Advanced Malignant Solid NeoplasmPhase 2NCT03213665
Tazemetostat in Treating Patients With Relapsed or Refractory Advanced Solid Tumors, Non-Hodgkin Lymphoma, or Histiocytic Disorders With EZH2, SMARCB1, or SMARCA4 Gene Mutations (A Pediatric MATCH Treatment Trial)
A Phase 2 study testing Tazemetostat in people with Advanced Malignant Solid Neoplasm and Ann Arbor Stage III Hodgkin Lymphoma, run by National Cancer Institute (NCI) at 117 sites in 2 countries.
Trial summary
This phase II Pediatric MATCH trial studies how well tazemetostat works in treating patients with brain tumors, solid tumors, non-Hodgkin lymphoma, or histiocytic disorders that have come back (relapsed) or do not respond to treatment (refractory) and have EZH2, SMARCB1, or SMARCA4 gene mutations. Read more about this study
- Who is it for?
- Ages 12 months to 21 years
- Conditions the study is for
- Advanced Malignant Solid Neoplasm, Ann Arbor Stage III Hodgkin Lymphoma, Ann Arbor Stage III Non-Hodgkin Lymphoma
- What is being tested?
- Tazemetostat
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 20 participants
- Where
- 117 sitesin 2 countries
- Study dates
- 13 Nov 2017to 31 Dec 2024
- Phase
- Phase 2
- Are there results?
- Yes, posted in the registrySummary in the doctors' view
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 12 months to 21 years
- All sexes
- No healthy volunteers
- Child, Adult
Who may be able to join
- Patient must have enrolled onto APEC1621SC and must have been given a treatment assignment to Molecular Analysis for Therapy Choice (MATCH) to APEC1621C based on the presence of an actionable mutation
- Patients must have radiographically measurable disease at the time of study enrollment; patients with neuroblastoma who do not have measurable disease but have MIBG+ evaluable disease are eligible; measurable disease in patients with CNS involvement is defined as tumor that is measurable in two perpendicular diameters on magnetic resonance imaging (MRI) and visible on more than one slice; Note: The following do not qualify as measurable disease:
- Malignant fluid collections (e.g., ascites, pleural effusions)
- Bone marrow infiltration except that detected by MIBG scan for neuroblastoma
- Lesions only detected by nuclear medicine studies (e.g., bone, gallium or positron emission tomography [PET] scans) except as noted for neuroblastoma
- Elevated tumor markers in plasma or cerebrospinal fluid (CSF)
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- Previously radiated lesions that have not demonstrated clear progression post radiation
- Leptomeningeal lesions that do not meet the measurement requirements for Response Evaluation Criteria in Solid Tumors (RECIST) 1.1
- Karnofsky >= 50% for patients > 16 years of age and Lansky >= 50 for patients =< 16 years of age; Note: Neurologic deficits in patients with CNS tumors must have been stable for at least 7 days prior to study enrollment; patients who are unable to walk because of paralysis, but who are up in a wheelchair, will be considered ambulatory for the purpose of assessing the performance score
- Patients must have fully recovered from the acute toxic effects of all prior anti-cancer therapy and must meet the following minimum duration from prior anti-cancer directed therapy prior to enrollment; if after the required timeframe, the numerical eligibility criteria are met, e.g. blood count criteria, the patient is considered to have recovered adequately
- Cytotoxic chemotherapy or other anti-cancer agents known to be myelosuppressive
- >= 21 days after the last dose of cytotoxic or myelosuppressive chemotherapy (42 days if prior nitrosourea)
- Anti-cancer agents not known to be myelosuppressive (e.g. not associated with reduced platelet or absolute neutrophil count [ANC] counts): >= 7 days after the last dose of agent
- Antibodies: >= 21 days must have elapsed from infusion of last dose of antibody, and toxicity related to prior antibody therapy must be recovered to grade =< 1
- Corticosteroids: If used to modify immune adverse events related to prior therapy, >= 14 days must have elapsed since last dose of corticosteroid
- Hematopoietic growth factors: >= 14 days after the last dose of a long-acting growth factor (e.g. pegfilgrastim) or 7 days for short-acting growth factor; for growth factors that have known adverse events occurring beyond 7 days after administration, this period must be extended beyond the time during which adverse events are known to occur; the duration of this interval must be discussed with the study chair and the study-assigned research coordinator
- Interleukins, interferons and cytokines (other than hematopoietic growth factors): >= 21 days after the completion of interleukins, interferon or cytokines (other than hematopoietic growth factors)
- Stem cell Infusions (with or without total body irradiation [TBI]):
- Allogeneic (non-autologous) bone marrow or stem cell transplant, or any stem cell infusion including donor lymphocyte infusion (DLI) or boost infusion: >= 84 days after infusion and no evidence of graft versus host disease (GVHD)
- Autologous stem cell infusion including boost infusion: >= 42 days
- Cellular therapy: >= 42 days after the completion of any type of cellular therapy (e.g. modified T cells, natural killer [NK] cells, dendritic cells, etc.)
