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Taking peoplePhase 4

Long-term safety of pirtobrutinib in people with blood cancers

Tests long-term safety of pirtobrutinib in adults with chronic lymphocytic leukemia or lymphoma.

Plain-language title generated from the registry record
Registry title: A Study of (LY3527727) Pirtobrutinib in Participants With Previously Treated Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma or Non-Hodgkin Lymphoma

Key facts

Where
Aichi-Ken, Cho-ku, Fukuoka, Isehara, Miyagi-Ken, and Sapporo, JapanSee the 6 sites
Phase
Phase 4

Where in Japan

  • Nagoya Medical CenterAichi-Ken, JapanNo longer taking part
  • National Cancer Center HospitalCho-ku, JapanNo longer taking part
  • National Hospital Organization Kyushu Cancer CenterFukuoka, JapanNo longer taking part
  • Tokai University Hospital- Isehara CampusIsehara, JapanNo longer taking part
  • Tohoku University HospitalMiyagi-Ken, JapanNo longer taking part
  • Hokkaido University HospitalSapporo, JapanNo longer taking part

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?
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Trial details

Who runs it
Eli Lilly and Company
Trial code
NCT06876662
Record updated
2 March 2026
Original description
Study J2N-MC-JZ01 (JZ01) is an individual-study appendix (ISA) under master protocol J2N-MC-JZNY, and represents participants from the completed originator study, clinical study LOXO-BTK-18001/J2N-OX-JZNA. Participants in the originator study will have the opportunity to continue their assigned study intervention or continue their follow-up visits by transitioning to this study. This study will evaluate the long-term safety and efficacy of pirtobrutinib.Read full original descriptionShow less

Long-Term Safety of Pirtobrutinib in Participants From Study LOXO-BTK-18001 With Previously Treated Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma or Non-Hodgkin Lymphoma

Study J2N-MC-JZ01 (JZ01) is an individual-study appendix (ISA) under master protocol J2N-MC-JZNY, and represents participants from the completed originator study, clinical study LOXO-BTK-18001/J2N-OX-JZNA. Participants in the originator study will have the opportunity to continue their assigned study intervention or continue their follow-up visits by transitioning to this study. This study will evaluate the long-term safety and efficacy of pirtobrutinib.

Inclusion: Are currently enrolled and active in the originator study, LOXO-BTK-18001. A participant is considered active in the study if they are:; receiving study intervention; in the short-term follow-up period, or; in the long-term follow-up period.

Exclusion: Were a participant in the Phase 1b cohort of Study LOXO-BTK-18001.

ClinicalTrials.gov NCT06876662