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CLLPhase 1NCT03283137

Combination of Pembrolizumab With TGR-1202 in Patients With Relapsed/Refractory CLL and B-cell NHL

A Phase 1 study testing TGR-1202 and Pembrolizumab in people with CLL and B-cell Non Hodgkin Lymphoma, run by University of Chicago at 3 sites in United States.

Active, not recruiting

Under way, not looking for participants. Everyone needed has enrolled. The study is still running.

Official record
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Trial summary

This study will be a standard 3+3 design with a lead in of TGR-1202 at dose of 600mg (dose level 1) or 800mg daily (dose level 2) for 6 weeks, i.e. 2 cycles, followed by pembrolizumab at 200mg every 3 weeks for 8 cycles along with TGR-1202 for patients with relapsed/refractory B-cell NHL or CLL. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
CLL, B-cell Non Hodgkin Lymphoma
What is being tested?
TGR-1202 and Pembrolizumab
Could I receive a placebo?
No, everyone receives an active treatment
How many people
20 participants
Where
3 sitesUnited States
Study dates
23 Jan 2018to Dec 2027
Phase
Phase 1
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Be willing and able to provide written informed consent for the trial.
  • Be greater than or equal to 18 years of age on day of signing informed consent.
  • Have measurable disease based on iwCLL or Lugano criteria.
  • Have had at least 1 prior line of standard therapy
  • Be willing to provide tissue from a bone marrow biopsy if suspected involvement and/or lymph node at enrollment, as well, as a repeat bone marrow biopsy (if involved at diagnosis) after 3 of therapy and at the time of progression and/ or completion of therapy whichever comes first.
  • Have a performance status of 0-1 on the ECOG Performance Scale.
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  • Demonstrate adequate organ function as defined in Table 1, all screening labs should be performed within 10 days of treatment initiation.
  • Hematological Absolute neutrophil count (ANC) ≥1000 /mcL Platelets ≥50,000 / mcL (if bone marrow involvement ≥30,000 mcL) Hemoglobin ≥8 g/dL
  • Renal Serum creatinine OR ≤1.5 X upper limit of normal (ULN) OR Measured or calculateda ≥60 mL/min for subject with creatinine levels > 1.5 X institutional Hepatic ULN creatinine clearance (GFR can also be used in place of creatinine or CrCl)
  • Hepatic Serum total bilirubin ≤1.5 X ULN OR Direct bilirubin ≤ ULN for subjects with total bilirubin levels > 1.5 ULN AST (SGOT) and ALT (SGPT) ≤2.5 X ULN Albumin >2.0 mg/dL
  • Coagulation International Normalized ≤1.5 X ULN unless subject is receiving anticoagulant therapy as Ratio (INR) or long as PT or PTT is within therapeutic range of intended use Prothrombin Time (PT) of anticoagulants
  • Activated Partial ≤1.5 X ULN unless subject is receiving anticoagulant therapy as Thromboplastin Time long as PT or PTT is within therapeutic range of intended use (aPTT) of anticoagulants
  • aCreatinine clearance should be calculated per institutional standard.
  • Female subject of childbearing potential should have a negative urine or serum pregnancy prior to receiving the first dose of study medication. If the urine test is positive or cannot be confirmed as negative, a serum pregnancy test will be required.
  • Female subjects of childbearing potential should be willing to use 2 methods of birth control or be surgically sterile, or abstain from heterosexual activity for the course of the study through 120 days after the last dose of study medication. Subjects of childbearing potential are those who have not been surgically sterilized or have not been free from menses for > 1 year.
  • Male subjects should agree to use an adequate method of contraception starting with the first dose of study therapy through 120 days after the last dose of study therapy.