- Radiation therapy (XRT)/external beam irradiation including protons: >= 14 days after local XRT; >= 150 days after TBI, craniospinal XRT or if radiation to >= 50% of the pelvis; >= 42 days if other substantial bone marrow (BM) radiation; Note: Radiation may not be delivered to "measurable disease" tumor site(s) being used to follow response to subprotocol treatment
- Radiopharmaceutical therapy (e.g., radiolabeled antibody, 131I-MIBG): >= 42 days after systemically administered radiopharmaceutical therapy
- Patients must not have had prior exposure to tazemetostat or other inhibitor(s) of EZH2
- For patients with solid tumors without known bone marrow involvement:
- Peripheral absolute neutrophil count (ANC) >= 1000/mm^3
- Platelet count >= 100,000/mm^3 (transfusion independent, defined as not receiving platelet transfusions for at least 7 days prior to enrollment)
- Hemoglobin >= 8.0 g/dL at baseline (may receive red blood cell [RBC] transfusions)
- Patients with known bone marrow metastatic disease will be eligible for study provided they meet the blood counts (may receive transfusions provided they are not known to be refractory to red cell or platelet transfusions); these patients will not be evaluable for hematologic toxicity
- Creatinine clearance or radioisotope glomerular filtration rate (GFR) >= 70 ml/min/1.73 m^2 or a serum creatinine based on age/gender as follows:
- Age 1 to < 2 years: male: 0.6 mg/dL; female: 0.6 mg/dL
- Age 2 to < 6 years: male: 0.8 mg/dL; female: 0.8 mg/dL
- Age 6 to < 10 years: male: 1 mg/dL; female: 1 mg/dL
- Age 10 to < 13 years: male: 1.2 mg/dL; female: 1.2 mg/dL
- Age 13 to < 16 years: male: 1.5 mg/dL; female: 1.4 mg/dL
- Age >= 16 years: male: 1.7 mg/dL; female: 1.4 mg/dL
- Bilirubin (sum of conjugated + unconjugated) =< 1.5 x upper limit of normal (ULN) for age
- Serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase [ALT]) =< 135 U/L; (for the purpose of this study, the ULN for SGPT is 45 U/L)
- Serum albumin >= 2 g/dL
- Corrected QT (QTc) interval =< 480 milliseconds
- Patients with seizure disorder may be enrolled if on anticonvulsants and well controlled
- Nervous system disorders (Common Terminology Criteria for Adverse Events [CTCAE] version [V] 4.0) resulting from prior therapy must be =< grade 2, with the exception of decreased tendon reflex (DTR). Any grade of DTR is eligible
- International normalized ratio (INR) =< 1.5
- For subjects with CNS involvement (primary tumor or metastatic disease): Subjects must not have any active bleeding, or new intratumoral hemorrhage of more than punctate size on screening MRI or known bleeding diathesis or treatment with anti-platelet or anti-thrombotic agents
- All patients and/or their parents or legally authorized representatives must sign a written informed consent; assent, when appropriate, will be obtained according to institutional guidelines
Who cannot join
- Pregnant or breast-feeding women will not be entered on this study because there is currently no available information regarding human fetal or teratogenic toxicities; pregnancy tests must be obtained in girls who are post-menarchal; males or females of reproductive potential may not participate unless they have agreed to use an effective contraceptive method for the duration of study treatment; female subjects of childbearing potential should agree to remain abstinent or use adequate contraceptive methods for 30 days after the last dose of tazemetostat; male subjects should agree to remain abstinent or use adequate contraceptive methods, and agree to refrain from donating sperm, and for 90 days after the last dose of tazemetostat
