Clinical trial • Phase II • Oncology

Venetoclax for Blastic plasmacytoid dendritic cell neoplasm

Phase II trial of Venetoclax for Blastic plasmacytoid dendritic cell neoplasm. open-label, none/not specified-controlled. 33 participants.

Overview

Trial Therapeutic Area
Oncology
Trial Disease
Blastic plasmacytoid dendritic cell neoplasm
Trial Stage
Phase II
Drug Modality
Small molecule|Peptide/protein/enzyme

Key dates

Initial CTIS Submission Date
29-01-2025
First CTIS Authorization Date
26-05-2025

Trial design

open-label, none/not specified-controlled Phase II trial across 34 sites in France.

Open Label
Yes
Comparator
None/Not specified
Target Sample Size
33

Eligibility

Recruits 33 No vulnerable populations selected. Inclusion criterion requires "Ability to understand the protocol and to sign an informed consent". Trial enrols adults (>18 years); no assent procedure or other special consent arrangements are described..

Pregnancy Exclusion
6.Pregnant or breastfeeding woman ;
Vulnerable Population
No vulnerable populations selected. Inclusion criterion requires "Ability to understand the protocol and to sign an informed consent". Trial enrols adults (>18 years); no assent procedure or other special consent arrangements are described.

Inclusion criteria

  • {"criterion_text":"- 1.Patients with a confirmed BPDCN diagnosis according to WHO 2022 revised criteria and have not received previous treatment ;\n- 2.Age >18 years ;\n- 3.Ability to understand the protocol and to sign an informed consent ;\n- 4.Possibility of follow-up ;\n- 5.ECOG < 3 ;\n- 6.Adequate renal function as demonstrated by a calculated creatinine clearance ≥ 45 mL/min by the Cockcroft-Gault formula ;\n- 7.\tAdequate cardiac function defined by LVEF >/= 50% by MUGA or ECHO and no clinically significant abnormalities on a 12-lead ECG ;\n- 8.Albumin level≥3,2g/dL ;\n- 9.Adequate liver function ;\n- 10.Men, and women of childbearing potential must be using a highly effective method of contraception ;\n- 11.Negative urine/blood pregnancy test within 1 week prior to the initiation of treatment"}

Exclusion criteria

  • {"criterion_text":"- 1.\tParticipation to another clinical trial with any investigative drug within 30 days prior to study enrolment ;\n- 2.Previous treatment with venetoclax or tagraxofusp ;\n- 3.Concomitant immunosuppressive therapy –except for low-dose prednisone (≤10 mg/day) ;\n- 4.Concomitant treatment with medications prohibited in association with venetoclax ;\n- 5.Known allergy or sensitivity to tagraxofusp, venetoclax, and any of its components or excipients ;\n- 6.Pregnant or breastfeeding woman ;\n- 7.Peripheral neuropathy grade > 2 ;\n- 8.\tKnown positivity for hepatitis B or C infection except for those subjects with an undetectable viral load or subjects with serologic evidence of prior vaccination to HBV ;\n- 9.Known HIV-positivity ;\n- 10.Evidence of uncontrolled systemic infection requiring therapy (viral, bacterial, or fungal) ;\n- 11.Subject has any history of clinically significant condition(s) that in the opinion of the investigator would adversely affect his/her participating in this study ;\n- 12.Subject with a history of other malignancies prior to study ;\n- 13.Malabsorption syndrome or other conditions that preclude enteral route of administration"}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Proportion of participants who achieve a cCR after 3 TAGVEN cycles.","definition_or_measurement_approach":"cCR (composite complete remission) defined as complete remission (CR) or complete remission with incomplete marrow recovery (Cri) according to European Leukemia Net 2022 definitions adapted for BPDCN, or complete response with minimal residual skin abnormality (CRc[clinical]) defined by ≥75% clearance of a patient’s skin lesions from baseline and a complete metabolic response after 3 cycles of TAGVEN."}

