Duvelisib for T-Cell Lymphoma

No Placebo GroupAll trial participants will receive the active study treatment (no placebo)
Prior Safety DataThis treatment has passed at least one previous human trial

What You Need to Know Before You Apply

What is the purpose of this trial?

This trial explores how well the drug duvelisib prevents T-cell lymphoma from returning after it disappears following initial treatment. Duvelisib blocks signals that cause cancer cells to grow, potentially stopping their spread. The trial targets individuals with peripheral T-cell lymphomas who have completed their first round of chemotherapy and are in complete remission. It is particularly suited for those who cannot or choose not to undergo a stem cell transplant, another treatment option. As a Phase 2 trial, the research focuses on measuring the treatment's effectiveness in an initial, smaller group, offering participants a chance to contribute to important findings.

Do I need to stop taking my current medications to join the trial?

The trial requires you to stop taking medications or foods that strongly affect CYP3A enzymes at least 2 weeks before starting the study. If you need to take a strong CYP3A4 inhibitor for a fungal infection during the trial, your dose may need to be adjusted.

Is there any evidence suggesting that duvelisib is likely to be safe for humans?

Research has shown that duvelisib is generally well-tolerated by patients. In earlier studies, many people took the medication without serious issues. Common side effects included diarrhea, tiredness, and nausea, but these were usually manageable.

Another study found that duvelisib had an acceptable safety profile, meaning most side effects were not severe. Most patients continued taking the medication even if they experienced some discomfort.

While duvelisib is still being tested for T-cell lymphoma, it is already approved for other conditions. This approval indicates it is safe enough for use in those cases, although each condition can present different risks.

Overall, evidence suggests that duvelisib may be a safe option for many patients, but discussing potential side effects with a healthcare provider is important.12345

Why do researchers think this study treatment might be promising?

Most treatments for T-cell lymphoma, like chemotherapy and radiation, aim to destroy cancer cells but often affect healthy cells too. Duvelisib is unique because it is a targeted therapy that specifically inhibits PI3K enzymes, which play a crucial role in the growth and survival of cancer cells. This targeted approach may lead to fewer side effects and improved effectiveness compared to traditional treatments. Researchers are excited about duvelisib because it offers a new way to attack the cancer with potentially better outcomes for patients.

What evidence suggests that duvelisib might be an effective treatment for T-cell lymphoma?

Research has shown that duvelisib, the treatment under study in this trial, may help treat T-cell lymphomas. In earlier studies, about 48% of patients showed improvement, meaning nearly half got better. Additionally, around 33% of patients experienced a complete response, with their cancer symptoms disappearing entirely. This treatment blocks signals that help cancer cells grow, potentially stopping the disease from spreading. These results suggest that duvelisib might be effective in preventing cancer from returning after the initial treatment.678910

Who Is on the Research Team?

CP

Christina Poh

Principal Investigator

City of Hope Medical Center

Are You a Good Fit for This Trial?

This trial is for patients with peripheral T-cell lymphomas who have responded to initial therapy and are in need of maintenance treatment. Participants must be able to undergo procedures like bone marrow biopsy and imaging tests such as CT and PET scans.

Inclusion Criteria

Hemoglobin ≥ 8 g/dL
Documented informed consent of the participant and/or legally authorized representative
I have recovered from previous cancer treatments, except for mild nerve issues or hair loss.
See 15 more

Exclusion Criteria

History of cirrhosis or chronic alcohol abuse
History or presence of an abnormal electrocardiogram (ECG) that is clinically significant in the investigator's opinion
History of allergic reactions attributed to compounds of similar chemical or biologic composition to duvelisib
See 14 more

Timeline for a Trial Participant

Screening

Participants are screened for eligibility to participate in the trial

2-4 weeks
1 visit (in-person)

Treatment

Participants receive duvelisib orally twice daily on days 1-28 of each cycle. Cycles repeat every 28 days for up to 1 year.

12 months
Monthly visits (in-person)

Extension

Participants who remain in continuous complete response may continue to receive duvelisib for an additional 13 cycles.

13 months
Monthly visits (in-person)

Follow-up

Participants are monitored for safety and effectiveness after treatment completion.

5 years
Periodic visits (in-person)

What Are the Treatments Tested in This Trial?

Interventions

  • Duvelisib

Trial Overview

The trial is testing duvelisib, a kinase inhibitor, as a maintenance therapy to prevent the return of cancer after successful initial treatment. It involves regular monitoring through biospecimen collection, bone marrow aspiration/biopsy, and imaging studies.

How Is the Trial Designed?

1

Treatment groups

Experimental Treatment

Group I: Treatment (duvelisib)Experimental Treatment7 Interventions

Find a Clinic Near You

Who Is Running the Clinical Trial?

City of Hope Medical Center

Lead Sponsor

Trials
614
Recruited
1,924,000+

National Cancer Institute (NCI)

Collaborator

Trials
14,080
Recruited
41,180,000+

Citations

Real-world evidence of duvelisib and romidepsin in relapsed ...

A previous phase 1/2 study of duvelisib/romidepsin (duv/romi) reported an overall response rate (ORR) of 58% and a complete response rate (CRR) ...

Duvelisib in Patients with Relapsed/Refractory Peripheral T ...

The median follow-up for PFS was 6.24 mo. Efficacy outcomes: ORR: 48%, complete response rate (CRR): 33%, median progression-free survival (mPFS): ...

Duvelisib plus Romidepsin in relapsed/refractory T cell ...

Preclinical studies indicated that duvelisib is effective in T-cell lymphomas with constitutive PI3K activation, inducing cell death in 3 out of 4 lymphoma ...

TERZO Trial Seeks to Validate Duvelisib as an Effective ...

Previously reported data from PRIMO demonstrated an overall response rate of 48% and a complete response rate of 33.3% with duvelisib (n = 123).

Utility of Low-Dose Duvelisib for Advanced Mycosis Fungoides

Specifically, a recent phase I trial demonstrated the efficacy of duvelisib in peripheral T-cell lymphomas and cutaneous T-cell lymphomas, ...

Duvelisib in Patients with Relapsed/Refractory Peripheral T ...

Efficacy outcomes: ORR: 48%, complete response rate (CRR): 33%, median progression-free survival (mPFS): 3.45 mo, median duration of response ( ...

Safety and efficacy of dual PI3K-δ, γ inhibitor, duvelisib in ...

This systematic review and meta-analysis aimed to evaluate the safety and efficacy of duvelisib in treating different relapsed or refractory (RR) lymphoid ...

Duvelisib in patients with relapsed/refractory peripheral T ...

Median follow-up time was 11.5 mos; median treatment duration was 8.3 weeks. Efficacy outcomes were ORR 48%, complete response rate (CRR) 33%, ...

NCT03372057 | A Study of Duvelisib in Participants With ...

This is a multi-center, parallel cohort, open-label, Phase 2 study of duvelisib, an oral dual inhibitor of phosphoinositide-3-kinase-delta, gamma (PI3K-δ,γ), in ...

The PRIMO study: A phase 2 study of duvelisib efficacy and ...

In a Phase 1 study duvelisib monotherapy demonstrated encouraging clinical activity and an acceptable safety profile (Flinn, Blood 2017), with ...