Status:

RECRUITING

A Study Evaluating the Efficacy and Safety of Pirtobrutinib in Participants With Relapsed or Refractory Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma

Lead Sponsor:

Loxo Oncology, Inc.

Collaborating Sponsors:

Eli Lilly and Company

Conditions:

Chronic Lymphocytic Leukemia

Small Lymphocytic Lymphoma

Eligibility:

All Genders

18+ years

Phase:

PHASE2

Brief Summary

The main purpose of Part 1 of this study is to assess the efficacy and safety of 3 dose levels of Pirtobrutinib in participants with chronic lymphocytic leukemia (CLL) or small lymphocytic lymphoma (S...

Eligibility Criteria

Inclusion

  • Have confirmed diagnosis of CLL/SLL as defined by iwCLL 2018 criteria.
  • Part 1: Have received prior CLL/SLL treatment
  • Have received at least 1, but not more than 3 lines of prior treatment for CLL/SLL
  • Have received a covalent BTK inhibitor
  • Part 2: Have received no prior treatment for CLL/SLL
  • Part 1 - Known 17p deletion status (positive or negative)
  • Part 2 - Must have 17p deletion (positive)
  • Have a requirement for therapy consistent with iwCLL 2018 criteria for initiation of therapy
  • Capable of swallowing oral study medication.
  • Have an Eastern Cooperative Oncology Group Performance Status (ECOG) score of 0 to 2.

Exclusion

  • Have received prior treatment with a BTK degrader or a noncovalent BTK inhibitor
  • Have a history of greater than or equal to (\>=) Grade 3 bleeding due to treatment with a BTK inhibitor
  • Have known or suspected Richter's transformation
  • Have known or suspected history of central nervous system involvement by CLL/SLL
  • Previous or concurrent cancer distinct from CLL/SLL within 3 years before randomization. Exceptions may occur with documented sponsor approval. Examples include:
  • nonmelanoma skin cancer or lentigo malignant melanoma
  • cervical carcinoma in situ
  • localized prostate cancer undergoing active surveillance, and
  • localized (for example, lymph node negative) breast cancer with no evidence of active disease present for more than 3 years. Individual may be receiving adjuvant hormonal therapy

Key Trial Info

Start Date :

January 3 2025

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 1 2028

Estimated Enrollment :

249 Patients enrolled

Trial Details

Trial ID

NCT06588478

Start Date

January 3 2025

End Date

December 1 2028

Last Update

December 17 2025

Active Locations (135)

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Page 1 of 34 (135 locations)

1

Ironwood Cancer & Research Centers

Chandler, Arizona, United States, 85224

2

City of Hope National Medical Center

Duarte, California, United States, 91010

3

City of Hope National Medical Center

Irvine, California, United States, 92618

4

Palo Alto Medical Foundation Research Institute (PAMFRI)

Palo Alto, California, United States, 94304