- ICH GCP
- US Clinical Trials Registry
- Clinical Trial NCT04537715
Effects of Itraconazole and Rifampin on the Blood Tazemetostat Levels
A Phase I, Open-label Multi-dose Two-part Study to Characterize the Effects of a Strong CYP3A4 Inhibitor and a Strong CYP3A4 Inducer on the Steady-State Pharmacokinetics of Tazemetostat (EPZ-6438) in Subjects With Advanced Malignancies
The participants of this study will have advanced malignancies (also known as advanced cancer). The main aim of this trial will be to study the blood levels (known as pharmacokinetics) of the tazemtostat (the study drug) when administered in combination with another drug.
Part 1 of the study will evaluate the interaction between the drugs tazemetostat and itraconazole.
Part 2 of the study will evaluate the interaction between the drugs tazemetostat and rifampin
For both Parts 1 and 2, safety and the level that effects of the study drug can be tolerated (known as tolerability) will be assessed throughout.
Study Overview
Status
Conditions
Intervention / Treatment
Detailed Description
This two-part study is designed to characterize the steady-state PK of oral tazemetostat and its metabolite EPZ 6930 when administered as a single and twice daily dose in subjects with advanced malignancies while taken alone or in combination with either itraconazole or rifampin.
Part 1: tazemetostat and Itraconazole Drug Interaction Part 1 of the study will evaluate the drug-drug interaction between tazemetostat and itraconazole in an open-label, fixed sequential cross over design.
Part 2: tazemetostat and Rifampin Drug Interaction Part 2 of the study will evaluate the drug-drug interaction between tazemetostat and rifampin in an open-label, fixed sequential cross over design.
For both Parts 1 and 2, safety and tolerability will be assessed throughout the subject's participation. Subjects must have an end of study visit after 30 days of the last dose of tazemetostat for safety assessment.
Study Type
Enrollment (Actual)
Phase
- Phase 1
Contacts and Locations
Study Locations
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Barcelona, Spain, 08035
- Hospital Universitario Vall d'Hebron
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Madrid, Spain, 28040
- Hospital Fundación Jiménez Díaz
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Gipuzkoa
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Donostia, Gipuzkoa, Spain, 20014
- Onkologikoa
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California
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Encinitas, California, United States, 92024
- California Cancer Associates for Research and Excellence, Inc. (cCARE)
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Los Angeles, California, United States, 90025
- The Angeles Clinic and Research Institute
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Illinois
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Chicago, Illinois, United States, 60611
- Northwestern University-Robert H. Lurie Comprehensive Cancer Center
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Michigan
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Grand Rapids, Michigan, United States, 49546
- South Texas Accelerated Research Therapeutics (START) Midwest
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Ohio
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Canton, Ohio, United States, 44718
- Gabrail Cancer Center
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Cincinnati, Ohio, United States, 45267
- University of Cincinnati Medical Center
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Texas
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Dallas, Texas, United States, 75230
- Mary Crowley Cancer Research
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Participation Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Description
INCLUSION CRITERIA:
- Male or female ≥ 18 years age at the time of consent.
- Eastern Cooperative Oncology Group (ECOG) performance status 0 to 2.
- Has the ability to understand informed consent, and provide signed written informed consent.
- Life expectancy of > 3 months.
Histologically and/or cytologically confirmed advanced metastatic or unresectable solid tumors has progressed after treatment for which there are no standard therapies available OR histologically and/or cytologically confirmed hematologic malignancies that have relapsed, or refractory disease, following at least 2 standard lines of systemic therapy for which there are no standard therapies available.
Note: Subjects with prior radiotherapy will be included; however, radiotherapy alone will not be considered a separate systemic treatment regimen.
- Must have evaluable or measurable disease.
- Has all prior treatment (ie, chemotherapy, immunotherapy, radiotherapy) related clinically significant toxicities resolve to ≤ Grade 1 per National Cancer Institute Common Terminology Criteria for Adverse Events (NCI CTCAE), Version 5.0 or are clinically stable and not clinically significant, at time of consent.
- All subjects must have completed any prior chemotherapy, targeted therapy and major surgery ≥ 28 days before study entry. For daily or weekly chemotherapy without the potential for delayed toxicity, a washout period of 14 days or 5 half-lives, whichever is shorter may be acceptable.
- Has normal hepatic function (per NCI-ODWG criteria) as well as adequate hematologic (bone marrow [BM] and coagulation factors) and renal function.