- Patients receiving corticosteroids who have not been on a stable or decreasing dose of corticosteroid for at least 7 days prior to enrollment are not eligible; if used to modify immune adverse events related to prior therapy, >= 14 days must have elapsed since last dose of corticosteroid
- Patients who are currently receiving another investigational drug are not eligible
- Patients who are currently receiving other anti-cancer agents are not eligible
- Patients who are receiving cyclosporine, tacrolimus or other agents to prevent graft-versus-host disease post bone marrow transplant are not eligible for this trial
- Patients who are currently receiving drugs that are strong inducers or strong inhibitors of CYP3A4 are not eligible; strong inducers or inhibitors of CYP3A4 are prohibited from 14 days prior to the first dose of tazemetostat to the end of the study; Note: Dexamethasone for CNS tumors or metastases, on a stable dose, is allowed
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- Patients who have an uncontrolled infection are not eligible
- On complete blood count (CBC) differential, patients must not have any significant morphologic abnormalities concerning for myeloproliferative neoplasm (MPN)/myelodysplastic syndrome (MDS) or T- acute lymphoblastic leukemia (ALL)
- Patients must not have thrombocytopenia, neutropenia, or anemia of grade >= 3 (per CTCAE 5.0 criteria) or any prior history of myeloid malignancies, including myelodysplastic syndrome (MDS)
- Patients with a history of prior history of T-lymphoblastic lymphoma (LBL)/T-ALL
- Patients with any prior history of myeloid malignancies, including myelodysplastic syndrome (MDS).
- Patients who have received prior solid organ transplantation are not eligible
- Patients who in the opinion of the investigator may not be able to comply with the safety monitoring requirements of the study are not eligible
Trial locations and contacts
117 sites in 2 countries.
117 sites in 2 countries
United States115 sites
Albany Medical Center
Albany, New York, 12208
Providence Alaska Medical Center
Anchorage, Alaska, 99508
C S Mott Children's Hospital
Ann Arbor, Michigan, 48109
Mission Hospital
Asheville, North Carolina, 28801
Children's Healthcare of Atlanta - Arthur M Blank Hospital
Atlanta, Georgia, 30329
Children's Hospital Colorado
Aurora, Colorado, 80045
Dell Children's Medical Center of Central Texas
Austin, Texas, 78723
Sinai Hospital of Baltimore
Baltimore, Maryland, 21215
Johns Hopkins University/Sidney Kimmel Cancer Center
Baltimore, Maryland, 21287
Children's Hospital of Alabama
Birmingham, Alabama, 35233
Saint Luke's Cancer Institute - Boise
Boise, Idaho, 83712
Roswell Park Cancer Institute
Buffalo, New York, 14263
University of Vermont and State Agricultural College
Burlington, Vermont, 05405
Carolinas Medical Center/Levine Cancer Institute
Charlotte, North Carolina, 28203
University of Chicago Comprehensive Cancer Center
Chicago, Illinois, 60637
Cincinnati Children's Hospital Medical Center
Cincinnati, Ohio, 45229
Cleveland Clinic Foundation
Cleveland, Ohio, 44195
Nationwide Children's Hospital
Columbus, Ohio, 43205
Medical City Dallas Hospital
Dallas, Texas, 75230
UT Southwestern/Simmons Cancer Center-Dallas
Dallas, Texas, 75390
Geisinger Medical Center
Danville, Pennsylvania, 17822
Dayton Children's Hospital
Dayton, Ohio, 45404
Rocky Mountain Hospital for Children-Presbyterian Saint Luke's Medical Center
Denver, Colorado, 80218
Blank Children's Hospital
Des Moines, Iowa, 50309
Kaiser Permanente Downey Medical Center
Downey, California, 90242
Duke University Medical Center
Durham, North Carolina, 27710
Cook Children's Medical Center
Fort Worth, Texas, 76104
