300 Participants Needed

Combination Therapies with Selinexor for Multiple Myeloma

(STOMP Trial)

Recruiting at 14 trial locations
MK
SS
ES
KM
Overseen ByKaryopharm Medical Information
Age: 18+
Sex: Any
Trial Phase: Phase 1 & 2
Sponsor: Karyopharm Therapeutics Inc
No Placebo GroupAll trial participants will receive the active study treatment (no placebo)

What You Need to Know Before You Apply

What is the purpose of this trial?

This trial aims to evaluate the safety and effectiveness of different combinations of the drug selinexor for people with multiple myeloma, a type of blood cancer. Researchers are testing several combinations of selinexor with other medications to treat both newly diagnosed and previously treated cases. Currently, the trial seeks participants with relapsed or refractory multiple myeloma who have undergone at least two prior treatments, including specific drug types, and who are ineligible for T-cell therapies like CAR-T. As a Phase 1 and Phase 2 trial, it focuses on understanding the treatment's mechanism and measuring its effectiveness in an initial, smaller group of participants.

Will I have to stop taking my current medications?

The trial protocol does not specify if you need to stop taking your current medications. However, if you are taking strong CYP3A4 inhibitors or inducers, you may need to stop them before participating in the PK Run-in period for certain trial arms.

Is there any evidence suggesting that this trial's treatments are likely to be safe?

Research has shown that selinexor, when combined with other drugs, generally maintains a known safety profile. The FDA has approved selinexor, often used with dexamethasone and other medications, for treating multiple myeloma, supporting its safety for patients.

Studies have found the combination of selinexor, dexamethasone, and pomalidomide to be generally tolerable for patients with relapsed or refractory multiple myeloma. Common side effects include nausea and fatigue, which are usually manageable.

The combination of selinexor, dexamethasone, and belantamab mafodotin also maintains a known safety profile. However, belantamab can cause eye-related side effects, so patients receive close monitoring for any vision issues.

For the combination of selinexor, dexamethasone, and mezigdomide, selinexor and dexamethasone have been used safely together in other treatments. Mezigdomide, when combined with dexamethasone, has shown promising safety data, indicating it is well-tolerated, especially in patients who have tried other treatments.

Overall, while side effects can occur, they are often manageable, and previous studies have shown a good safety profile for these treatments. Patients should discuss any concerns with their healthcare providers to understand what to expect and how to handle potential side effects.12345

Why are researchers excited about this trial's treatments?

Researchers are excited about these combination therapies for multiple myeloma because they incorporate Selinexor, which works uniquely by blocking the protein XPO1, leading to cancer cell death. This mechanism is different from many standard treatments like proteasome inhibitors or immunomodulatory drugs. Additionally, combinations involving novel agents like Belantamab Mafodotin and Mezigdomide bring fresh approaches by targeting different pathways, potentially enhancing effectiveness and offering new hope for patients with resistant disease. Overall, these treatments aim to provide more options and improve outcomes for difficult-to-treat myeloma cases.

What evidence suggests that this trial's treatments could be effective for multiple myeloma?

Research has shown that combinations using selinexor are promising for treating multiple myeloma, especially in patients unresponsive to other treatments. In this trial, participants may receive different combinations of selinexor. For example, the combination of selinexor with pomalidomide and dexamethasone (SPd) reduced cancer in nearly 40% of patients. Another combination in this trial, selinexor with dexamethasone and daratumumab (SDd), proved very effective, benefiting 74% of patients whose cancer returned. Selinexor with carfilzomib and dexamethasone (SKd) also shows high success rates in patients who have undergone many previous treatments. While specific results for selinexor with dexamethasone and belantamab mafodotin (SBd) aren't detailed, studies suggest it could be beneficial. Lastly, the new combination of selinexor, dexamethasone, and mezigdomide (SMd) is under study for its unique effects, and early signs suggest it might help those with recurring or resistant multiple myeloma.12678

Who Is on the Research Team?

MK

Michael Kauffman, MD, Ph.D

Principal Investigator

Karyopharm Therapeutics Inc

Are You a Good Fit for This Trial?

Adults over 18 with symptomatic multiple myeloma, either newly diagnosed or relapsed/refractory, can join. They must have measurable disease and be in good enough health to swallow pills and handle treatment side effects. Pregnant women, those with severe liver/kidney issues, recent major surgery patients, or individuals with certain infections or heart problems cannot participate.

