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RecruitingLast updated: 2 February 2024

BLOCK PCNSL (NHL32): This phase II study is trying to determine if standard chemotherapy induction therapy followed by immunotherapy (pembrolizumab) will be effective in maintaining life expectancy with minimal side effects for people with primary central nervous system lymphomaAn ALLG Phase II study of pembrolizumab checkpoint blockade following chemoimmunotherapy for primary central nervous system lymphoma

Clinical summary

Summary

All participants in this trial will receive chemotherapy induction therapy (CIT) of either A) Rituximab, Methotrexate, Procarbazine & Vincristine (R-MPV) Cytarabine (Ara-C); or B) Cytarabine, Thiopeta & Rituximab (MATRix). The CIT given is at the discretion of the participant's clinician and is not assessed as part of this study. Once the induction treatment is complete, participants will receive Pembrolizumab immunotherapy (200mg via intravenous infusion) commencing 4-6 weeks after last CIT exposure, and administered every 3 weeks for 35 cycles/2 years.

Conditions

This trial is treating patients with primary central nervous system lymphoma.

Cancer

Blood Cancers Haematological

Age

People18+

Phase

II

Trial Acronym

BLOCK PCNSL (NHL32)

More information

Trial Identifiers

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Trial sponsor

Merck,Australasian Leukaemia and Lymphoma Group (ALLG)

Scientific Title

An ALLG Phase II study of pembrolizumab checkpoint blockade following chemoimmunotherapy for primary central nervous system lymphoma

Eligibility

Inclusion

 

Treatment-naïve new diagnosis of PCNSL (DLBCL)
Age = greater than or equal to 18 years
ECOG = less than or equal to 3
Considered appropriate for induction CIT as per investigator
No standard contraindication to immune checkpoint inhibition

Exclusion

Active autoimmune disease
Unfit for induction CIT (prohibitive organ dysfunction)
Non-B-cell lymphoma subtype
Systemic involvement with aggressive lymphoma

Inclusion

  • You have been diagnosed with cancer, but have not received any treatment.

Exclusion

  • You have certain types of non-cancer medical conditions.
Message

Clinical trials have complex eligibility criteria.

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