University of Florida Health Science Center - Gainesville
Gainesville, Florida, 32610
Corewell Health Grand Rapids Hospitals - Helen DeVos Children's Hospital
Grand Rapids, Michigan, 49503
BI-LO Charities Children's Cancer Center
Greenville, South Carolina, 29605
Hackensack University Medical Center
Hackensack, New Jersey, 07601
Memorial Regional Hospital/Joe DiMaggio Children's Hospital
Hollywood, Florida, 33021
Kapiolani Medical Center for Women and Children
Honolulu, Hawaii, 96826
Baylor College of Medicine/Dan L Duncan Comprehensive Cancer Center
Houston, Texas, 77030
M D Anderson Cancer Center
Houston, Texas, 77030
Riley Hospital for Children
Indianapolis, Indiana, 46202
Ascension Saint Vincent Indianapolis Hospital
Indianapolis, Indiana, 46260
University of Iowa/Holden Comprehensive Cancer Center
Iowa City, Iowa, 52242
University of Mississippi Medical Center
Jackson, Mississippi, 39216
Nemours Children's Clinic-Jacksonville
Jacksonville, Florida, 32207
Bronson Methodist Hospital
Kalamazoo, Michigan, 49007
Children's Mercy Hospitals and Clinics
Kansas City, Missouri, 64108
East Tennessee Childrens Hospital
Knoxville, Tennessee, 37916
University Medical Center of Southern Nevada
Las Vegas, Nevada, 89102
Alliance for Childhood Diseases/Cure 4 the Kids Foundation
Las Vegas, Nevada, 89135
Arkansas Children's Hospital
Little Rock, Arkansas, 72202-3591
Loma Linda University Medical Center
Loma Linda, California, 92354
Miller Children's and Women's Hospital Long Beach
Long Beach, California, 90806
Children's Hospital Los Angeles
Los Angeles, California, 90027
Mattel Children's Hospital UCLA
Los Angeles, California, 90095
Norton Children's Hospital
Louisville, Kentucky, 40202
Valley Children's Hospital
Madera, California, 93636
University of Wisconsin Carbone Cancer Center - University Hospital
Madison, Wisconsin, 53792
Saint Jude Children's Research Hospital
Memphis, Tennessee, 38105
Banner Children's at Desert
Mesa, Arizona, 85202
University of Miami Miller School of Medicine-Sylvester Cancer Center
Miami, Florida, 33136
Nicklaus Children's Hospital
Miami, Florida, 33155
Children's Hospital of Wisconsin
Milwaukee, Wisconsin, 53226
Children's Hospitals and Clinics of Minnesota - Minneapolis
Minneapolis, Minnesota, 55404
University of Minnesota/Masonic Cancer Center
Minneapolis, Minnesota, 55455
West Virginia University Healthcare
Morgantown, West Virginia, 26506
Morristown Medical Center
Morristown, New Jersey, 07960
Vanderbilt University/Ingram Cancer Center
Nashville, Tennessee, 37232
Yale University
New Haven, Connecticut, 06520
The Steven and Alexandra Cohen Children's Medical Center of New York
New Hyde Park, New York, 11040
Children's Hospital New Orleans
New Orleans, Louisiana, 70118
Ochsner Medical Center Jefferson
New Orleans, Louisiana, 70121
Laura and Isaac Perlmutter Cancer Center at NYU Langone
New York, New York, 10016
NYP/Columbia University Medical Center/Herbert Irving Comprehensive Cancer Center
New York, New York, 10032
Memorial Sloan Kettering Cancer Center
New York, New York, 10065
NYP/Weill Cornell Medical Center
New York, New York, 10065
Children's Hospital of The King's Daughters
Norfolk, Virginia, 23507
UCSF Benioff Children's Hospital Oakland
Oakland, California, 94609
Kaiser Permanente-Oakland
Oakland, California, 94611
University of Oklahoma Health Sciences Center
Oklahoma City, Oklahoma, 73104
Children's Hospital and Medical Center of Omaha
Omaha, Nebraska, 68114
University of Nebraska Medical Center
Omaha, Nebraska, 68198
AdventHealth Orlando
Orlando, Florida, 32803
Arnold Palmer Hospital for Children
Orlando, Florida, 32806
Nemours Children's Hospital
Orlando, Florida, 32827