- Able to swallow and retain orally-administered medication and without clinically significant gastrointestinal abnormalities that could alter absorption such as malabsorption syndrome or major resection of the stomach or bowels.
- Females of childbearing potential (FCBP) must have a negative serum pregnancy test and must either practice complete abstinence or agree to use a highly effective method of contraception.
Male subjects must have had a successful vasectomy OR must either practice complete abstinence or agree to use a latex or synthetic condom during sexual contact with a female of childbearing potential (FCBP) during study treatment (including during dose interruptions), and for 3 months after study drug discontinuation.
NOTE: Male subjects must not donate sperm during study treatment (including during dose interruptions), and for 3 months after study drug discontinuation.
- Has a QT interval corrected by Fridericia's formula (QTcF) ≤450 msec.
EXCLUSION CRITERIA:
- Symptomatic or untreated leptomeningeal or brain metastases or spinal cord compression or primary glioblastoma multiforme.
- Clinically significant bleeding diathesis or coagulopathy.
- Known hypersensitivity to any of the components of Tazemetostat, itraconazole, or rifampin.
- Use of concurrent investigational agent or anticancer therapy.
- Uncontrolled concurrent illness including, but not limited to, ongoing or active infection, symptomatic congestive heart failure, unstable angina pectoris, clinically significant cardiac arrhythmias, or psychiatric illness/social situations that would limit compliance with study requirements.
- Have a known active infection with hepatitis B virus (HBV), hepatitis C virus (HCV), AND/OR human T-cell lymphotropic virus 1.
- Subjects taking medications that are known CYP3A4 inducers or inhibitors (including St. John's Wort).
- Is unwilling to exclude grapefruit juice, Seville oranges and grapefruit from the diet and all foods that contain those fruits from 24 hours prior to the first dose of study drug until the last dose of study drug.
- Any condition or medical problem in addition to the underlying malignancy and organ dysfunction that the Investigator feels would pose unacceptable risk.
- Has a prior history of myeloid malignancies, including myelodysplastic syndrome (MDS)/acute myeloid leukemia (AML) or myeloproliferative neoplasm (MPN) or T-cell lymphoblastic lymphoma (T-LBL)/ T-cell acute lymphoblastic leukemia (T-ALL).
- Ingestion of alcohol within 72 hours prior to day 1 of Cycle 1 until the end of Cycle 1 (Day 39 for Part 1 and Day 26 for Part 2). Regular alcohol consumption must not exceed 16 units for males and 7 units for females per week (2 units equals 40mL [a can] of beer, 175mL [a standard glass] of wine, or 50 mL [2 small shots] of spirits
- Any form of marijuana use.
- History of drug abuse (including alcohol) within the last 6 months prior to screening.
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Non-Randomized
- Interventional Model: Crossover Assignment
- Masking: None (Open Label)
Arms and Interventions
Participant Group / Arm |
Intervention / Treatment |
|---|---|
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Experimental: Part 1: Tazemetostat and Itraconazole Drug Interaction Cycle 1
Participants in Part 1 of the study will receive a single oral, 400 mg dose of tazemetostat on Day 1, 15, and Day 36. The study participants will receive tazemetostat (oral 400 mg) tablets to be taken twice daily on Days 3 - 14 and Days 21 - 35. In addition, the participants will receive oral 200 mg itraconazole once daily on Days 18 - 38. Study participants may continue tazemetostat from Day 40+ at the recommended therapeutic dose (oral 800 mg twice daily) in 28-day cycles. |
A single, oral, 400 mg dose of tazemetostat on Day 1, Day 15, and Day 36; and tazemetostat (oral 400 mg) tablets twice daily on Days 3 - 14 and Days 21 - 35.
Other Names:
Oral 200 mg itraconazole once daily on Days 18 - 38
Other Names:
A single, oral, 800 mg dose of tazemetostat on Days 1, 15, and Day 24 ; and tazemetostat (oral 800 mg) twice daily on Days 3 - 14 and on Days 17 - 23.
Other Names:
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Experimental: Part 2:Tazemetostat and Rifampin Drug Interaction Cycle 1
Participants in Part 2 of the study will receive a single oral, 800 mg dose of tazemetostat on Days 1, 15, and Day 36. The study participants will receive tazemetostat (oral 800 mg dose) tablets to be taken twice daily on Days 3 - 14 and Days 17 - 23. In addition, the participants will receive oral 200 mg rifampin once daily on Days 17 - 25. Study participants may continue tazemetostat from Day 27+ at the recommended therapeutic dose (oral 800 mg twice daily) in 28-day cycles. |
A single, oral, 400 mg dose of tazemetostat on Day 1, Day 15, and Day 36; and tazemetostat (oral 400 mg) tablets twice daily on Days 3 - 14 and Days 21 - 35.