Secondary endpoints

  • {"endpoint_text":"- Objective response rate including cCR and partial remission after 3 TAGVEN cycles\n- Safety profile of the tagraxofusp and venetoclax combination\n- Proportion of patients with MRD\n- Negative responses measured by flow cytometry\n- Progression-free Survival\n- Duration of response\n- Overall Survival\n- Proportion of patients bridged to allogeneic stem cell transplantation\n- Possible predictors of response with respect to cytogenetics and mutational status","definition_or_measurement_approach":"Objective response rate (ORR) defined as cCR + partial response (PR) after 3 TAGVEN cycles; MRD assessed by flow cytometry (negative responses measured by flow cytometry; protocol notes sensitivity of 0.1% in secondary objectives); Safety assessed by standard adverse event reporting; PFS, Duration of response, Overall Survival measured using standard time-to-event analyses; proportion bridged to allogeneic transplantation recorded; predictors assessed by cytogenetic and molecular status analyses."}

Recruitment

Planned Sample Size
33
Recruitment Window Months
72
Consent Approach
Informed consent must be provided and signed by the participant (adult >18 years). Inclusion requires the "Ability to understand the protocol and to sign an informed consent". Subject information and informed consent form documents are included in study documents. Protocol synopsis documents are available in French and English. No assent process or other special consent arrangements are described.

Geography

Total Number Of Sites
34
Total Number Of Participants
33

France

Latest Decision Or Authorization Date
03-07-2025
Number Of Sites
34
Number Of Participants
33