Lucile Packard Children's Hospital Stanford University
Palo Alto, California, 94304
Nemours Children's Clinic - Pensacola
Pensacola, Florida, 32504
Saint Jude Midwest Affiliate
Peoria, Illinois, 61637
Children's Hospital of Philadelphia
Philadelphia, Pennsylvania, 19104
Phoenix Childrens Hospital
Phoenix, Arizona, 85016
Children's Hospital of Pittsburgh of UPMC
Pittsburgh, Pennsylvania, 15224
Legacy Emanuel Children's Hospital
Portland, Oregon, 97227
Oregon Health and Science University
Portland, Oregon, 97239
Virginia Commonwealth University/Massey Cancer Center
Richmond, Virginia, 23298
University of Rochester
Rochester, New York, 14642
Primary Children's Hospital
Salt Lake City, Utah, 84113
Children's Hospital of San Antonio
San Antonio, Texas, 78207
Methodist Children's Hospital of South Texas
San Antonio, Texas, 78229
University of Texas Health Science Center at San Antonio
San Antonio, Texas, 78229
Rady Children's Hospital - San Diego
San Diego, California, 92123
UCSF Medical Center-Mission Bay
San Francisco, California, 94158
Maine Children's Cancer Program
Scarborough, Maine, 04074
Seattle Children's Hospital
Seattle, Washington, 98105
Sanford USD Medical Center - Sioux Falls
Sioux Falls, South Dakota, 57117-5134
Providence Sacred Heart Medical Center and Children's Hospital
Spokane, Washington, 99204
Southern Illinois University School of Medicine
Springfield, Illinois, 62702
Cardinal Glennon Children's Medical Center
St Louis, Missouri, 63104
Washington University School of Medicine
St Louis, Missouri, 63110
Mercy Hospital Saint Louis
St Louis, Missouri, 63141
Johns Hopkins All Children's Hospital
St. Petersburg, Florida, 33701
State University of New York Upstate Medical University
Syracuse, New York, 13210
Madigan Army Medical Center
Tacoma, Washington, 98431
Saint Joseph's Hospital/Children's Hospital-Tampa
Tampa, Florida, 33607
Scott and White Memorial Hospital
Temple, Texas, 76508
ProMedica Toledo Hospital/Russell J Ebeid Children's Hospital
Toledo, Ohio, 43606
Banner University Medical Center - Tucson
Tucson, Arizona, 85719
New York Medical College
Valhalla, New York, 10595
Children's National Medical Center
Washington D.C., District of Columbia, 20010
Saint Mary's Hospital
West Palm Beach, Florida, 33407
Alfred I duPont Hospital for Children
Wilmington, Delaware, 19803
Puerto Rico2 sites
San Jorge Children's Hospital
San Juan, 00912
University Pediatric Hospital
San Juan, 00926
About this study
Official title: NCI-COG Pediatric MATCH (Molecular Analysis for Therapy Choice) - Phase 2 Subprotocol of Tazemetostat in Patients With Tumors Harboring Alterations in EZH2 or Members of the SWI/SNF Complex
This phase II Pediatric MATCH trial studies how well tazemetostat works in treating patients with brain tumors, solid tumors, non-Hodgkin lymphoma, or histiocytic disorders that have come back (relapsed) or do not respond to treatment (refractory) and have EZH2, SMARCB1, or SMARCA4 gene mutations. Tazemetostat may stop the growth of tumor cells by blocking EZH2 and its relation to some of the pathways needed for cell proliferation.
Read the detailed description
PRIMARY OBJECTIVE:
- To determine the objective response rate (ORR; complete response + partial response) in pediatric patients treated with tazemetostat with advanced solid tumors (including central nervous system [CNS] tumors), non-Hodgkin lymphoma or histiocytic disorders that harbor gain of function mutations in EZH2, or loss of function mutations in the SWI/SNF complex subunits SMARCB1 or SMARCA4 at a dose of 520 mg/m^2/dose twice daily for patients without any CNS involvement or 1200 mg/m^2/dose orally twice daily for patients with CNS involvement.
