Actively Recruiting

Phase 2
Age: 18Years - 79Years
All Genders
ID05249959

Consolidation With Loncastuximab Tesirine After a Short Course of Immunochemotherapy in BTKi-treated or Intolerant Relapsed/Refractory Mantle Cell Lymphoma Patients

Led by Fondazione Italiana Linfomi - ETS ยท Updated on 2026-01-05

49

Participants Needed

21

Research Sites

153 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

Researchers are evaluating the use of loncastuximab tesirine as a consolidation therapy for patients with relapsed or refractory Mantle Cell Lymphoma (MCL) who have been treated with Bruton Tyrosine Kinase inhibitors (BTKi) or are intolerant to BTKi. This phase 2, multicenter, open-label, single-arm study aims to assess the effectiveness and safety of adding loncastuximab tesirine after a short course of salvage immunochemotherapy in these patients. The trial is sponsored by Fondazione Italiana Linfomi - ETS (FIL ETS). Participants will receive an induction phase with two cycles of Rituximab-Bendamustine-Cytarabine (R-BAC) every 28 days, followed by restaging. Patients who achieve complete response, partial response, or stable disease will then undergo consolidation with four infusions of loncastuximab tesirine over 12 weeks, with two infusions at a higher dose followed by two at a reduced dose. Those considered frail or unfit may receive a reduced induction regimen. The study includes a screening period of up to 21 days, treatment lasting up to 22 weeks, and a follow-up phase with visits every 4-8 weeks in the first year, then every 8-12 weeks for at least two more years. During the trial, patients will undergo disease evaluation at baseline, after induction, after consolidation, and every six months during follow-up, using CT, PET scans, and bone marrow biopsies as needed. Researchers will monitor treatment responses, minimal residual disease, and safety outcomes, with data collected for up to 36 months after treatment start. An extended follow-up period of two additional years will track long-term patient status and potential late effects. Patients who do not respond or whose disease progresses will receive standard clinical care.

CONDITIONS

Brief Title

Consolidation With Loncastuximab Tesirine After a Short Course of Immunochemotherapy in BTKi-treated (or Intolerant) Relapsed/Refractory Mantle Cell Lymphoma Patients.

Who Can Participate

Age: 18Years - 79Years
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Histologically confirmed diagnosis of Mantle Cell Lymphoma according to WHO 2017 classification
  • Age 18 years or older and younger than 85 years
  • Relapsed or refractory disease after one to four prior treatments
  • Bendamustine-naive or relapsed at least one year after last bendamustine-containing treatment
  • Previous treatment with BTKi monotherapy or BTKi-containing regimens, or intolerant to BTKi and requiring treatment
  • Prior anti-CD19 treatment allowed if CD19 expression is confirmed
  • Venetoclax-treated patients allowed
  • Eligible for stem cell transplant
  • Measurable nodal or extranodal disease of at least 1.5 cm in two dimensions or bone marrow involvement only
  • ECOG performance status 0 to 2 unless due to MCL
  • Laboratory values within specified limits unless caused by bone marrow involvement
  • Ability to understand and sign informed consent
  • Ability to follow study visit schedule
  • Life expectancy of at least 3 months
  • Women of childbearing potential and men must agree to use effective contraception during and after treatment for specified periods
Not Eligible

You will not qualify if you...

  • Relapse less than one year after bendamustine-containing regimen
  • Known hypersensitivity to human antibodies
  • Allogenic stem cell transplant within 6 months or with active graft-versus-host disease
  • Previous treatment with CD19 targeting agents
  • More than four prior treatment lines
  • Active second malignancy within 3 years except certain specified cancers
  • Major surgery or anticancer therapy within 14 days before study drug
  • Heart failure NYHA class 2 or higher
  • Significant neurologic, psychiatric, endocrine, metabolic, immune, or liver disease affecting participation
  • Uncontrolled systemic infections including active viral infections
  • Chronic or acute hepatitis B or C requiring treatment (with some exceptions)
  • HIV positive
  • Active central nervous system lymphoma involvement
  • Congenital long QT syndrome or prolonged QTc interval
  • Any other medical condition that would make participation unsafe or inappropriate
  • Pregnancy or breastfeeding

AI-Screening

AI-Powered Screening

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Your Study Journey

Screening

Duration - Up to 3 weeks

Participants are screened for eligibility to participate in the trial.

