New pill hopes to tame rare blood cancer in japanese patients
NCT ID NCT07387471
First seen Jun 25, 2026 · Last updated Sep 10, 2026 · Updated 6 times
Summary
This study tests a cancer pill called venetoclax in 14 Japanese adults with a rare blood cancer (Waldenström macroglobulinemia) that has come back or not responded to treatment. Participants take the drug by mouth daily, with doses slowly increased. The main goal is to see how many patients have a major reduction in their cancer. The study lasts about 28 months and involves regular check-ups and blood tests.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Venetoclax (a targeted cancer pill)
- What this could lead to
- If successful, this could offer a new oral treatment option for Japanese patients with Waldenström macroglobulinemia that has stopped responding to prior therapy.
- What could go wrong
- This is a small, early-phase study (14 people) with no placebo comparison. The drug may not work as hoped, and side effects like low blood counts or infections are possible.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
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About 14 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Mar 2026
- Expected to finish
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Jul 2028
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
-
18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Documented diagnosis of Waldenström macroglobulinemia(WM) /lymphoplasmacytic lymphoma (LPL) according to the 5th edition of the World Health Organization (WHO) classification and/or documented clinicopathological diagnosis of WM in accordance with the consensus panel of the second International Workshop on WM (IWWM). * At least one prior standard therapy for WM/LPL. * Measurable disease, defined as follows: * WM type LPL population: Immunoglobulin M (IgM) \>= 500 mg/dL per central laboratory (approximately 14 participants) * Non-IgM type LPL population or IgM \< 500 mg/dL: A measurable node having a longest diameter (LDi) greater than 1.5 cm, or a measurable extranodal disease having a LDi greater than 1.0 cm, according to contrast-enhanced computed tomography (CT) scan. (up to 2 participants) * Requires systemic anti-cancer treatment for WM/LPL, according to the investigator. * Eastern Cooperative Oncology Group Performance Status \< = 2 * Adequate organ and bone marrow function Exclusion Criteria: * History of prior exposure to venetoclax or BCL-2 targeted therapy. * Uncontrolled active systemic infection. * Known bleeding disorders (e.g., hemophilia).
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Chiba Cancer Center /ID# 279177
Chiba, 260-0801, Japan
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Gunma University Hospital /ID# 277576
Maebashi, Gunma, 371-8511, Japan
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Hiroshima University Hospital /ID# 279172
Hiroshima, Hiroshima, 734-8551, Japan
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Japanese Red Cross Aichi Medical Center Nagoya Daini Hospital /ID# 279178
Nagoya, Aichi-ken, 466-8650, Japan
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Japanese Red Cross Medical Center /ID# 277577
Shibuya-ku, Tokyo, 150-8935, Japan
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Kindai University Hospital /ID# 277587
Sakai-shi, Osaka, 590-0197, Japan
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Kyushu University Hospital /ID# 277582
Fukuoka, Fukuoka, 812-8582, Japan
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NHO Mito Medical Center /ID# 279175
Higashiibaraki-gun, Ibaraki, 311-3193, Japan
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Nagano Red Cross Hospital /ID# 279774
Nagano, 380-8582, Japan
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Nagoya City University Hospital /ID# 277580
Nagoya, Aichi-ken, 467-8602, Japan
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National Cancer Center Hospital /ID# 279076
Chuo-Ku, Tokyo, 104-0045, Japan
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National Hospital Organization Disaster Medical Center /ID# 277741
Tachikawa, Tokyo, 190-0014, Japan
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The Cancer Institute Hospital Of Japanese Foundation for Cancer Research /ID# 277579
Koto-ku, Tokyo, 135-8550, Japan
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The University of Tokyo Hospital /ID# 279174
Bunkyo-ku, Tokyo, 113-8654, Japan
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University Hospital Kyoto Prefectural University of Medicine /ID# 277584
Kyoto, Kyoto, 602-8566, Japan
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University of Fukui Hospital /ID# 279173
Yoshida-gun, Fukui, 910-1104, Japan
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University of Yamanashi Hospital /ID# 279179
Chuo-shi, Yamanashi, 409-3898, Japan
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Can engineered immune cells beat tough B-Cell cancers?
- Can a radioactive drug outperform standard therapy in waldenstrom macroglobulinemia?
- Engineered immune cells take aim at Hard-to-Treat lymphomas
- Smartwatches track hidden heart risk in blood cancer patients
- Can a tailored exercise and diet plan beat cancer fatigue?
- Immunotherapy combo shows promise for Tough-to-Treat blood cancers