Overview
Sponsor-declared trial summary
Acute Myeloid Leukemia
To assess if treatment with bleximenib, as compared with placebo, in combination with remission induction and consolidation chemotherapy, followed by maintenance therapy, prolongs EFS in adult participants with newly diagnosed NPM1m or KMT2Ar AML eligible for intensive chemotherapy.
Key facts
- Sponsor
- Hemato-Oncologie voor Volwassenen Nederland (Hovon) Stichting
- Participant type
- Patients
- Age range
- 18-64 years, 65+ years
- Gender
- Male and Female
- Therapeutic area
- Diseases [C] - Neoplasms [C04]
- Trial duration
- 27 Jan 2026 → ongoing
- Decision date (initial)
- 2026-01-18
- Transition trial
- No
- Low-intervention
- No
- Rare-disease indication
- No
- Vulnerable population
- No
- Funding sources
- Janssen Research & Development, LLC
Trial design
CTIS Part I — objectives, methods, condition coding
Main objective
Scope: Safety, Efficacy, Therapy, Others, Pharmacokinetic
To assess if treatment with bleximenib, as compared with placebo, in combination with remission induction and consolidation chemotherapy, followed by maintenance therapy, prolongs EFS in adult participants with newly diagnosed NPM1m or KMT2Ar AML eligible for intensive chemotherapy.
Conditions and MedDRA coding
Acute Myeloid Leukemia
| Version | Level | Code | Term | System organ class |
|---|---|---|---|---|
| 21.0 | LLT | 10000886 | Acute myeloid leukemia | 10029104 |
Regulatory references
- Scientific advice from competent authorities
- European Medicines Agency
- Plan to share IPD
- Yes
Eligibility criteria
Principal inclusion / exclusion criteria as submitted by sponsor
Inclusion criteria 6
- 1. ≥18 years of age (or the legal age of majority in the jurisdiction in which the study is taking place, whichever is greater) at the time of informed consent.
- 2. New diagnosis of AML (≥10% blasts in BM or peripheral blood) with mutated NPM1 or with recurring rearrangements involving KMT2A according to ICC 2022 criteria.
- 3. Considered eligible for intensive chemotherapy.
- 4. WHO/ECOG performance status ≤2.
- 5. Adequate renal and hepatic functions prior to randomization:
- 6. White blood cell (WBC) count <25 × 109/L.
Exclusion criteria 6
- 3. Prior (chemo-)therapy for AML, including prior treatment with hypomethylating agents
- 4. Known active leukemic involvement of the central nervous system (CNS).
- 5. Recipient of solid organ transplant.
- 6. Cardiac disease: a. Any of the following within 6 months of randomization: myocardial infarction, uncontrolled/unstable angina, congestive heart failure (NYHA Class III or IV), uncontrolled or symptomatic arrhythmias, stroke, or transient ischemic attack. b. QTc interval using Fridericia’s formula (QTcF) ≥470 ms. Prolonged QTc interval associated with bundle branch block or pacemaking is permitted. c.Left ventricular ejection fraction (LVEF) <40% by ECHO or MUGA scan (only if ECHO or MUGA was performed for clinical indication within 28 days prior to the start of study treatment) d. Previously received cumulative dose of any combination of anthracyclines or anthracenediones of ≥500 mg/m2.
- 7 Chronic respiratory disease requiring supplemental oxygen.
- 8. Active infection, including hepatitis B or C or HIV infection that is uncontrolled at randomization. An infection controlled with an approved or closely monitored antibiotic/antiviral/antifungal treatment is allowed.
Endpoints
Primary and secondary outcome measures (English text)
Primary endpoints 1
- EFS, defined as the time from randomization to failure to achieve CR after remission induction, hematologic relapse after achieving CR, or death, whichever occurs first.
Investigational products
Investigational medicinal products (IMPs), comparators, placebo, auxiliary
Test 2
PRD11370369 · Product
- Active substance
- Bleximenib
- Substance synonyms
- N-ethyl-5-fluoro-N-isopropyl-2-[[5-(2-[(3R)-6-[(2-methoxyethyl)(methyl)amino]-2-methylhexan-3-yl]-2,6-diazaspiro[3.4]octan-6-yl)-1,2,4-triazin-6-yl]oxy]benzamide, JNJ-75276617
- Pharmaceutical form
- FILM-COATED TABLET
- Route of administration
- ORAL
- Max daily dose
- 00 mg milligram(s)
- Max total dose
- 00 mg milligram(s)
- Max treatment duration
- 999 Week(s)
- Authorisation status
- Not Authorised
- MA holder
- JANSSEN-CILAG INTERNATIONAL N.V.
