Experimental lymphoma drug IPH6501 tested in early trial – but study halted
NCT ID NCT06088654
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This early-phase trial tested an experimental drug called IPH6501 in 23 people with certain types of Non-Hodgkin lymphoma that had returned or stopped responding to prior treatments. The goal was to check safety and find the right dose, while also looking for signs that the drug shrinks tumors. The study was terminated early, so results are limited and it is unclear if the drug will move forward.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- IPH6501 (an experimental drug that targets CD20 on cancer cells)
- What this could lead to
- If it works, this could point toward a new treatment option for people with certain types of Non-Hodgkin lymphoma that have not responded to other therapies.
- What could go wrong
- This is a very early (first-in-human) trial that was terminated, so results are limited. The drug may not prove effective or safe in larger studies.
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 1/2
Runs two stages together: safety and dose first, then whether the treatment works.
- Participants
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23 people
The number who actually took part.
- Started
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Mar 2024
- Finished
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Feb 2026
- 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.
Main Inclusion criteria * Patients with advanced histologically confirmed, documented CD20+ B-cell non-Hodgkin's lymphoma (NHL) including the following types defined by WHO 2016: Diffuse Large B Cell Lymphoma (DLBCL); high grade; thymic; Follicular Lymphoma (FL); Mantle cell lymphoma (MCL); Marginal zone lymphoma (MZL) * Relapsed, progressive and/or refractory disease without established alternative therapy * Must have received at least 2 prior systemic therapies including at a minimum anti-CD20 antibody therapy (e.g., rituximab) potentially in combination with chemotherapy and/or relapsed after autologous stem cell rescue. * Eastern Cooperative Oncology Group (ECOG) performance status of ≤ 2 * Adequate organ and hematological function * Able to provide a fresh biopsy from a safely accessible site (or historical biopsy), per investigator determination. Main Exclusion Criteria * Patients with another invasive malignancy in the last 2 years * Prior chemotherapy, immunotherapy or other anti-cancer therapy within less than 4 weeks before study drug administration. * Autologous stem cell transplant or treatment with CAR-T (Chimeric Antigen Receptor T-Cell) cell therapy within 100 days prior to first dose of study drug * Subjects with brain or subdural metastases are not eligible, nor those with history of central nervous system (CNS) lymphoma * Current or past history of CNS disease, such as stroke, epilepsy, CNS vasculitis, or neurodegenerative disease. * Known history of infection with human immunodeficiency virus (HIV) or hepatitis B or C * Major surgery within 4 weeks before the first dose of study drug * Comorbidities including diabetes, cardiovascular diseases, immunodeficiencies/autoimmune condition * Pregnant / breastfeeding woman
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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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Austin Health
Heidelberg, Australia
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Cedars Sinai
Los Angeles, California, 90048, United States
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Centre Hospitalier Regional Universitaire de Lille
Lille, France
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Centre Hospitalier Universitaire de Nantes
Nantes, France
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City of Hope
Duarte, California, 91010, United States
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Hospices Civils de Lyon
Lyon, 69002, France
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Hôpital de la Coception
Marseille, 13005, France
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Icahn School Of Medicine At Mount Sinai
New York, New York, 10029, United States
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Institute Bergonie
Bordeaux, France
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Memorial Sloan Kettering Cancer Center
New York, New York, 10065, United States
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Monash Health
Clayton, Victoria, 3168, Australia
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Peninsula Private Hospital
Frankston, Victoria, 3910, Australia
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Siteman Cancer Center
St Louis, Missouri, 63110, United States
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Wollongong Private Hospital
Wollongong, New South Wales, 2500, Australia
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Double-Drug attack on Hard-to-Treat lymphomas
- Patient's own t cells engineered to hunt lymphoma in early trial
- Off-the-Shelf Gene-Edited immune cells tested against Hard-to-Treat lymphoma
- Triple drug combo targets mantle cell lymphoma
- New drug BL-M08D1 joins standard therapy in fight against aggressive lymphoma
- Can AI spot the lymphoma patients who Won't respond?