Who cannot join

  • Is currently participating and receiving study therapy or has participated in a study of an investigational agent and received study therapy or used an investigational device within 4 weeks of the first dose of treatment.
  • Has a diagnosis of immunodeficiency or is receiving systemic steroid therapy or any other form of immunosuppressive therapy within 7 days prior to the first dose of trial treatment.
  • Has a known history of active TB (Bacillus Tuberculosis)
  • Hypersensitivity to pembrolizumab or any of its excipients.
  • Has had a prior anti-cancer monoclonal antibody (mAb) within 4 weeks prior to study Day 1 or has not recovered (i.e., ≤ Grade 1 or at baseline) from adverse events due to agents administered more than 4 weeks earlier.
  • Has had prior chemotherapy, targeted small molecule therapy, or radiation therapy within 4 weeks prior to study Day 1 or who has not recovered (i.e., ≤ Grade 1 or at baseline) from adverse events due to a previously administered agent.
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  • Note: Subjects with ≤ Grade 2 neuropathy are an exception to this criterion and may qualify for the study.
  • Note: If subject received major surgery, they must have recovered adequately from the toxicity and/or complications from the intervention prior to starting therapy.
  • Has a known additional malignancy that is progressing or requires active treatment. Exceptions include basal cell carcinoma of the skin or squamous cell carcinoma of the skin that has undergone potentially curative therapy or in situ cervical cancer.
  • Has active autoimmune disease that has required systemic treatment in the past 2 years (i.e. with use of disease modifying agents, corticosteroids or immunosuppressive drugs). Replacement therapy (eg. thyroxine, insulin, or physiologic corticosteroid replacement therapy for adrenal or pituitary insufficiency, etc.) is not considered a form of systemic treatment.
  • Has a history of non-infectious pneumonitis that required steroids or has current pneumonitis.
  • Has an active infection requiring systemic therapy.
  • Has a history or current evidence of any condition, therapy, or laboratory abnormality that might confound the results of the trial, interfere with the subject's participation for the full duration of the trial, or is not in the best interest of the subject to participate, in the opinion of the treating investigator.
  • Has known psychiatric or substance abuse disorders that would interfere with cooperation with the requirements of the trial.
  • Has received prior therapy with an anti-PD-1, anti-PD-L1, or anti-PD-L2 agent
  • Has a known history of Human Immunodeficiency Virus (HIV) (HIV 1/2 antibodies).
  • Has known active Hepatitis B (e.g., HBsAg reactive) or Hepatitis C (e.g., HCV RNA [qualitative] is detected).
  • Has received a live vaccine within 30 days of planned start of study therapy.
  • Has received prior therapy with a PI3K-inhibitor. (Prior therapy with a PI3K-inhibitor is allowed if it was discontinued for intolerance)
  • Is pregnant or breast feeding, or expecting to conceive or father children within the projected duration of the trial, starting with the screening visit through 120 days after the last dose of treatment.
  • Has known active central nervous system (CNS) disease and/or lymphomatous involvement. Subjects with previously treated CNS lymphoma and/or lymphomatous meningitis may participate provided they are stable (without evidence of progression by imaging for at least four weeks prior to the first dose of trial treatment and any neurologic symptoms have returned to baseline), have no evidence of new or enlarging brain metastases, and are not using steroids for at least 7 days prior to trial treatment Note: Seasonal influenza vaccines for injection are generally inactivated flu vaccines and are allowed; however intranasal influenza vaccines (e.g., Flu-Mist®) are live attenuated vaccines, and are not allowed.

Trial locations and contacts

3 sites in 1 country.

United States3 sites
  • University of Chicago

    Chicago, Illinois, 60637

  • Yale University

    New Haven, Connecticut, 06520

  • Memorial Sloan Kettering Cancer Center

    New York, New York, 10065

Other trials in United States

About this study

Official title: A Phase I, Open-label, Dose-escalation Study to Assess the Safety, Tolerability and Efficacy of the Combination of Pembrolizumab With TGR-1202 in Patients With Relapsed/Refractory CLL and B-Cell Non-Hodgkin Lymphoma (NHL)

This study will be a standard 3+3 design with a lead in of TGR-1202 at dose of 600mg (dose level 1) or 800mg daily (dose level 2) for 6 weeks, i.e. 2 cycles, followed by pembrolizumab at 200mg every 3 weeks for 8 cycles along with TGR-1202 for patients with relapsed/refractory B-cell NHL or CLL. If the dose of 600mg daily of TGR-1202 (dose level 1) is tolerated in the first cohort the dose will be increased to 800mg qd which is the only and final dose escalation. If TGR-1202 is not tolerated at 600mg daily the dose will be decreased to 400mg daily. The lead in of TGR-1202 was chosen to ensure clinical benefit and to minimize the occurrence of early overlapping toxicity with pembrolizumab as most toxicities were observed early on in the treatment with idelalisib, a related PI3K-inhibitor, and rituximab.

Read the detailed description

Of note, TGR-1202 has not been associated with treatment related pneumonitis, transaminitis, colitis, PCP-infection nor CMV-reactivation which distinguishes TGR-1202 from idelalisib's toxicity profile.

Once the maximum tolerated dose has been safely reached the study will open an expansion cohort to enroll 18 patients with a patient group in which a clinical signal is detected. Another 7 patients (up to a total of 25 patients in the expansion cohort) may be enrolled after an interim analysis. The duration of therapy will be 2 cycles of TGR-1202 followed by 8 cycles with pembrolizumab and TGR-1202. Thereafter patient will continue on TGR-1202 at the MTD until disease progression. Subjects who experience disease progression while on TGR-1202 maintenance may be eligible for re-treatment with pembrolizumab for up to 6 cycles at the discretion of the Local Investigator if the patient experienced at least disease stabilization during the initial treatment with pembrolizumab, the subject meets the safety parameters listed in the inclusion/exclusion criteria, and the trial is still open. Subjects will resume therapy at the same dose and schedule at the time of initial discontinuation. If safety and feasibility of the combination is confirmed in this dose expansion cohort, a randomized phase II trial comparing TGR-1202 with pembrolizumab versus TGR-1202 could be considered in a larger patient population, possibly within the cooperative group setting for patients with relapsed/refractory B-cell NHL and CLL

The primary objective of the dose expansion cohort will be CR rate. Secondary endpoints will include safety and feasibility, PFS, OS and clinical response (SD, PR, PD).