- Paediatric formulation
- No
- Orphan designation
- No
PRD11370368 · Product
- Active substance
- Bleximenib
- Substance synonyms
- N-ethyl-5-fluoro-N-isopropyl-2-[[5-(2-[(3R)-6-[(2-methoxyethyl)(methyl)amino]-2-methylhexan-3-yl]-2,6-diazaspiro[3.4]octan-6-yl)-1,2,4-triazin-6-yl]oxy]benzamide, JNJ-75276617
- Pharmaceutical form
- FILM-COATED TABLET
- Route of administration
- ORAL
- Max daily dose
- 00 mg milligram(s)
- Max total dose
- 00 mg milligram(s)
- Max treatment duration
- 999 Week(s)
- Authorisation status
- Not Authorised
- MA holder
- JANSSEN-CILAG INTERNATIONAL N.V.
- Paediatric formulation
- No
- Orphan designation
- No
Placebo 2
Placebo to match bleximenib 50 mg
N/A · Product
- Other product name
- N/A
- Pharmaceutical form
- N/A
- ATC code
- N/A — N/A
- Marketing authorisation
- N/A
- MA holder
- N/A
- MA country
- Iceland
- Paediatric formulation
- No
placebo to match bleximenib 100 mg
N/A · Product
- Other product name
- N/A
- Pharmaceutical form
- N/A
- ATC code
- N/A — N/A
- Marketing authorisation
- N/A
- MA holder
- N/A
- MA country
- Iceland
- Paediatric formulation
- No
Sponsors and contacts
Sponsor organisations, regulatory contacts, third parties
Hemato-Oncologie voor Volwassenen Nederland (Hovon) Stichting
- Sponsor organisation
- Hemato-Oncologie voor Volwassenen Nederland (Hovon) Stichting
- Address
- Dr. Molewaterplein 40
- City
- Rotterdam
- Postcode
- 3015 GD
- Country
- Netherlands
Scientific contact point
- Organisation
- Hemato-Oncologie voor Volwassenen Nederland (Hovon) Stichting
- Contact name
- Prof. Dr. H.G.P. Raaijmakers
Public contact point
- Organisation
- Hemato-Oncologie voor Volwassenen Nederland (Hovon) Stichting
- Contact name
- HOVON
Third parties 7
| Organisation | City, country | Duties |
|---|---|---|
| Clinigen Clinical Supplies Management ORG-100034422
|
Mont-Saint-Guibert, Belgium | Code 14 |
| Medizinische Hochschule Hannover ORG-100024473
|
Hanover, Germany | Other |
| Universitaetsklinikum Ulm AöR ORG-100006370
|
Ulm, Germany | Other |
| PPD (UK) Limited ORG-100022673
|
Cambridge, United Kingdom | On site monitoring, Code 12, Code 5 |
| Amsterdam UMC Stichting ORG-100008355
|
Amsterdam, Netherlands | Other |
| 4g Clinical LLC ORG-100042775
|
Wellesley, United States | Interactive response technologies (IRT) |
| Erasmus Universitair Medisch Centrum Rotterdam (Erasmus MC) ORG-100008976
|
Rotterdam, Netherlands | Other |
Locations
14 EU/EEA countries · 137 investigational sites
By country
| Country | MS status | Planned subjects | Sites |
|---|---|---|---|
| Austria | Authorised, recruitment pending | 6 | 3 |
| Belgium | Authorised, recruiting | 45 | 14 |
| Denmark | Authorised, recruitment pending | 6 | 4 |
| Estonia | Authorised, recruitment pending | 6 | 2 |
| Finland | Authorised, recruitment pending | 15 | 5 |
| Germany | Ongoing, recruiting | 151 | 42 |
| Ireland | Authorised, recruitment pending | 12 | 6 |
| Italy | Authorised, recruitment pending | 45 | 13 |
| Lithuania | Authorised, recruitment pending | 3 | 1 |
| Netherlands | Ongoing, recruiting | 69 | 18 |
| Norway | Authorised, recruitment pending | 12 | 5 |
| Poland | Authorised, recruitment pending | 15 | 7 |
| Spain | Authorised, recruitment pending | 26 | 13 |
| Sweden | Authorised, recruitment pending | 12 | 4 |
| Rest of world
China, Japan, Switzerland, Australia, New Zealand, Korea, Republic of, United States
|
— | 604 | — |
Investigational sites
Country notifications
Trial-start, recruitment-start, end and early-termination notifications submitted per Member State
| Country | Trial start | Trial end | Recruitment start | Recruitment end | Early termination |
|---|---|---|---|---|---|
| Belgium | 2026-04-29 | ||||
| Germany | 2026-02-27 | 2026-03-01 | |||
| Netherlands | 2026-01-27 | 2026-03-10 |
Results and documents
Annex IV summary of results, Annex V layperson summary, and all documents registered in CTIS for this trial
Documents 99 files
Public protocol annexes, IB summaries, regulatory submissions and post-authorisation documents registered in CTIS.