SECONDARY OBJECTIVES:
- To estimate the progression-free survival in pediatric patients treated with tazemetostat that harbor gain of function mutations in EZH2, or loss of function mutations in the SWI/SNF complex subunits SMARCB1 or SMARCA4.
II. To obtain information about the tolerability of tazemetostat in children with relapsed or refractory cancer.
EXPLORATORY OBJECTIVES:
- To evaluate other biomarkers as predictors of response to tazemetostat and specifically, whether tumors that harbor different missense mutations or fusions will demonstrate differential response to tazemetostat treatment.
II. To explore approaches to profiling changes in tumor genomics over time through evaluation of circulating tumor deoxyribonucleic acid (DNA).
OUTLINE:
Patients receive tazemetostat orally (PO) twice daily (BID) on days 1-28. Cycles repeat every 28 days for up to 2 years in the absence of disease progression or unacceptable toxicity.
After completion of study treatment, patients are followed up periodically.
- Conditions
- Advanced Malignant Solid Neoplasm, Ann Arbor Stage III Hodgkin Lymphoma, Ann Arbor Stage III Non-Hodgkin Lymphoma, Ann Arbor Stage IV Hodgkin Lymphoma, Ann Arbor Stage IV Non-Hodgkin Lymphoma, Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor
- Being tested
- Tazemetostat
- Medical subject headings
- Neuroectodermal Tumors, Primitive, Peripheral, Ependymoma, Sarcoma, Ewing, Glioma, Hepatoblastoma, Hodgkin Disease, Histiocytosis, Langerhans-Cell, Medulloblastoma
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
TazemetostatDrug
Also called E 7438, E-7438, E7438, EPZ 6438
Given PO
| Study group | Role | What they receive |
|---|---|---|
| Treatment (tazemetostat) | Experimental | Patients receive tazemetostat PO BID on days 1-28. Cycles repeat every 28 days for up to 2 years in the absence of disease progression or unacceptable toxicity. Receives: Drug: Tazemetostat |
What is being measured
The primary outcome is the main question the study is designed to answer.
Objective Response Rate (ORR)
ORR will be defined as complete response + partial response and assessed by Response Evaluation Criteria in Solid Tumors (RECIST) guideline (version 1.1). Will be calculated as the percent of evaluable patients who are responders, and confidence intervals will be constructed using the Wilson score interval method.
Measured: From enrollment to the end of treatment, up to 2 years
Secondary outcomes (2)
Progression-free Survival (PFS)
Progression free survival will be defined as time from the initiation of protocol treatment to the occurrence of any of the following events: disease progression or disease recurrence or death from any cause. PFS along with the confidence intervals will be estimated using the Kaplan-Meier method.
Measured: Up to 6 months from study entry
Percentage of Patients Experiencing Grade 3 or 4 Adverse Events
Will be graded according to Common Terminology Criteria for Adverse Events version 5.0. Any eligible patient who receives at least one dose of protocol therapy will be considered in the evaluation of toxicity. A patient will be counted only once for a given toxicity for the worst grade of that toxicity reported for that patient.
Measured: From initiation of treatment to disease progression, disease recurrence, or death from any cause assessed up to 2 years
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted11 Jul 2017
- Study start13 Nov 2017
- Primary completion31 Mar 2022
- Study completion31 Dec 2024
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Posted resultsParticipant flow, outcome measures and adverse events reported by the sponsor.
- Other trials for Advanced Malignant Solid NeoplasmStudies of the same condition, open and under way.