Other Names:
A single, oral, 800 mg dose of tazemetostat on Days 1, 15, and Day 24 ; and tazemetostat (oral 800 mg) twice daily on Days 3 - 14 and on Days 17 - 23.
Other Names:
Oral 600 mg rifampin once daily on Days 17 - 25.
Other Names:
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What is the study measuring?
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
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Part 1: Area Under the Plasma Concentration-Time Curve From Time 0 to 12 Hours of Quantifiable Concentration (AUC0-12h) of Tazemetostat
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, and 12 hours post-dose on Cycle 1 Day 1 and Cycle 1 Day 15
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Blood samples were collected at specified timepoints.
AUC0-12h was assessed using non-compartmental data analysis method.
AUC0-12h was estimated by a combination of linear trapezoidal method on concentrations going up and logarithmic trapezoidal method on concentrations going down (Linear up/Log down method).
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Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, and 12 hours post-dose on Cycle 1 Day 1 and Cycle 1 Day 15
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Part 1: Maximum Observed Plasma Concentration (Cmax) of Tazemetostat
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 36, 48, and 72 hours post-dose on Cycle 1 Day 1 and Cycle 1 Day 15
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Blood samples were collected at specified timepoints.
Cmax was assessed using non-compartmental data analysis method.
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Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 36, 48, and 72 hours post-dose on Cycle 1 Day 1 and Cycle 1 Day 15
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Part 2: AUC0-12h of Tazemetostat
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12 hours post-dose on Cycle 1 Day 1 and Cycle 1 Day 15
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Blood samples were collected at specified timepoints.
AUC0-12h was assessed using non-compartmental data analysis method.
AUC0-12h was estimated by a combination of linear trapezoidal method on concentrations going up and logarithmic trapezoidal method on concentrations going down (Linear up/Log down method).
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Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12 hours post-dose on Cycle 1 Day 1 and Cycle 1 Day 15
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Part 2: Cmax of Tazemetostat
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 24, 36, and 48 hours post-dose on Cycle 1 Day 1 and Cycle 1 Day 15
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Blood samples were collected at specified timepoints.
Cmax was assessed using non-compartmental data analysis method.
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Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 24, 36, and 48 hours post-dose on Cycle 1 Day 1 and Cycle 1 Day 15
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Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
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Part 1: AUC0-12h of EPZ-6930 After Tazemetostat Alone at Steady-State
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, and 12 hours post-dose on Cycle 1 Day 15
|
Blood samples were collected at specified timepoints.
AUC0-12h was assessed using non-compartmental data analysis method.
AUC0-12h was estimated by a combination of linear trapezoidal method on concentrations going up and logarithmic trapezoidal method on concentrations going down (Linear up/Log down method).
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Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, and 12 hours post-dose on Cycle 1 Day 15
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Part 1: AUC0-12h of Tazemetostat and EPZ-6930 After Tazemetostat at Steady-State With Itraconazole
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, and 12 hours post-dose on Cycle 1 Day 36
|
Blood samples were collected at specified timepoints.
AUC0-12h was assessed using non-compartmental data analysis method.
AUC0-12h was estimated by a combination of linear trapezoidal method on concentrations going up and logarithmic trapezoidal method on concentrations going down (Linear up/Log down method).
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Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, and 12 hours post-dose on Cycle 1 Day 36
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Part 1: Cmax of EPZ-6930 After Tazemetostat Alone at Steady-State
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 36, and 72 hours post-dose on Cycle 1 Day 15
|
Blood samples were collected at specified timepoints.
Cmax was assessed using non-compartmental data analysis method.
|
Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 36, and 72 hours post-dose on Cycle 1 Day 15
|
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Part 1: Cmax of Tazemetostat and EPZ-6930 After Tazemetostat at Steady State With Itraconazole
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 36, and 72 hours post-dose on Cycle 1 Day 36
|
Blood samples were collected at specified timepoints.
Cmax was assessed using non-compartmental data analysis method.
