🏛️ Verified NIH Record • Updated 2026-06-16
Ibrutinib in Treating Patients With Relapsed Hairy Cell Leukemia (NCT01841723)
A Multicenter Phase 2 Study of the Bruton's Tyrosine Kinase Inhibitor PCI-32765 (Ibrutinib) for Treatment of Relapsed Hairy Cell Leukemia
🔵 Active, Not Recruiting Phase2 💊 Investigational Drug / Biologic Sponsor: National Cancer Institute (NCI)
🩺 Plain-English Summary (8th-Grade Level)
This phase II trial studies how well ibrutinib works in treating patients with hairy cell leukemia that has returned after a period of improvement. Ibrutinib may stop the growth of cancer cells by blocking some of the enzymes needed for cell growth.
Who can join: Review the eligibility criteria below.
Location: National Institutes of Health Clinical Center — Bethesda, Maryland
Age range: 18 Years
🧪 Interventions in This Study
📋 "Do I Qualify?" — 1-Minute Self Screener
Instant ChecklistFull eligibility criteria are available on the official NIH protocol. View the criteria ↗
📍 All Participating Trial Locations (5 Sites)
- National Institutes of Health Clinical Center — Bethesda, Maryland
- Wayne State University/Karmanos Cancer Institute — Detroit, Michigan
- Mayo Clinic in Rochester — Rochester, Minnesota
- Ohio State University Comprehensive Cancer Center — Columbus, Ohio
- UT MD Anderson Cancer Center — Houston, Texas
💰 Cost, Insurance & Patient Rights
- 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
- Routine Patient Care: Under federal law (ACA § 2709) and many state statutes, routine care costs are covered during participation.
- Voluntary Participation: You may withdraw at any time without affecting your standard medical care.
More studies in Hairy Cell Leukemia
- Encorafenib Plus Binimetinib for People With BRAF V600 Mutated Relapsed/Refractory HCL — Bethesda, Maryland
- Moxetumomab Pasudotox-tdfk (Lumoxiti(TM)) and Either Rituximab (Rituxan(R)) or Ruxience for Relapsed Hairy Cell Leukemia — Bethesda, Maryland
- A Phase II Study of the BRAF Inhibitor, Vemurafenib, Plus Obinutuzumab in Patients With Previously Untreated Classical Hairy Cell Leukemia — New Haven, Connecticut
- Randomized Phase II Trial of Rituximab With Either Pentostatin or Bendamustine for Multiply Relapsed or Refractory Hairy Cell Leukemia — Bethesda, Maryland
- Cladribine With Simultaneous or Delayed Rituximab to Treat Hairy Cell Leukemia — Bethesda, Maryland
Explore by condition: All Hairy Cell Leukemia clinical trials
💡 How to Participate
- Check the checklist above to see if you may qualify.
- Review the official NIH record below to find the coordinating site.
- Ask about the visit schedule, what is covered at no cost, and any travel support.
- Confirm with your own doctor before making a decision.