Cancer drug pelabresib gets Long-Term safety check in extension trial
NCT ID NCT06401356
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at the long-term safety and benefits of the drug pelabresib in people with blood cancers, solid tumors, or advanced cancers. It includes up to 50 adults who were in earlier pelabresib studies and are still benefiting from the drug. Some participants who received placebo or stopped pelabresib may also join to track survival over time.
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 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
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About 50 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Aug 2024
- Expected to finish
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Jun 2027
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
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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: 1. Eligibility for Ongoing Pelabresib Treatment * Able to provide signed informed consent, agreeing to all protocol and ICF requirements. * At least 18 years old and legally able to consent in the study's jurisdiction. * Previously enrolled and currently receiving pelabresib in a parent study. * Demonstrating clinical benefit from pelabresib, as judged by the investigator. * Willing and able to follow all study visits, treatments, and procedures. * Agree to avoid pregnancy or fathering children: * Men: Must use highly effective contraception (≥99% effective) and avoid sperm donation from eligibility check through 94 days post-treatment. * Women of childbearing potential (WOCBP): Must test negative for pregnancy at eligibility, use highly effective contraception through 184 days post-treatment, undergo regular pregnancy testing, and avoid breastfeeding and oocyte donation during this period. * Women not of childbearing potential (surgically sterile or postmenopausal ≥12 months without other cause) are eligible. Note: Women with amenorrhea due to chemo/radiotherapy are considered WOCBP and must use contraception. 2. Eligibility for Survival Follow-up * Provide signed informed consent, agreeing to all protocol and ICF requirements. * Are at least 18 years old and legally able to consent. * Were previously enrolled in a pelabresib clinical study. * Are willing and able to comply with follow-up procedures. Exclusion Criteria: 1. Eligibility for Ongoing Pelabresib Treatment * Legally institutionalized or under judicial protection. * Enrolled in another interventional clinical trial (excluding the parent study). * History of hypersensitivity to pelabresib, its excipients, or similar drugs. * Significant gastrointestinal issues (e.g., active IBD, unresolved nausea/vomiting/diarrhea \> Grade 1) that may affect drug absorption. * Any medical condition deemed unsuitable by the investigator. * Uncontrolled illness or condition that may compromise safety or protocol compliance. * Received systemic anticancer or investigational treatment (excluding parent study drug or hormonal therapy) within 2 weeks or 5 half-lives before first dose. (Hydroxyurea/anagrelide allowed up to 24 hours prior.) * Received hematopoietic growth factors or androgenic steroids within 4 weeks before first dose. * Used strong CYP3A4 inhibitors/inducers (e.g., St. John's wort) within 2 weeks before first dose. Use during treatment is prohibited. * Female participants who are pregnant, breastfeeding, or not using required contraception. * Male participants who do not agree to use contraception or refrain from sperm donation as specified. * Unwilling or unable to comply with the study protocol. 2. Eligibility for Survival Follow-up • They are legally institutionalized or under judicial protection.
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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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
15 sites in 5 countries. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Mayo Clinic Jacksonville
RECRUITINGJacksonville, Florida, 32224, United States
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Mt Sinai Medical Center
RECRUITINGNew York, New York, 10029-6574, United States
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New York Presbyterian Hospital
RECRUITINGNew York, New York, 10021, United States
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Northwestern University
RECRUITINGChicago, Illinois, 60611, United States
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Novartis Investigative Site
RECRUITINGAntwerp, 2030, Belgium
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Novartis Investigative Site
RECRUITINGBruges, 8000, Belgium
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Novartis Investigative Site
RECRUITINGFlorence, FI, 50134, Italy
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Novartis Investigative Site
RECRUITINGVarese, VA, 21100, Italy
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Novartis Investigative Site
RECRUITINGNovara, 28100, Italy
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Novartis Investigative Site
RECRUITINGAmsterdam, 1081, Netherlands
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Novartis Investigative Site
RECRUITINGCardiff, CF14 4XW, United Kingdom
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Novartis Investigative Site
RECRUITINGGlasgow, G12 0YN, United Kingdom
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Novartis Investigative Site
RECRUITINGLondon, SE1 7EH, United Kingdom
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Uni Of Michigan Health System
RECRUITINGAnn Arbor, Michigan, 48109, United States
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University of California LA
RECRUITINGLos Angeles, California, 90095, United States
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