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Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 36, and 72 hours post-dose on Cycle 1 Day 36
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Part 1: Observed Time at Cmax (Tmax) of Tazemetostat and EPZ-6930 After Tazemetostat Alone at Steady-State
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 36, and 72 hours post-dose on Cycle 1 Day 15
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Blood samples were collected at specified timepoints.
Tmax was assessed using non-compartmental data analysis method.
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Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 36, and 72 hours post-dose on Cycle 1 Day 15
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Part 1: Tmax of Tazemetostat and EPZ-6930 After Tazemetostat at Steady-State With Itraconazole
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 36, and 72 hours post-dose on Cycle 1 Day 36
|
Blood samples were collected at specified timepoints.
Tmax was assessed using non-compartmental data analysis method.
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Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 36, and 72 hours post-dose on Cycle 1 Day 36
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Part 1: Apparent Terminal Elimination Half-Life (t1/2) of Tazemetostat and EPZ-6930 After Tazemetostat Alone at Steady-State
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 36, and 72 hours post-dose on Cycle 1 Day 15
|
Blood samples were collected at specified timepoints.
T1/2 was assessed using non-compartmental data analysis method.
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Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 36, and 72 hours post-dose on Cycle 1 Day 15
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Part 1: T1/2 of Tazemetostat and EPZ-6930 After Tazemetostat at Steady-State With Itraconazole
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 36, and 72 hours post-dose on Cycle 1 Day 36
|
Blood samples were collected at specified timepoints.
T1/2 was assessed using non-compartmental data analysis method.
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Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 36, and 72 hours post-dose on Cycle 1 Day 36
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Part 2: AUC0-12h of EPZ-6930 After Tazemetostat Alone at Steady-State
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, and 12 hours post-dose on Cycle 1 Day 15
|
Blood samples were collected at specified timepoints.
AUC0-12h was assessed using non-compartmental data analysis method.
AUC0-12h was estimated by a combination of linear trapezoidal method on concentrations going up and logarithmic trapezoidal method on concentrations going down (Linear up/Log down method).
|
Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, and 12 hours post-dose on Cycle 1 Day 15
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Part 2: AUC0-12h of Tazemetostat and EPZ-6930 After Tazemetostat at Steady-State With Rifampin
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12 hours post-dose on Cycle 1 Day 24
|
Blood samples were collected at specified timepoints.
AUC0-12h was assessed using non-compartmental data analysis method.
AUC0-12h was estimated by a combination of linear trapezoidal method on concentrations going up and logarithmic trapezoidal method on concentrations going down (Linear up/Log down method).
|
Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12 hours post-dose on Cycle 1 Day 24
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Part 2: Cmax of EPZ-6930 After Tazemetostat Alone at Steady-State
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 24, 36, and 48 hours post-dose on Cycle 1 Day 15
|
Blood samples were collected at specified timepoints.
Cmax was assessed using non-compartmental data analysis method.
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Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 24, 36, and 48 hours post-dose on Cycle 1 Day 15
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Part 2: Cmax of Tazemetostat and EPZ-6930 After Tazemetostat at Steady State With Rifampin
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 24, and 48 hours post-dose on Cycle 1 Day 24
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Blood samples were collected at specified timepoints.
Cmax was assessed using non-compartmental data analysis method.
|
Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 24, and 48 hours post-dose on Cycle 1 Day 24
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Part 2: Tmax of Tazemetostat and EPZ-6930 After Tazemetostat Alone at Steady-State
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 24, 36, and 48 hours post-dose on Cycle 1 Day 15
|
Blood samples were collected at specified timepoints.
Tmax was assessed using non-compartmental data analysis method.
|
Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 24, 36, and 48 hours post-dose on Cycle 1 Day 15
|
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Part 2: Tmax of Tazemetostat and EPZ-6930 After Tazemetostat at Steady-State With Rifampin
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 24, and 48 hours post-dose on Cycle 1 Day 24
|
Blood samples were collected at specified timepoints.
Tmax was assessed using non-compartmental data analysis method.
|
Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 24, and 48 hours post-dose on Cycle 1 Day 24
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Part 2: T1/2 of Tazemetostat and EPZ-6930 EPZ-6930 After Tazemetostat Alone at Steady-State
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 24, 36, and 48 hours post-dose on Cycle 1 Day 15
|
Blood samples were collected at specified timepoints.
T1/2 was assessed using non-compartmental data analysis method.
|
Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 24, 36, and 48 hours post-dose on Cycle 1 Day 15
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Part 2: T1/2 of Tazemetostat and EPZ-6930 After Tazemetostat at Steady-State With Rifampin
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 24, and 48 hours post-dose on Cycle 1 Day 24
|
Blood samples were collected at specified timepoints.