| Type | Title | Version |
|---|---|---|
| Protocol (for publication) | D1 HO181_AMLSG37-25_protocol 2025-522767-15 Public | 2 |
| Protocol (for publication) | D4_HO181 PF_QoL Questionnaire 1 statement_2025-522767-15 | 1 |
| Protocol (for publication) | D4_HO181 PF_QoL Questionnaire 1_ statement_2025-522767-15 | 1 |
| Protocol (for publication) | D4_HO181 PF_QoL Questionnaire 2 statement_2025-522767-15 | 1 |
| Protocol (for publication) | D4_HO181 PF_QoL Questionnaire 2_ statement_2025-522767-15 | 1 |
| Recruitment arrangements (for publication) | K1_HO181_Recruitment arrangements_Estonia | 1.0 |
| Recruitment arrangements (for publication) | K1_HO181_Recruitment-arrangements_DNK_Public | 1 |
| Recruitment arrangements (for publication) | K1_HO181_Recruitment-Arrangements_LT_LTU_Public | 1 |
| Recruitment arrangements (for publication) | K1_HO181_Recruitment-arrangements_NL_English | N/A |
| Recruitment arrangements (for publication) | K1_HOVON 181 AML_Recruitment and IC procedure_FIN_Fin_Public | 1 |
| Recruitment arrangements (for publication) | K1_HOVON 181 AML_Recruitment Arrangements_BE_Engllish_Public | 1.0 |
| Recruitment arrangements (for publication) | K1_HOVON_181_AML-AMLSG_37-25_Recruitment-Arrangements_ESP_Public | 1.0 |
| Recruitment arrangements (for publication) | K1_HOVON-181_Recruitment-Arrangements_AT | 1 |
| Recruitment arrangements (for publication) | K1_HOVON-181_Recruitment-Arrangements_DE_Public | 1 |
| Recruitment arrangements (for publication) | K1_HOVON-181_Recruitment-Arrangements_IE | N/A |
| Recruitment arrangements (for publication) | K1_HOVON-181_Recruitment-arrangements_ITA_ENG_Public | 1 |
| Recruitment arrangements (for publication) | K1_HOVON-181_Recruitment-Arrangements_SWE_swe_Public | n/a |
| Recruitment arrangements (for publication) | K1_HOVON-181-AML_Recruitment-arrangements_NOR_Public | 1 |
| Recruitment arrangements (for publication) | K1_HOVON181_Recruitment-Arrangments_POL_POL_Public | 1.0 |
| Subject information and informed consent form (for publication) | L1_ HOVON-181_Main-ICF_SWE_swe_Public | 2.0 |
| Subject information and informed consent form (for publication) | L1_ HOVON-181_Optional-storage-of-samples-ICF_SWE_swe_Public | 1.0 |
| Subject information and informed consent form (for publication) | L1_ HOVON-181_Pregnancy-ICF_SWE_swe_Public | 1.0 |
| Subject information and informed consent form (for publication) | L1_ HOVON-181_Screening-ICF_SWE_swe_Public | 5.0 |
| Subject information and informed consent form (for publication) | L1_HO181_Biobank-ICF_LT_LTU_Public | 1 |
| Subject information and informed consent form (for publication) | L1_HO181_Future-research_ICF_DNK_Dan_Public | 1 |
| Subject information and informed consent form (for publication) | L1_HO181_ICF_Biobank_EST_ENG_Public | 1 |
| Subject information and informed consent form (for publication) | L1_HO181_ICF_Biobank_EST_EST_Public | 1 |
| Subject information and informed consent form (for publication) | L1_HO181_ICF_Main_EST_ENG_Public | 2 |
| Subject information and informed consent form (for publication) | L1_HO181_ICF_Main_EST_EST_Public | 2 |
| Subject information and informed consent form (for publication) | L1_HO181_ICF_Pregnancy_EST_ENG_Public | 1 |
| Subject information and informed consent form (for publication) | L1_HO181_ICF_Pregnancy_EST_EST_Public | 1 |
