Study comparing standard and reduced intensity treatment in patients with acute myeloid leukemia or chronic lymphocytic leukemia who have no detectable disease after initial therapy

3 1 1 1

What is this study about?

This clinical trial studies patients with Acute Myeloid Leukemia (AML) and Chronic Lymphocytic Leukemia (CLL). The study evaluates different treatment approaches based on the presence of minimal residual disease (MRD), which refers to cancer cells that may remain after initial treatment. For AML patients, the study compares standard intensity treatment involving stem cell transplantation with reduced intensity treatment. For CLL patients, the study examines whether treatment can be stopped early in patients who show no detectable disease.

The treatments used in this study include several anti-cancer medications: cytarabine, daunorubicin, etoposide, cladribine, mitoxantrone, obinutuzumab, ibrutinib, venetoclax, and fludarabine. Some patients may also receive cyclophosphamide, busulfan, or treosulfan as part of their treatment. The medications are given either through intravenous infusion or as oral tablets, depending on the specific drug.

The main purpose of this study is to determine if less intensive treatment can be as effective as standard treatment in patients who show no signs of remaining disease after initial therapy. The study will monitor patients’ survival, side effects, and whether the disease returns after treatment. Participants will be followed for several years to evaluate the long-term effectiveness of these treatment approaches.

1 Initial diagnosis and classification

Your condition will be classified as either Acute Myeloid Leukemia (AML) or Chronic Lymphocytic Leukemia (CLL).

A bone marrow test will be performed to determine your specific disease characteristics.

2a Treatment pathway – AML patients

You will receive 1-2 cycles of standard chemotherapy treatment using combinations of medications given through an IV (intravenous) line.

The medications may include: cytarabine, daunorubicin, etoposide, or mitoxantrone.

After treatment, your bone marrow will be tested to check for remaining cancer cells (called MRD – Minimal Residual Disease).

2b Treatment pathway – CLL patients

You will receive either 7 or 9 cycles of treatment, depending on your specific treatment plan.

Treatment may include combinations of: venetoclax (taken by mouth) with either obinutuzumab (given by IV) or ibrutinib (taken by mouth).

Blood tests will be performed to check for remaining cancer cells.

3a Treatment assignment – AML patients

If your tests show no detectable cancer cells, you will be randomly assigned to one of two groups:

Group 1: Stem cell transplant (alloHCT)

Group 2: Standard consolidation treatment without stem cell transplant

3b Treatment assignment – CLL patients

If your tests show no detectable cancer cells, you will be randomly assigned to one of two groups:

Group 3: Complete the full planned treatment duration

Group 4: Stop treatment early

4 Follow-up period

Regular check-ups will continue to monitor your response to treatment.

The study will continue until May 2030.

Who Can Join the Study?

  • Age requirements: patients must be between 18-70 years old for AML arm, or 65 years or older for CLL arm
  • Must be newly diagnosed with either:
    Acute myeloid leukemia (AML) or
    Chronic lymphocytic leukemia (CLL) or small lymphocytic lymphoma (SLL)
  • Must provide written informed consent to participate in the study
  • Must not participate in other clinical trials while in this study
  • Must be able to use effective birth control methods during treatment and for 6 months after treatment ends
  • Female patients must:
    – Not breastfeed during treatment and for up to 18 months after treatment
    – Have a negative pregnancy test before starting treatment
    – Agree to regular pregnancy testing during treatment
  • Male patients must not donate sperm during treatment and for 6 months after treatment ends
  • For AML patients:
    – Must be fit enough for stem cell transplant
    – Must have achieved remission after initial chemotherapy
    – Must have a suitable stem cell donor available
  • For CLL patients:
    – Must have active disease requiring treatment
    – Must be either untreated or in first-line treatment
    – Must have suitable blood markers for monitoring disease levels
  • Must be registered in the special disease monitoring registry

Who Cannot Join the Study?

  • Patients under 18 years old
  • Patients with acute myeloid leukemia (AML) who have received more than 2 cycles of chemotherapy
  • Patients with chronic lymphocytic leukemia (CLL) who have received previous treatment
  • Pregnant or breastfeeding women
  • Patients unable to provide informed consent
  • Patients with active uncontrolled infections
  • Patients with severe heart, liver, or kidney problems that would make treatment unsafe
  • Patients participating in other clinical trials
  • Patients with known allergies to the study medications
  • Patients who cannot follow the study protocol or attend required visits
  • Patients with mental conditions that could interfere with study compliance
  • Patients with myelodysplastic syndrome (MDS) who do not meet the WHO 2022 classification criteria

Where you can join this trial?

Verified and Recommended Sites

No sites found in this category

Verified Sites

Site Name City Country Status
University Hospital Jena KöR Jena Germany
Oncopole Claudius Regaud Toulouse France
Technische Universitaet Dresden Dresden Germany
Medizinische Hochschule Hannover Hanover Germany
CHU Grenoble Alpes La Tronche France
University Medicine Greifswald Greifswald Germany
Centre Hospitalier Universitaire De Bordeaux Bordeaux France
Rostock University Medical Center Rostock Germany
Uniwersytecki Szpital Kliniczny Im Jana Mikulicza Radeckiego We Wroclawiu Wroclaw Poland