T1/2 was assessed using non-compartmental data analysis method.
|
Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 24, and 48 hours post-dose on Cycle 1 Day 24
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Other Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Part 1: Least Squares Geometric Mean Ratio of Observed Accumulation Ratio of AUC0-12h for Tazemetostat
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12 hours post-dose on Cycle 1 Day 1 and Cycle 1 Day 15
|
Blood samples were collected at specified timepoints.
AUC0-12h accumulation ratio was assessed using non-compartmental data analysis method.
AUC0-12h accumulation ratio was calculated as the ratio of AUC0-12h at steady state (Cycle 1 Day 15) divided by AUC0-12 during the initial dosing interval (Cycle 1 Day 1).
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Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12 hours post-dose on Cycle 1 Day 1 and Cycle 1 Day 15
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Part 1: Least Squares Geometric Mean Ratio of Cmax Accumulation Ratio for Tazemetostat
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8,12, 36, 48 post-dose on Cycle 1 Day 1, and 72 hours post-dose on Cycle 1 Day 15
|
Blood samples were collected at specified timepoints.
Cmax accumulation ratio was assessed using non-compartmental data analysis method.
Cmax accumulation ratio was calculated as the ratio of Cmax at steady state (Cycle 1 Day 15) divided by Cmax during the initial dosing interval (Cycle 1 Day 1).
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Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8,12, 36, 48 post-dose on Cycle 1 Day 1, and 72 hours post-dose on Cycle 1 Day 15
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Part 1: Least Squares Geometric Mean Ratio of AUC0-12h After Single Dose of Tazemetostat With Itraconazole
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, and 12 hours post-dose on Cycle 1 Day 1 (without itraconazole) and Cycle 1 Day 21 (with itraconazole)
|
Blood samples were collected at specified timepoints.
Drug-drug interaction was assessed using analysis of variance (ANOVA).
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Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, and 12 hours post-dose on Cycle 1 Day 1 (without itraconazole) and Cycle 1 Day 21 (with itraconazole)
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Part 1: Least Squares Geometric Mean Ratio of Cmax After Single Dose of Tazemetostat With Itraconazole
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 24, 36, and 48 hours post-dose on Cycle 1 Day 1 (without itraconazole) and Cycle 1 Day 21 (with itraconazole)
|
Blood samples were collected at specified timepoints.
Drug-drug interaction was assessed using ANOVA.
|
Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 24, 36, and 48 hours post-dose on Cycle 1 Day 1 (without itraconazole) and Cycle 1 Day 21 (with itraconazole)
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Part 1: Least Squares Geometric Mean Ratio of AUC0-12h After Tazemetostat at Steady-State With Itraconazole
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, and 12 hours post-dose on Cycle 1 Day 15 (without itraconazole) and Cycle 1 Day 36 (with itraconazole)
|
Blood samples were collected at specified timepoints.
Drug-drug interaction was assessed using ANOVA.
|
Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, and 12 hours post-dose on Cycle 1 Day 15 (without itraconazole) and Cycle 1 Day 36 (with itraconazole)
|
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Part 1: Least Squares Geometric Mean Ratio of Cmax After Tazemetostat at Steady-State With Itraconazole
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 36, and 72 hours post-dose on Cycle 1 Day 15 (without itraconazole) and Cycle 1 Day 36 (with itraconazole)
|
Blood samples were collected at specified timepoints.
Drug-drug interaction was assessed using ANOVA.
|
Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 36, and 72 hours post-dose on Cycle 1 Day 15 (without itraconazole) and Cycle 1 Day 36 (with itraconazole)
|
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Part 2: Least Squares Geometric Mean Ratio of Observed Accumulation Ratio of AUC0-12h for Tazemetostat
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8,12, 24, 36, and 48 hours post-dose on Cycle 1 Day 1 and Cycle 1 Day 15
|
Blood samples were collected at specified timepoints.
AUC0-12h accumulation ratio was assessed using non-compartmental data analysis method.
AUC0-12h accumulation ratio was calculated as the ratio of AUC0-12h at steady state (Cycle 1 Day 15) divided by AUC0-12h during the initial dosing interval (Cycle 1 Day 1).