| Subject information and informed consent form (for publication) | L1_HO181_ICF_Screening_EST_ENG_Public | 5.0 |
| Subject information and informed consent form (for publication) | L1_HO181_ICF_Screening_EST_EST_Public | 5.0 |
| Subject information and informed consent form (for publication) | L1_HO181_Main_ICF_DNK_Dan_Public | 2 |
| Subject information and informed consent form (for publication) | L1_HO181_Main-ICF_LTU_lit_Public | 2 |
| Subject information and informed consent form (for publication) | L1_HO181_Patient Card_EST_ENG_Public | 1 |
| Subject information and informed consent form (for publication) | L1_HO181_Patient Card_EST_EST_Public | 1 |
| Subject information and informed consent form (for publication) | L1_HO181_Patient Diary Bleximinib_Placebo_EST_ENG_Public | 02 |
| Subject information and informed consent form (for publication) | L1_HO181_Patient Diary Bleximinib_Placebo_EST_EST_Public | 02 |
| Subject information and informed consent form (for publication) | L1_HO181_Pregnancy_ICF_DNK_Dan_Public | 1 |
| Subject information and informed consent form (for publication) | L1_HO181_Pregnancy-ICF_LTU_lit_Public | 1 |
| Subject information and informed consent form (for publication) | L1_HO181_Right-Not-To-Know-Consent_DNK_Dan_Public | 1 |
| Subject information and informed consent form (for publication) | L1_HO181_Screening_ICF_DNK_Dan_Public | 5 |
| Subject information and informed consent form (for publication) | L1_HO181_Screening-ICF_LTU_lit_Public | 5 |
| Subject information and informed consent form (for publication) | L1_HO181_SIS-and-ICF-Main_NL _Dutch_Public | 2.1 |
| Subject information and informed consent form (for publication) | L1_HO181_SIS-and-ICF-Pregnancy_NL _Dutch_Public | 1.1 |
| Subject information and informed consent form (for publication) | L1_HO181_SIS-and-ICF-Screening_NL _Dutch_Public | 1.1 |
| Subject information and informed consent form (for publication) | L1_HOVON 181 AML_Biobank ICF_FIN_Fin_Public | 1 |
| Subject information and informed consent form (for publication) | L1_HOVON 181 AML_Main ICF_BE_Dutch_Public | 1.0 |
| Subject information and informed consent form (for publication) | L1_HOVON 181 AML_Main ICF_BE_English_Public | 1.0 |
| Subject information and informed consent form (for publication) | L1_HOVON 181 AML_Main ICF_BE_French_Public | 1.0 |
| Subject information and informed consent form (for publication) | L1_HOVON 181 AML_Main ICF_FIN_Fin_Public | 2 |
| Subject information and informed consent form (for publication) | L1_HOVON 181 AML_Pregnancy ICF_BE_Dutch_Public | 1.0 |
| Subject information and informed consent form (for publication) | L1_HOVON 181 AML_Pregnancy ICF_BE_English_Public | 1.0 |
| Subject information and informed consent form (for publication) | L1_HOVON 181 AML_Pregnancy ICF_BE_French_Public | 1.0 |
| Subject information and informed consent form (for publication) | L1_HOVON 181 AML_Pregnant participant ICF_FIN-Fin_Public | 1 |
| Subject information and informed consent form (for publication) | L1_HOVON 181 AML_Pregnant partner ICF_FIN-Fin_Public | 1 |
| Subject information and informed consent form (for publication) | L1_HOVON 181 AML_Screening ICF_BE_Dutch_Public | 5.0 |