Patients will be monitored for disease response, adverse events and survival for a minimum of 2 years following enrollment. During and after treatment, patients will be evaluated for toxicities, particularly immunologic adverse events including pneumonitis, autoimmune colitis, dermatitisetc. Peripheral blood, lymph node and bone marrow samples will be collected before and during the treatment course for the correlative studies outlined below. Complete blood counts and differential counts with a complete metabolic panel will be obtained at the time intervals. If the patients are confirmed to have disease progression or intolerable toxicities the patients will be offered alternative treatment at the physicians' discretion. All of the patients will be followed for survival. All patients will receive HSV prophylaxis with acyclovir 400mg po bid or per institutional standards.

Being tested
TGR-1202, Pembrolizumab
Keywords
CLL, B-cell Non Hodgkin Lymphoma, pembrolizumab, TGR-1202
Medical subject headings
Lymphoma, B-Cell

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • TGR-1202Drug

    Also called umbralisib

    TGR-1202 will be given at a dose of 600mg (dose level 1) or 800mg (dose level 2). If the dose of 600mg is tolerated in the first cohort, then the dose will be increased to 800mg which is the only and final dose escalation. If the dose of 600mg is not tolerated, then the dose will be decreased to 400mg daily.

  • PembrolizumabDrug

    Also called Keytruda

    Pembrolizumab will be given at 200 mg every 3 weeks. The dose will not be adjusted throughout the course of the study.

Study groups in NCT03283137
Study groupRoleWhat they receive
TGR-1202 and pembrolizumabExperimentalAll patients will receive TGR-1202 and pembrolizumab. Patients will start receiving TGR-1202 daily for 6 weeks (2 cycles). Pembrolizumab will be given every 3 weeks for 8 cycles. If the daily dose of TGR-1202 (dose level 1) is tolerated in the first cohort the dose will be increased which is the only and final dose escalation. If TGR-1202 is not tolerated the dose will be decreased.
Receives: Drug: TGR-1202; Drug: Pembrolizumab

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Number of patients with adverse events

    To determine the maximally tolerated dose of TGR-1202 in combination with pembrolizumab by finding the number of patients with adverse events. This information will be used to determine the recommended phase II dose for this combination for patients with relapsed/refractory CLL/SLL and B-cell NHL.

    Measured: Up to 3 years.

Secondary outcomes (6)
  1. proportion of patients with complete remission (CR)

    The proportion of subjects who achieve a confirmed CR by the the international workshop on CLL (iwCLL) and the Lugano Response Criteria for Non-Hodgkin's Lymphoma.

    Measured: Up to 3 years

  2. duration of response (DOR)

    The interval from the first documentation of confirmed CR or PR (by IRC) to the first documentation of definitive disease progression or death from any cause. Definitive disease progression is CLL progression based on standard criteria excluding lymphocytosis alone.

    Measured: Up to 3 years

  3. progression free survival (PFS) rate

    The interval from the first dose of study drug to the first documentation of definitive disease progression or death from any cause.

    Measured: From the start of treatment until the date of first documented progression or date of death from any cause, whichever comes first, up to 100 months

  4. MRD negativity rate

    The proportion of subjects with MRD <10-4, assessed by flow cytometry in bone marrow.

    Measured: Up to 3 years

  5. nodal response rate

    The proportion of subjects who achieve a 50% decrease from baseline in the sum of the products of the greatest perpendicular diameters (SPD) of index lesions.

    Measured: Up to 3 years

  6. overall survival (OS) rate

    The interval from the start of study treatment to death from any cause.

    Measured: From the start of treatment until the date of death from any cause, whichever comes first, up to 100 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted14 Sep 2017
  2. Study start23 Jan 2018
  3. Primary completionDec 2027 (estimated)
  4. Study completionDec 2027 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
20 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03283137
Sponsor's protocol ID
IRB17-0901
Status last verified
Feb 2025
First submitted
12 Sep 2017
Last updated
7 Feb 2025
Results posted
No
Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing TGR-1202 and Pembrolizumab in people with CLL and B-cell Non Hodgkin Lymphoma, run by University of Chicago at 3 sites in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 16 inclusion and 21 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: under way, not looking for participants, as of the sponsor's last update on 7 Feb 2025. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 3 sites in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Number of patients with adverse events (time frame: Up to 3 years.). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 7 Feb 2025.

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