Other Sites

Site Name City Country Status
Centre Hospitalier Universitaire De Nantes Nantes France
Otto Von Guericke Universitaet Magdeburg Magdeburg Germany
Uiamrrqgai Hueadltn Ccghfgk Cologne Germany
Uucrgktureswglslsyojk Tcsuegmed Aca Tuebingen Germany
Cblrzjn Uradzwjknpgxqqigodyf Bnkeod Knh Berlin Germany
Kujgxnai Cxukjluv gnonj Chemnitz Germany
Sbsrfajrbxq Puoorrlvk Zouzsv Oqfadd Zfqymjlbny Sznmrdh Uqlqhuqygabhp W Kdbakfdk Cracow Poland
Ujpnbaywayrjgukrnwjts Mzjbrtez Ayd Munster Germany
Ugdzknopshnm Lwodzhj Leipzig Germany
Cotwef Hvqedvgsltb Uayjckogztfiu Dk Rzjhrs Rennes France
Uuqjifuodgezhz Cnbfwaq Ktgcqwftt Gdansk Poland
Kqhnfduj dnm Tfdsuyztnpp Ugjqniwtejwk Mfsouxqy (vus Kreqoqdxw Munich Germany
Unyaqrzvdb Mgplrrc Chuhyj Hiuyspmkjxajulgom Hamburg Germany
Uatgtmjidtfmjdgmosqel Ebqwc Abx Essen Germany
Icyrmcjn fpad Kzdmdxaob Ttvymkunedamajppveo utp Izwwxqslanyp Uic gbeyn Ulm Germany
Uuuluvmeggwysahcbwmpi Sgbdhqirsxafopasqy Att Kiel Germany
Cpvmah Hoqltzuxxkd Rzvxjvtv Duzsvuotcmrbvc Angers France
Wfatoiknycc Wrkbfozuwazlqkbgubnz Czexovc Oowkgdqhg I Tbggvkwaclcim In Mrwbuzpjrcx W Lnkht Lodz Poland
Uxaqlyluhflczhewqmrha Kgbelwulqfoctmspjnilafh Bvcryh Gunz Bochum Germany
Ugzpohpkghewpqmovesee Rfukevqfof Adl Regensburg Germany
Sbwvlmzodpr Pahuoinma Sivhalr Kyzkbfqaq Nk 1 W Lumauvrd Lublin Poland
Nrcekcbb Ivlrcopg Oblgszsuk Ikw Mvvxv Sfuapwkjjzbomneccauiznzpdydx Iatjjogi Bonzpswh Cracow Poland
Gsvlqh Uttmphajpt Frzxthsvm Frankfurt Germany
Syo Evdcjgfyp Ghrjes Gawj Kcgqtvqnagh Kqvnbnnx Rjtsfmkrfn Herne Germany
Swmxvaeqpora Kemjunxn Bbwazprqlmwo ggzdn Brunswick Germany
Hwggjo Kdgvthfp Ecjcbq Gzge Erfurt Germany
Mkfhwmkaecghxdottnnekfuzbd Habvmlbjinlwavpl Halle (Saale) Germany
Umhumtfklpkkzjpvllftt Aoxgkvhm Augsburg Germany
Ioqdxmcp Hhmigipyowo I Tqvlokdjxcydblt Warsaw Poland
Uxzlndicdavids Cededxi Kuegkskxa Wdktnmcktmiym Umpiqjkeuuuy Mjwmomzsgv Warsaw Poland
Sctghqwdqsr Pgcvrunjc Smizorq Kbgknjdtv Ijoqckzjkmf Mqtykyiqoqu Svu W Knbxhbcrsd Katowice Poland

Want to learn more about this study or check if you can participate? Contact us.

Trial status

Country Status Recruitment Start
France France
Recruiting
01.06.2025
Germany Germany
Recruiting
01.06.2025
Poland Poland
Not yet recruiting
01.06.2025

Trial locations

Based on the provided trial information, this study involves standard chemotherapy treatments for AML (Acute Myeloid Leukemia) and CLL (Chronic Lymphocytic Leukemia), but specific medications are not explicitly mentioned in the source data.

Allogeneic hematopoietic cell transplantation (alloHCT) is a therapy mentioned in the trial for AML patients. This is a procedure where healthy blood-forming stem cells from a donor are used to replace the patient’s diseased bone marrow.

The trial compares standard intensity versus reduced intensity consolidation treatments, but the specific medications used in these treatments are not detailed in the provided data.

The trial also mentions fixed duration treatments for CLL patients, but again, the specific medications are not listed in the source data.

Note: Without more specific information about the medications used in the induction chemotherapy and consolidation treatments, I cannot provide details about individual drugs involved in this trial.

Acute Myeloid Leukemia (AML) – A type of blood cancer that begins in the bone marrow and affects the production of normal blood cells. In AML, immature blood cells called myeloblasts accumulate in the bone marrow and fail to develop into healthy blood cells. The condition develops rapidly, with abnormal cells multiplying quickly and interfering with normal blood cell production. AML can arise as a new condition or develop from a pre-existing blood disorder called myelodysplastic syndrome (MDS).

Myelodysplastic Syndrome (MDS) – A group of blood disorders where bone marrow fails to produce enough healthy blood cells. The blood cells that are produced are abnormal in shape and function. MDS develops gradually and can progress over time, affecting the production of red blood cells, white blood cells, and platelets.

Chronic Lymphocytic Leukemia (CLL) – A slow-growing blood cancer that affects white blood cells called lymphocytes. In CLL, abnormal lymphocytes accumulate primarily in the blood and bone marrow. The condition typically develops slowly, and many people don’t experience symptoms in early stages. The abnormal cells gradually crowd out healthy blood cells and can spread to lymph nodes and other organs.

Small Lymphocytic Lymphoma (SLL) – A type of blood cancer that is essentially the same disease as CLL but primarily affects the lymph nodes rather than the blood and bone marrow. SLL develops when abnormal lymphocytes accumulate in the lymph nodes. The condition progresses slowly, causing enlarged lymph nodes and potentially affecting other lymphoid tissues.

Trial ID:
2024-512503-39-00
Protocol code:
RESOLVE trial
Trial Phase:
Therapeutic confirmatory (Phase III)

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