| Subject information and informed consent form (for publication) | L1_HOVON 181 AML_Screening ICF_BE_English_Public | 5.0 |
| Subject information and informed consent form (for publication) | L1_HOVON 181 AML_Screening ICF_BE_French_Public | 5.0 |
| Subject information and informed consent form (for publication) | L1_HOVON 181 AML_Screening ICF_FIN_Fin_Public | 5 |
| Subject information and informed consent form (for publication) | L1_HOVON 181 AML_Sponsor Statement_Main ICF_BE_Public | 1.0 |
| Subject information and informed consent form (for publication) | L1_HOVON_181_AML-AMLSG_37-25_Main_ICF_ESP_SPA_Public | 2.0 |
| Subject information and informed consent form (for publication) | L1_HOVON_181_AML-AMLSG_37-25_Pregnant-Partner_ICF_ESP_SPA_Public | 1.0 |
| Subject information and informed consent form (for publication) | L1_HOVON_181_AML-AMLSG_37-25_Screening_ICF_ESP_SPA_Public | 5.0 |
| Subject information and informed consent form (for publication) | L1_HOVON-181_Biobank-ICF_AUT_German_Public | 1.1 |
| Subject information and informed consent form (for publication) | L1_HOVON-181_Biobank-ICF_DE_German_Public | 1.2 |
| Subject information and informed consent form (for publication) | L1_HOVON-181_Main-ICF_AUT_German_Public | 2.0 |
| Subject information and informed consent form (for publication) | L1_HOVON-181_Main-ICF_DE_German_Public | 2.1 |
| Subject information and informed consent form (for publication) | L1_HOVON-181_MAIN-ICF_ITA_ITA_Public | 1.0 |
| Subject information and informed consent form (for publication) | L1_HOVON-181_Pregnancy-FU-ICF_DE_German_Public | 1.1 |
| Subject information and informed consent form (for publication) | L1_HOVON-181_Pregnancy-ICF_AUT_German_Public | 1.1 |
| Subject information and informed consent form (for publication) | L1_HOVON-181_Pregnant-Participant-ICF_ITA_ITA_Public | 1.0 |
| Subject information and informed consent form (for publication) | L1_HOVON-181_Pregnant-Partner-ICF_ITA_ITA_Public | 1.0 |
| Subject information and informed consent form (for publication) | L1_HOVON-181_Screening-ICF_ITA_ITA_Public | 5.0 |
| Subject information and informed consent form (for publication) | L1_HOVON-181-AML_Broad-Consent-Future-Research-ICF_NOR_Norwegian_Public | 1.1 |
| Subject information and informed consent form (for publication) | L1_HOVON-181-AML_Main-ICF_IE_English_Public | 1.1 |
| Subject information and informed consent form (for publication) | L1_HOVON-181-AML_Main-ICF_NOR_Norwegian_Public | 2.1 |
| Subject information and informed consent form (for publication) | L1_HOVON-181-AML_Optional Biobank-ICF_IE_English_Public | 1 |
| Subject information and informed consent form (for publication) | L1_HOVON-181-AML_Pregnancy-ICF_IE_English_Public | 1 |
| Subject information and informed consent form (for publication) | L1_HOVON-181-AML_Pregnancy-ICF_NOR_Norwegian_Public | 1.1 |
| Subject information and informed consent form (for publication) | L1_HOVON-181-AML_Screening-ICF_IE_English_Public | 1.0 |
| Subject information and informed consent form (for publication) | L1_HOVON-181-AML_Screening-ICF_NOR_Norwegian_Public | 5.0 |
| Subject information and informed consent form (for publication) | L1_HOVON181_Main_ICF_POL_POL_Public | 2.0 |
| Subject information and informed consent form (for publication) | L1_HOVON181_Pregnancy_ICF_POL_POL_Public | 1.0 |