1 visit (in-person) for screening and enrollment

Treatment

Duration - Up to 22 weeks

Participants receive two cycles of immunochemotherapy (R-BAC) over 8 weeks followed by restaging. Those with complete response, partial response, or stable disease then receive consolidation with loncastuximab tesirine consisting of 4 doses given every 3 weeks over 12 weeks.

Multiple visits during 2 cycles of immunochemotherapy over 8 weeks plus 4 infusion visits every 3 weeks over 12 weeks for consolidation

Follow-up

Duration - At least 3 years

After treatment, participants are followed up with visits every 4 to 8 weeks for the first year, then every 8 to 12 weeks for at least 2 years to monitor health status and disease progression.

Visits every 4-8 weeks for the first year, then every 8-12 weeks for at least 2 years

Trial Site Locations

Total: 21 locations

1

ASST Spedali Civili di Brescia

Brescia, Italy, Italy, 25123

Actively Recruiting

2

S.C. Ematologia - A.S.O. "SS Antonio e Biagio e Cesare Arrigo"

Alessandria, Italy

Actively Recruiting

3

S.C. di Ematologia - A.O. S. Croce e Carle

Cuneo, Italy, 12100

Actively Recruiting

4

Unitร  funzionale di Ematologia - Azienda Ospedaliera Universitaria Careggi

Florence, Italy, 50141

Actively Recruiting

5

Ematologia - Ospedale Policlinico San Martino S.S.R.L. - IRCCS per l'Oncologia

Genova, Italy, 16132

Actively Recruiting

6

Ematologia - Fondazione IRCCS Istituto Nazionale dei Tumori di Milano

Milan, Italy, 20133

Actively Recruiting

7

S.C. Ematologia - ASST Grande Ospedale Metropolitano Niguarda

Milan, Italy, 20162

Actively Recruiting

8

UOC Ematologia Oncologica - Istituto Nazionale Tumori - IRCCS Fondazione G. Pascale

Naples, Italy, 80131

Actively Recruiting

9

SCDU Ematologia - AOU Maggiore della Caritร  di Novara

Novara, Italy, 28100

Actively Recruiting

10

Divisione di Ematologia - A.O. Ospedali Riuniti Villa Sofia-Cervello

Palermo, Italy, 90146

Actively Recruiting

11

Divisione di Ematologia - IRCCS Policlinico S. Matteo di Pavia

Pavia, Italy, 27100

Actively Recruiting

12

Ematologia - Ospedale delle Croci

Ravenna, Italy, 48121

Actively Recruiting

13

Ematologia - Azienda Unitะฐ Sanitaria Locale-IRCCS - Arcispedale Santa Maria Nuova

Reggio Emilia, Italy, 42123

Actively Recruiting

14

U.O. di Ematologia - Ospedale degli Infermi di Rimini

Rimini, Italy, 47923

Actively Recruiting

15

Dipartimento di Medicina Traslazionale e di Precisione - Policlinico Umberto I - Universitร  "La Sapienza" Istituto Ematologia

Roma, Italy, 00161

Actively Recruiting

16

U.O. Ematologia - Istituto Clinico Humanitas

Rozzano, Italy, 20089

Actively Recruiting

17

S.C. Ematologia Universitaria - A.O.U. Cittร  della Salute e della Scienza di Torino

Torino, Italy, 10126

Actively Recruiting

18

S.C di Ematologia - Ospedale Ca Foncello

Treviso, Italy, 31100

Actively Recruiting

19

U.O.C Ematologia e Trapianto - A.O. C. Panico

Tricase, Italy, 73039

Actively Recruiting

20

SC Ematologia - Azienda Sanitaria Universitaria Giuliano Isontina (ASUGI)

Trieste, Italy, 34121

Actively Recruiting

21

U.O. Ematologia - AOU Integrata di Verona

Verona, Italy, 37134

Actively Recruiting

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Research Team

S

Stefania Badiali

G

Giorgio Priolo

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NA

Model

SINGLE_GROUP

Primary Purpose

TREATMENT

Number of Arms

1

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