Sites

Site Name
Institut Paoli Calmettes
Department Name
Hematology
Principal Investigator Name
Valerio MAISANO
Principal Investigator Email
maisanov@ipc.unicancer.fr
Contact Person Name
Valerio MAISANO
Contact Person Email
maisanov@ipc.unicancer.fr
Site Name
Groupe Hospitalier De La Region De Mulhouse Et Sud Alsace
Department Name
Hematology
Principal Investigator Name
Mario OJEDA-URIBE
Principal Investigator Email
ojeda-uribem@ghrmsa.fr
Contact Person Name
Mario OJEDA-URIBE
Contact Person Email
ojeda-uribem@ghrmsa.fr
Site Name
Institut De Cancerologie Strasbourg Europe
Department Name
Hematology
Principal Investigator Name
Célestine SIMAND
Principal Investigator Email
c.simand@icans.eu
Contact Person Name
Célestine SIMAND
Contact Person Email
c.simand@icans.eu
Site Name
Centre Hospital Region Metz Thionville
Department Name
Hematology
Principal Investigator Name
Houria DEBARRI
Principal Investigator Email
h.debarri@chr-metz-thionville.fr
Contact Person Name
Houria DEBARRI
Site Name
Centre Hospitalier Sud Francilien
Department Name
Hematology
Principal Investigator Name
Célia SALANOUBAT
Principal Investigator Email
celia.salanoubat@chsf.fr
Contact Person Name
Célia SALANOUBAT
Contact Person Email
celia.salanoubat@chsf.fr
Site Name
CHRU De Nancy
Department Name
Hematology
Principal Investigator Name
Caroline BONMATI
Principal Investigator Email
c.bonmati@chru-nancy.fr
Contact Person Name
Caroline BONMATI
Contact Person Email
c.bonmati@chru-nancy.fr
Site Name
Hopital Henri Mondor - 1 rue Gustave Eiffel
Department Name
Hematology
Principal Investigator Name
Mathieu LECLER
Principal Investigator Email
mathieu.lecler@aphp.fr
Contact Person Name
Mathieu LECLER
Contact Person Email
mathieu.lecler@aphp.fr
Site Name
Centre Hospitalier Universitaire D'Angers
Department Name
Hematology
Principal Investigator Name
Mathilde HUNAULT
Principal Investigator Email
MaHunault@chu-angers.fr
Contact Person Name
Mathilde HUNAULT
Contact Person Email
MaHunault@chu-angers.fr
Site Name
Centre Hospitalier D Avignon
Department Name
Hematology
Principal Investigator Name
Safia CHEBREK
Principal Investigator Email
chebrek.safia@ch-avignon.fr
Contact Person Name
Safia CHEBREK
Contact Person Email
chebrek.safia@ch-avignon.fr
Site Name
Centre Hospitalier Universitaire De Toulouse
Department Name
Hematology
Principal Investigator Name
Christian RECHER
Principal Investigator Email
recher.christian@iuctoncopole.fr
Contact Person Name
Christian RECHER
Site Name
Centre Hospitalier Universitaire Amiens Picardie
Department Name
Hematology
Principal Investigator Name
Jean-Pierre MAROLLEAU
Principal Investigator Email
marolleau.jean-pierre@chu-amiens.fr
Contact Person Name
Jean-Pierre MAROLLEAU
Site Name
Centre Hospitalier Universitaire De Montpellier
Department Name
Hematology
Principal Investigator Name
Sarah BONNET
Principal Investigator Email
sarah.bonnet@chu-montpellier.fr
Contact Person Name
Sarah BONNET
Site Name
CHU Rennes Pontchaillou Hospital
Department Name
Hematology
Principal Investigator Name
Jean-Baptiste MEAR
Principal Investigator Email
jean-baptiste.mear@chu-rennes.fr
Contact Person Name
Jean-Baptiste MEAR
Site Name
Centre Hospitalier Universitaire Reims
Department Name
Hematology
Principal Investigator Name
Chantal HIMBERLIN
Principal Investigator Email
chimberlin@chu-reims.fr
Contact Person Name
Chantal HIMBERLIN
Contact Person Email
chimberlin@chu-reims.fr
Site Name
Centre Hospitalier Victor Dupouy
Department Name
Hematology
Principal Investigator Name
Benjamin PAPOULAR
Principal Investigator Email
Benjamin.papoular@ch-argenteuil.fr
Contact Person Name
Benjamin PAPOULAR
Site Name
Oncoradio Centre Oncogard
Department Name
Hematology
Principal Investigator Name
Samy CHRAIBI
Principal Investigator Email
samy.chraibi@chu-nimes.fr
Contact Person Name
Samy CHRAIBI
Contact Person Email
samy.chraibi@chu-nimes.fr
Site Name
Hopital Saint Louis
Department Name
Hematology
Principal Investigator Name
Lionel ADES
Principal Investigator Email
lionel.ades@aphp.fr
Contact Person Name
Lionel ADES
Contact Person Email
lionel.ades@aphp.fr
Site Name
Centre Hospitalier Universitaire Grenoble Alpes
Department Name
Hematology
Principal Investigator Name
Martin CARRE
Principal Investigator Email
MCarre1@chu-grenoble.fr
Contact Person Name
Martin CARRE
Contact Person Email
MCarre1@chu-grenoble.fr
Site Name
Centre Hospitalier Universitaire De Lille
Department Name
Hematology
Principal Investigator Name
Céline BERTHON
Principal Investigator Email
Celine.BERTHON@chu-lille.fr
Contact Person Name
Céline BERTHON
Contact Person Email
Celine.BERTHON@chu-lille.fr
Site Name
Centre Hospitalier De Versailles
Department Name
Hematology
Principal Investigator Name
Fatiha MERABET
Principal Investigator Email
fmerabet@ght78sud.fr
Contact Person Name
Fatiha MERABET
Contact Person Email
fmerabet@ght78sud.fr
Site Name
Hopital Necker-Enfants Malades
Department Name
Hematology
Principal Investigator Name
Felipe SUAREZ
Principal Investigator Email
felipe.suarez@aphph.fr
Contact Person Name
Felipe SUAREZ
Contact Person Email
felipe.suarez@aphph.fr
Site Name
CHU Besancon
Department Name
Hematology
Principal Investigator Name
Eric DECONINCK
Principal Investigator Email
edeconinck@chu-besancon.fr
Contact Person Name
Eric DECONINCK
Contact Person Email
edeconinck@chu-besancon.fr
Site Name
Centre Hospitalier Universitaire De Nantes
Department Name
Hematology
Principal Investigator Name
Alice GARNIER
Principal Investigator Email
alice.garnier@chu-nantes.fr
Contact Person Name
Alice GARNIER
Contact Person Email
alice.garnier@chu-nantes.fr
Site Name
Centre Henri Becquerel
Department Name
Hematology
Principal Investigator Name
Emilie LEMASLE
Principal Investigator Email
emilie.lemasle@chb.unicancer.fr
Contact Person Name
Emilie LEMASLE
Site Name
Hopital D'Instruction Des Armees Percy
Department Name
Hematology
Principal Investigator Name
Justine SIAVELLIS
Principal Investigator Email
justine.siavellis@intradef.gouv.fr
Contact Person Name
Justine SIAVELLIS
Site Name
CHRU Tours Hopital Bretonneau
Department Name
Hematology
Principal Investigator Name
Albian VILLATE
Principal Investigator Email
a.villate@chu-tours.fr
Contact Person Name
Albian VILLATE
Contact Person Email
a.villate@chu-tours.fr
Site Name
Centre Hospitalier Universitaire De Saint Etienne
Department Name
Hematology
Principal Investigator Name
Emmanuelle TAVERNIER
Principal Investigator Email
emmanuelle.tavernier@chu-st-etienne.fr
Contact Person Name
Emmanuelle TAVERNIER
Site Name
CHU d'Estaing
Department Name
Hematology
Principal Investigator Name
Aurelie RAVINET
Principal Investigator Email
aravinet@chu-clermontferrand.fr
Contact Person Name
Aurelie RAVINET
Site Name
Centre Hospitalier Et Universitaire De Limoges
Department Name
Hematology
Principal Investigator Name
Pascal TURLURE
Principal Investigator Email
pascal.turlure@chu-limoges.fr
Contact Person Name
Pascal TURLURE
Contact Person Email
pascal.turlure@chu-limoges.fr
Site Name
Assistance Publique Hopitaux de Paris – Hopital Cochin
Department Name
Hematology
Principal Investigator Name
Justine DECROOCQ
Principal Investigator Email
ustine.decroocq@aphp.fr
Contact Person Name
Justine DECROOCQ
Contact Person Email
ustine.decroocq@aphp.fr
Site Name
Institut Gustave Roussy
Department Name
Hematology
Principal Investigator Name
David GHEZ
Principal Investigator Email
David.GHEZ@gustaveroussy.fr
Contact Person Name
David GHEZ
Contact Person Email
David.GHEZ@gustaveroussy.fr
Site Name
Centre Hospitalier Universitaire De Poitiers
Department Name
Hematology
Principal Investigator Name
Maria-Pilar GALLEGOHERNANZ
Principal Investigator Email
maria-pilar.gallegohernanz@chu-poitiers.fr
Contact Person Name
Maria-Pilar GALLEGOHERNANZ
Site Name
Hopital Haut Leveque
Department Name
Hematology
Principal Investigator Name
Pierre-Yves DUMAS
Principal Investigator Email
pierre-yves.dumas@chu-bordeaux.fr
Contact Person Name
Pierre-Yves DUMAS
Site Name
Hospices Civils De Lyon
Department Name
Hematology
Principal Investigator Name
Mael HEIBLIG
Principal Investigator Email
mael.heiblig@chu-lyon.fr
Contact Person Name
Mael HEIBLIG
Contact Person Email
mael.heiblig@chu-lyon.fr

