational Product Name
Fludarabin HEXAL® 25 mg/ml Konzentrat zur Herstellung einer Injektions- oder Infusionslösung
Active Substance
Fludarabine phosphate
Modality
Small molecule
Routes Of Administration
INTRAVENOUS
Route
INTRAVENOUS
Authorisation Status
Authorised (marketing authorisation 74371.00.00)
Maximum Dose
Max daily 30 mg/m2; max total 150 mg/m2
Investigational Product Name
Trecondi 5 g powder for solution for infusion
Active Substance
Treosulfan
Modality
Small molecule
Routes Of Administration
INTRAVENOUS
Route
INTRAVENOUS
Authorisation Status
Authorised (marketing authorisation EU/1/18/1351/003)
Maximum Dose
Max daily 10 gm/m2; max total 30 gm/m2
Combination Treatment
Yes

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