| Subject information and informed consent form (for publication) | L1_HOVON181_Screening_ICF_POL_POL_Public | 5.0 |
| Subject information and informed consent form (for publication) | L2_HOVON-181-AML_Patient-Card_IE_English_Public | 1.0.0 |
| Subject information and informed consent form (for publication) | L2_HOVON-181-AML_Patient-Diary-Bleximenib_IE_English_Public | 02 |
| Subject information and informed consent form (for publication) | M2_HOVON-181_ICF-contact-list_AT_Public | n/a |
| Synopsis of the protocol (for publication) | D1 HO181 Protocol synopsis DE 2025-522767-15 Public | 1 |
| Synopsis of the protocol (for publication) | D1 HO181 Protocol synopsis ENG 2025-522767-15 _Public | 1 |
| Synopsis of the protocol (for publication) | D1 HO181 Protocol synopsis ES 2025-522767-15_Public | 1 |
| Synopsis of the protocol (for publication) | D1 HO181 Protocol synopsis FR 2025-522767-15 Public | 1 |
| Synopsis of the protocol (for publication) | D1 HO181 Protocol synopsis NO 2025-522767-15_Public | 1 |
| Synopsis of the protocol (for publication) | D1 HO181 Protocol synopsis PL 2025-522767-15_Public | 1 |
| Synopsis of the protocol (for publication) | D1 HO181 Protocol synopsis SE 2025-522767-15_Public | 1 |
| Synopsis of the protocol (for publication) | D1 HO181 Protocol synopsis_IT 2025-522767-15_Public | 1 |
| Synopsis of the protocol (for publication) | D1 HO181_Protocol synopsis NL 2025-522767-15 Public | 1 |
| Synopsis of the protocol (for publication) | D1_HO181 Protocol_synopsis LT_2025-522767-15 Public | 1 |
Application history
17 submissions — initial application plus substantial / non-substantial modifications
| # | Type | Code | Submitted | Reference MS | Conclusion | Decision date |
|---|---|---|---|---|---|---|
| 1 | INITIAL | IN | 2025-09-04 | Netherlands | Acceptable 2026-01-14
|
2026-01-15 |
| 2 | NON SUBSTANTIAL MODIFICATION | NSM-1 | 2026-01-20 | Netherlands | Acceptable 2026-01-14
|
2026-01-20 |
| 3 | SUBSEQUENT ADDITION OF MSC | APP-3 | 2026-01-30 | Acceptable 2026-01-14
|
2026-04-08 | |
| 4 | SUBSEQUENT ADDITION OF MSC | APP-4 | 2026-01-30 | Acceptable 2026-01-14
|
2026-04-22 | |
| 5 | SUBSEQUENT ADDITION OF MSC | APP-5 | 2026-01-30 | Acceptable 2026-01-14
|
2026-04-13 | |
| 6 | SUBSEQUENT ADDITION OF MSC | APP-6 | 2026-01-30 | Acceptable 2026-01-14
|
2026-04-24 | |
| 7 | SUBSEQUENT ADDITION OF MSC | APP-7 | 2026-01-30 | 2026-04-02 | ||
| 8 | SUBSEQUENT ADDITION OF MSC | APP-8 | 2026-01-30 | Acceptable 2026-01-14
|
2026-04-20 | |
| 9 | SUBSEQUENT ADDITION OF MSC | APP-9 | 2026-01-30 | Acceptable 2026-01-14
|
2026-04-24 | |
| 10 | SUBSEQUENT ADDITION OF MSC | APP-10 | 2026-01-30 | Acceptable 2026-01-14
|
2026-04-22 | |
| 11 | SUBSEQUENT ADDITION OF MSC | APP-11 | 2026-01-30 | Acceptable 2026-01-14
|
2026-03-24 | |
| 12 | SUBSEQUENT ADDITION OF MSC | APP-12 | 2026-01-30 | Acceptable 2026-01-14
|
2026-04-23 | |
| 13 | SUBSTANTIAL MODIFICATION | SM-1 | 2026-01-30 | Acceptable | 2026-04-08 | |
| 14 | SUBSTANTIAL MODIFICATION | SM-2 | 2026-02-05 | Netherlands | Acceptable | 2026-02-18 |
| 15 | SUBSTANTIAL MODIFICATION | SM-3 | 2026-02-12 | Acceptable | 2026-02-27 | |
| 16 | SUBSTANTIAL MODIFICATION | SM-4 | 2026-03-20 | Acceptable | 2026-03-24 | |
| 17 | SUBSTANTIAL MODIFICATION | SM-5 | 2026-05-06 | Acceptable | 2026-05-11 |