- More trials run by National Cancer Institute (NCI)The sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
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 2
- Primary purpose
- Treatment
- Allocation
- Not applicable
- Intervention model
- Single group
- Masking
- None (open label)
- Enrolment
- 20 participants (actual)
Sponsor and investigators
- Lead sponsor
- National Cancer Institute (NCI)
- Sponsor type
- US National Institutes of Health
- Collaborators
- Children's Oncology Group
- Responsible party
- Sponsor
- Investigators
- Susan N Chi, Principal investigator, Children's Oncology Group
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT03213665
- Sponsor's protocol ID
- NCI-2017-01245
- Other IDs
- NCI-2017-01245, APEC1621C, APEC1621C, APEC1621C, U10CA180886
- Status last verified
- Jan 2025
- First submitted
- 10 Jul 2017
- Last updated
- 13 Apr 2026
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- Yes
- FDA-regulated drug
- Yes
- FDA-regulated device
- No
Study at a glance
From the registry record, last updated by the sponsor on 13 Apr 2026. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- NCI-COG Pediatric MATCH (Molecular Analysis for Therapy Choice) - Phase 2 Subprotocol of Tazemetostat in Patients With Tumors Harboring Alterations in EZH2 or Members of the SWI/SNF Complex
- ClinicalTrials.gov ID
- NCT03213665
- Acronym / sponsor ID
- NCI-2017-01245
- Conditions
- Advanced Malignant Solid Neoplasm, Ann Arbor Stage III Hodgkin Lymphoma, Ann Arbor Stage III Non-Hodgkin Lymphoma, Ann Arbor Stage IV Hodgkin Lymphoma, Ann Arbor Stage IV Non-Hodgkin Lymphoma, Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor
- Phase
- Phase 2
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 20 participants (actual)
- Lead sponsor
- National Cancer Institute (NCI)US National Institutes of Health
- Collaborators
- Children's Oncology Group
- Study start
- 13 Nov 2017 (actual)
- Primary completion
- 31 Mar 2022 (actual)
- Study completion
- 31 Dec 2024 (actual)
- First posted
- 11 Jul 2017 (actual)
- Results
- Posted 27 Apr 2023
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
This phase II Pediatric MATCH trial studies how well tazemetostat works in treating patients with brain tumors, solid tumors, non-Hodgkin lymphoma, or histiocytic disorders that have come back (relapsed) or do not respond to treatment (refractory) and have EZH2, SMARCB1, or SMARCA4 gene mutations. Tazemetostat may stop the growth of tumor cells by blocking EZH2 and its relation to some of the pathways needed for cell proliferation.
Detailed description
PRIMARY OBJECTIVE:
- To determine the objective response rate (ORR; complete response + partial response) in pediatric patients treated with tazemetostat with advanced solid tumors (including central nervous system [CNS] tumors), non-Hodgkin lymphoma or histiocytic disorders that harbor gain of function mutations in EZH2, or loss of function mutations in the SWI/SNF complex subunits SMARCB1 or SMARCA4 at a dose of 520 mg/m^2/dose twice daily for patients without any CNS involvement or 1200 mg/m^2/dose orally twice daily for patients with CNS involvement.
SECONDARY OBJECTIVES:
- To estimate the progression-free survival in pediatric patients treated with tazemetostat that harbor gain of function mutations in EZH2, or loss of function mutations in the SWI/SNF complex subunits SMARCB1 or SMARCA4.
II. To obtain information about the tolerability of tazemetostat in children with relapsed or refractory cancer.
EXPLORATORY OBJECTIVES:
- To evaluate other biomarkers as predictors of response to tazemetostat and specifically, whether tumors that harbor different missense mutations or fusions will demonstrate differential response to tazemetostat treatment.
II. To explore approaches to profiling changes in tumor genomics over time through evaluation of circulating tumor deoxyribonucleic acid (DNA).
OUTLINE:
Patients receive tazemetostat orally (PO) twice daily (BID) on days 1-28. Cycles repeat every 28 days for up to 2 years in the absence of disease progression or unacceptable toxicity.
After completion of study treatment, patients are followed up periodically.
