Actively Recruiting

Phase 2
Age: 18Years +
All Genders
NCT06333262

Fixed Duration Pirtobrutinib and Obinutuzumab in Chronic Lymphocytic Leukemia

Led by Inhye Ahn · Updated on 2026-01-21

60

Participants Needed

4

Research Sites

427 weeks

Total Duration

On this page

Sponsors

I

Inhye Ahn

Lead Sponsor

E

Eli Lilly and Company

Collaborating Sponsor

AI-Summary

What this Trial Is About

This study will evaluate fixed-duration therapy with pirtobrutinib and obinutuzumab given over 12 cycles (approximately 1 year) as first-line treatment of chronic lymphocytic leukemia or small lymphocytic lymphoma (CLL or SLL).

CONDITIONS

Official Title

Fixed Duration Pirtobrutinib and Obinutuzumab in Chronic Lymphocytic Leukemia

Who Can Participate

Age: 18Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Diagnosis of chronic lymphocytic leukemia or small lymphocytic lymphoma according to 2018 IWCLL guidelines
  • Measurable disease with lymphocyte count > 5,000/µL, lymph nodes ≥ 1.5 cm on imaging, or bone marrow involvement ≥ 30%
  • No prior systemic treatment for CLL or SLL
  • Indication for treatment based on 2018 IWCLL guidelines
  • Age 18 years or older
  • Eastern Cooperative Oncology Group performance status of 2 or less
  • Adequate organ and bone marrow function as defined by study protocol
  • Ability to take oral medications
  • Willingness and ability to provide written informed consent
Not Eligible

You will not qualify if you...

  • Known or suspected Richter's transformation or central nervous system involvement
  • History of bleeding disorders
  • Stroke or intracranial hemorrhage within 6 months before starting study treatment
  • Significant cardiovascular disease including uncontrolled arrhythmia, severe heart failure, or reduced left ventricular ejection fraction (< 40%) within past 12 months
  • History of other cancers with life expectancy under 2 years
  • Receiving other investigational agents
  • Recent systemic immunosuppression within 28 days or prednisone over 20 mg daily within 7 days before study treatment
  • Live vaccine within 4 weeks before starting treatment
  • Major surgery within 4 weeks before starting treatment
  • Current or recent infection requiring intravenous antibiotics at screening
  • Positive HIV test or unknown HIV status without negative test at screening
  • Active infections with human T cell leukemia virus, hepatitis B or C, or cytomegalovirus
  • Pregnancy, breastfeeding, or planning to breastfeed during or within 6 months after treatment
  • Active malabsorption syndrome or conditions affecting drug absorption
  • Active uncontrolled autoimmune cytopenia
  • Significant other co-morbid conditions or diseases

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 4 locations

1

New England Cancer Specialists

Scarborough, Maine, United States, 04074

Actively Recruiting

2

Beth Israel Deaconess Medical Center

Boston, Massachusetts, United States, 02215

Actively Recruiting

3

Brigham & Women's Hospital

Boston, Massachusetts, United States, 02215

Actively Recruiting

4

Dana-Farber Cancer Institute

Boston, Massachusetts, United States, 02215

Actively Recruiting

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Research Team

H

Hang Phan, BS

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NA

Model

SEQUENTIAL

Primary Purpose

TREATMENT

Number of Arms

1

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