Inclusion Criteria

Written informed consent signed in accordance with federal, local, and institutional guidelines
My liver is functioning well, as tested within the last 28 days.
Any side effects from past treatments have mostly gone away.
See 18 more

Exclusion Criteria

I have been diagnosed with active systemic light chain amyloidosis.
I haven't had blood transfusions or growth factors in the last 14 days.
My multiple myeloma does not produce M-protein or light chains.
See 21 more

Timeline for a Trial Participant

Screening

Participants are screened for eligibility to participate in the trial

2-4 weeks

PK Run-in

Selinexor pharmacokinetics run-in period to evaluate PK before and after co-administration with a strong CYP3A4 inhibitor

2 weeks
Multiple blood sample collections on Days 1 and 8

Dose-Escalation

Patients undergo dose-escalation to determine the maximum tolerated dose and recommended phase-2 dose

12 months
Regular visits for dosing and monitoring

Expansion

Phase 2 expansion to assess efficacy and safety of combination therapies

12 months

Follow-up

Participants are monitored for safety and effectiveness after treatment

4 weeks

What Are the Treatments Tested in This Trial?

Interventions

  • Belantamab Mafodotin
  • Bortezomib
  • Carfilzomib
  • Daratumumab
  • Dexamethasone
  • Elotuzumab
  • Ixazomib
  • Lenalidomide
  • Pomalidomide
  • Selinexor
Trial Overview The trial is testing Selinexor combined with other drugs like dexamethasone and chemotherapy agents in different mixtures across 11 groups for treating multiple myeloma. Some groups are closed to new participants. The study includes initial phases to determine safe dosages followed by expansions to assess effectiveness.
How Is the Trial Designed?
12Treatment groups
Experimental Treatment
Group I: 9: Selinexor, Low-dose DEX, Pomalidomide and Elotuzumab (SPEd)Experimental Treatment4 Interventions
Group II: 8: Selinexor, Low-dose dexamethasone, and Ixazomib (SNd)Experimental Treatment4 Interventions
Group III: 7: Selinexor, Low-dose DEX and Lenalidomide (SRd) in NDMMExperimental Treatment3 Interventions
Group IV: 6: Selinexor, Low-dose dexamethasone, and Carfilzomib (SKd)Experimental Treatment4 Interventions
Group V: 5: Selinexor, Low-dose dexamethasone, and Daratumumab (SDd)Experimental Treatment3 Interventions
Group VI: 4:Selinexor, Low-dose dexamethasone, Pomalidomide, Velcade (SPVd)Experimental Treatment5 Interventions
Group VII: 3: Selinexor, Low-dose DEX, and Lenalidomide (SRd) in RRMMExperimental Treatment3 Interventions
Group VIII: 2: Selinexor, Low-dose Dexamethasone and Bortezomib (SVd)Experimental Treatment3 Interventions
Group IX: 1: Selinexor, Low-dose Dexamethasone and Pomalidomide (SPd)Experimental Treatment3 Interventions
Group X: 12. Selinexor + dexamethasone + mezigdomide (SMd)Experimental Treatment3 Interventions
Group XI: 11. Selinexor, Dexamethasone, Pomalidomide, and Daratumumab (SDPd)Experimental Treatment4 Interventions
Group XII: 10. Selinexor, Dexamethasone, and Belantamab Mafodotin (SBd)Experimental Treatment3 Interventions

Belantamab Mafodotin is already approved in European Union, United States for the following indications:

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Approved in European Union as Blenrep for:
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Approved in United States as Blenrep for:

Find a Clinic Near You

Who Is Running the Clinical Trial?