Study design
- Primary purpose
- Treatment
- Allocation
- Not applicable
- Intervention model
- Single group
- Masking
- None (open label)
- Number of arms
- 1
| Arm | Type | Receives |
|---|---|---|
| Treatment (tazemetostat) | Experimental | Drug: TazemetostatPatients receive tazemetostat PO BID on days 1-28. Cycles repeat every 28 days for up to 2 years in the absence of disease progression or unacceptable toxicity. |
Who may qualify
- Ages
- 12 months to 21 years
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Child, Adult
Key inclusion criteria (45 listed)
- Patient must have enrolled onto APEC1621SC and must have been given a treatment assignment to Molecular Analysis for Therapy Choice (MATCH) to APEC1621C based on the presence of an actionable mutation
- Patients must have radiographically measurable disease at the time of study enrollment; patients with neuroblastoma who do not have measurable disease but have MIBG+ evaluable disease are eligible; measurable disease in patients with CNS involvement is defined as tumor that is measurable in two perpendicular diameters on magnetic resonance imaging (MRI) and visible on more than one slice; Note: The following do not qualify as measurable disease:
- Karnofsky >= 50% for patients > 16 years of age and Lansky >= 50 for patients =< 16 years of age; Note: Neurologic deficits in patients with CNS tumors must have been stable for at least 7 days prior to study enrollment; patients who are unable to walk because of paralysis, but who are up in a wheelchair, will be considered ambulatory for the purpose of assessing the performance score
- Patients must have fully recovered from the acute toxic effects of all prior anti-cancer therapy and must meet the following minimum duration from prior anti-cancer directed therapy prior to enrollment; if after the required timeframe, the numerical eligibility criteria are met, e.g. blood count criteria, the patient is considered to have recovered adequately
- For patients with solid tumors without known bone marrow involvement:
Key exclusion criteria (13 listed)
- Pregnant or breast-feeding women will not be entered on this study because there is currently no available information regarding human fetal or teratogenic toxicities; pregnancy tests must be obtained in girls who are post-menarchal; males or females of reproductive potential may not participate unless they have agreed to use an effective contraceptive method for the duration of study treatment; female subjects of childbearing potential should agree to remain abstinent or use adequate contraceptive methods for 30 days after the last dose of tazemetostat; male subjects should agree to remain abstinent or use adequate contraceptive methods, and agree to refrain from donating sperm, and for 90 days after the last dose of tazemetostat
- Patients receiving corticosteroids who have not been on a stable or decreasing dose of corticosteroid for at least 7 days prior to enrollment are not eligible; if used to modify immune adverse events related to prior therapy, >= 14 days must have elapsed since last dose of corticosteroid
- Patients who are currently receiving another investigational drug are not eligible
- Patients who are currently receiving other anti-cancer agents are not eligible
- Patients who are receiving cyclosporine, tacrolimus or other agents to prevent graft-versus-host disease post bone marrow transplant are not eligible for this trial
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| TazemetostatAlso: E 7438, E-7438, E7438, EPZ 6438Given PO | Drug | Treatment (tazemetostat) |
Primary outcome
Objective Response Rate (ORR)
Time frame: From enrollment to the end of treatment, up to 2 years
ORR will be defined as complete response + partial response and assessed by Response Evaluation Criteria in Solid Tumors (RECIST) guideline (version 1.1). Will be calculated as the percent of evaluable patients who are responders, and confidence intervals will be constructed using the Wilson score interval method.
2 secondary outcomes
Progression-free Survival (PFS)
Time frame: Up to 6 months from study entry
Percentage of Patients Experiencing Grade 3 or 4 Adverse Events
Time frame: From initiation of treatment to disease progression, disease recurrence, or death from any cause assessed up to 2 years
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 13 Apr 2026.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Susan N Chi principal investigator
Children's Oncology Group
117 sites in 2 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 2 study testing Tazemetostat in people with Advanced Malignant Solid Neoplasm and Ann Arbor Stage III Hodgkin Lymphoma, run by National Cancer Institute (NCI) at 117 sites in 2 countries.
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 45 inclusion and 13 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: finished, as of the sponsor's last update on 13 Apr 2026. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 117 sites in United States, Puerto Rico. 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 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
Yes. Results are posted in the registry (first posted 27 Apr 2023). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.
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?
Objective Response Rate (ORR) (time frame: From enrollment to the end of treatment, up to 2 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 13 Apr 2026; AzTrials last refreshed its copy on 1 Nov 2026.