Sponsor

Primary sponsor

Full Name
French Innovative Leukemia Organization
Organisation Type
Laboratory/Research/Testing facility
Country Of Registered Address
France

Third parties

  • {"country":"France","full_name":"For Drug Consulting","duties_or_roles":"sponsorDuties codes: 8","organisation_type":"Pharmaceutical company"}
  • {"country":"France","full_name":"Oxmo Cdm","duties_or_roles":"sponsorDuties codes: 6","organisation_type":"Non-Pharmaceutical company"}
  • {"country":"France","full_name":"Quanticsoft","duties_or_roles":"sponsorDuties codes: 7","organisation_type":"Pharmaceutical company"}
  • {"country":"France","full_name":"Besancon University Hospital Center","duties_or_roles":"sponsorDuties codes: 4","organisation_type":"Hospital/Clinic/Other health care facility"}
  • {"country":"France","full_name":"Eurofins Clinical Trial Supplies France","duties_or_roles":"sponsorDuties codes: 14","organisation_type":"Pharmaceutical company"}
  • {"country":"Germany","full_name":"Fisher Clinical Services GmbH","duties_or_roles":"sponsorDuties codes: 14","organisation_type":"Pharmaceutical company"}
  • {"country":"France","full_name":"Silicon Marketing","duties_or_roles":"sponsorDuties codes: 15 (DPO)","organisation_type":"Pharmaceutical company"}

Investigational products

Investigational Product Name
Venetoclax
Active Substance
Venetoclax
Modality
Small molecule
Routes Of Administration
ORAL USE
Route
ORAL
Maximum Dose
400 mg (max daily/total amount as listed)
Investigational Product Name
ELZONRIS 1 mg/mL concentrate for solution for infusion
Active Substance
Tagraxofusp
Modality
Peptide/protein/enzyme
Routes Of Administration
IV INFUSION
Route
IV
Authorisation Status
Marketing authorisation number EU/1/20/1504/001 (product info present)
Maximum Dose
12 µg/Kg (max daily/total amount as listed)
Combination Treatment
Yes

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