Karyopharm Therapeutics Inc

Lead Sponsor

Trials
89
Recruited
7,200+

Richard Paulson

Karyopharm Therapeutics Inc

Chief Executive Officer since 2021

MBA from the University of Toronto's Rotman School of Management

Reshma Rangwala

Karyopharm Therapeutics Inc

Chief Medical Officer since 2023

MD, PhD

Bristol-Myers Squibb

Industry Sponsor

Trials
2,731
Recruited
4,127,000+
Headquarters
New York City, USA
Known For
Oncology & Cardiovascular
Top Products
Eliquis, Opdivo, Revlimid, Orencia
Christopher Boerner profile image

Christopher Boerner

Bristol-Myers Squibb

Chief Executive Officer since 2023

PhD in Business Administration from the Haas School of Business, University of California, Berkeley; BA in Economics and History from Washington University in St. Louis

Deepak L. Bhatt profile image

Deepak L. Bhatt

Bristol-Myers Squibb

Chief Medical Officer since 2024

MD from Yale University; MSc in Clinical Epidemiology from the University of Pennsylvania

Published Research Related to This Trial

In a phase I trial involving 21 patients with relapsed/refractory multiple myeloma, the combination of selinexor, carfilzomib, and dexamethasone was found to be tolerable, with a recommended phase II dose established at selinexor 60 mg, carfilzomib 20/27 mg/m2, and dexamethasone 20 mg.
The treatment resulted in significant response rates, with 71% of patients achieving at least a minimal response and a median overall survival of 22.4 months, demonstrating its efficacy even in patients who were refractory to carfilzomib.
Phase 1 study of selinexor plus carfilzomib and dexamethasone for the treatment of relapsed/refractory multiple myeloma.Jakubowiak, AJ., Jasielec, JK., Rosenbaum, CA., et al.[2023]
Belantamab mafodotin (belamaf) is an effective treatment for relapsed or refractory multiple myeloma, showing a 32% overall response rate in the phase II DREAMM-2 study with 95 patients.
While most patients experienced microcyst-like epithelial changes (MECs) as a side effect, these were generally manageable, with a high resolution rate and no permanent vision loss reported, indicating a need for careful monitoring and collaboration between eye care and oncology professionals.
Corneal Epithelial Findings in Patients with Multiple Myeloma Treated with Antibody-Drug Conjugate Belantamab Mafodotin in the Pivotal, Randomized, DREAMM-2 Study.Farooq, AV., Degli Esposti, S., Popat, R., et al.[2020]
In a real-world study of 28 multiple myeloma patients who had undergone a median of six prior treatments, belantamab-mafodotin demonstrated an overall response rate of 40%, with some patients achieving complete remission and a median overall survival of 8 months.
The treatment was generally well-tolerated, with keratopathy being the most common side effect in 32% of patients, but only leading to discontinuation in 11%, indicating a favorable safety profile in this challenging patient population.
Efficacy and safety of belantamab-mafodotin in triple-refractory multiple myeloma patients: A multicentric real-life experience.Iula, R., De Novellis, D., Trastulli, F., et al.[2022]

Citations

DREAMM-2: Indirect Comparisons of Belantamab Mafodotin ...Single-agent belantamab mafodotin (belamaf; BLENREP) demonstrated deep and durable responses in patients with relapsed/refractory multiple myeloma and โ‰ฅ 3 prior ...
Study Details | NCT02343042 | Selinexor and Backbone ...This study will independently assess the efficacy and safety of 11 combination therapies in 12 arms, in dose-escalation/-evaluation and expansion phases.
Treatment of Myeloma Early Relapse โ€“Non CAR-T CellDREAMM-7 demonstrated the superior efficacy of the combination of belantamab mafodotin, bortezomib and dexamethasone (BelaVd) compared to DaraVd ...
Results from the randomized phase III DREAMM-7 study of ...DREAMM-2: Assessing efficacy via indirect comparison of single-agent belantamab mafodotin versus selinexor plus dexamethasone combination in ...
Selinexor in combination with dexamethasone with or ...This report describes the characteristics and outcomes of 18 heavily pretreated patients with multiple myeloma (MM) who were subsequently treated with ...
Profile and Management of Toxicity of Selinexor and ...Selinexor (Sel) and belantamab mafodotin (belamaf) were recently approved by the US FDA for treatment of RRMM. The toxicity profile of these ...
901P Matching-adjusted indirect comparisons (MAIC) of ...901P Matching-adjusted indirect comparisons (MAIC) of safety between single-agent belantamab mafodotin versus selinexor plus dexamethasone in relapsed/ ...
Belantamab mafodotin in patients with relapsed/refractory ...In summary, belantamab mafodotin showed significant ORR, including those of patients with prior BCMA exposure. Ocular toxicity was similar to that in previous ...
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