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Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8,12, 24, 36, and 48 hours post-dose on Cycle 1 Day 1 and Cycle 1 Day 15
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Part 2: Least Squares Geometric Mean Ratio of Cmax Accumulation Ratio for Tazemetostat
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8,12, 24, 36, and 48 hours post-dose on Cycle 1 Day 1 and Cycle 1 Day 15
|
Blood samples were collected at specified timepoints.
Cmax accumulation ratio was assessed using non-compartmental data analysis method.
Cmax accumulation ratio was calculated as the ratio of Cmax at steady state (Cycle 1 Day 15) divided by Cmax during the initial dosing interval (Cycle 1 Day 1).
|
Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8,12, 24, 36, and 48 hours post-dose on Cycle 1 Day 1 and Cycle 1 Day 15
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Part 2: Least Squares Geometric Mean Ratio of AUC0-12h After Tazemetostat at Steady State With Rifampin
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12 hours post-dose on Cycle 1 Day 15 (without rifampin) and Cycle 1 Day 24 (with rifampin)
|
Blood samples were collected at specified timepoints.
Drug-drug interaction was assessed using ANOVA.
|
Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12 hours post-dose on Cycle 1 Day 15 (without rifampin) and Cycle 1 Day 24 (with rifampin)
|
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Part 2: Least Squares Geometric Mean Ratio of Cmax After Tazemetostat at Steady State With Rifampin
Time Frame: Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 24, 36, and 48 hours post-dose on Cycle 1 Day 15 (without rifampin) and Cycle 1 Day 24 (with rifampin)
|
Blood samples were collected at specified timepoints.
Drug-drug interaction was assessed using ANOVA.
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Pre-dose (0 hour), 0.5, 1, 1.5, 2, 4, 6, 8, 12, 24, 36, and 48 hours post-dose on Cycle 1 Day 15 (without rifampin) and Cycle 1 Day 24 (with rifampin)
|
Collaborators and Investigators
Sponsor
Investigators
- Study Director: Ipse Medical Director, Ipsen
Publications and helpful links
Helpful Links
Study record dates
Study Major Dates
Study Start (Actual)
Primary Completion (Actual)
Study Completion (Actual)
Study Registration Dates
First Submitted
First Submitted That Met QC Criteria
First Posted (Actual)
Study Record Updates
Last Update Posted (Actual)
Last Update Submitted That Met QC Criteria
Last Verified
More Information
Terms related to this study
Keywords
Additional Relevant MeSH Terms
- Neoplasms by Site
- Immune System Diseases
- Neoplasms by Histologic Type
- Hematologic Diseases
- Neoplasms, Glandular and Epithelial
- Adenocarcinoma
- Adenoma
- Neoplasms, Mesothelial
- Lymphatic Diseases
- Lymphoproliferative Disorders
- Immunoproliferative Disorders
- Carcinoma
- Neuroectodermal Tumors
- Neoplasms, Germ Cell and Embryonal
- Neoplasms, Nerve Tissue
- Lymphoma, B-Cell
- Neuroendocrine Tumors
- Neoplasms, Connective and Soft Tissue
- Neoplasms, Connective Tissue
- Neoplasms, Complex and Mixed
- Neoplasms, Ductal, Lobular, and Medullary
- Carcinoma, Neuroendocrine
- Neoplasms
- Hematologic Neoplasms
- Mesothelioma
- Lymphoma
- Lymphoma, Large B-Cell, Diffuse
- Lymphoma, Non-Hodgkin
- Sarcoma
- Sarcoma, Synovial
- Rhabdoid Tumor
- Carcinoma, Medullary
- Anti-Bacterial Agents
- Anti-Infective Agents
- Antifungal Agents
- Physiological Effects of Drugs
- Molecular Mechanisms of Pharmacological Action
- Hormones, Hormone Substitutes, and Hormone Antagonists
- Enzyme Inhibitors
- Nucleic Acid Synthesis Inhibitors
- Steroid Synthesis Inhibitors
- Hormone Antagonists
- Cytochrome P-450 Enzyme Inhibitors
- Antibiotics, Antitubercular
- Antitubercular Agents
- Cytochrome P-450 CYP3A Inhibitors
- Leprostatic Agents
- Cytochrome P-450 CYP2B6 Inducers
- Cytochrome P-450 Enzyme Inducers
- Cytochrome P-450 CYP2C8 Inducers
- Cytochrome P-450 CYP2C19 Inducers
- Cytochrome P-450 CYP2C9 Inducers
- Cytochrome P-450 CYP3A Inducers
- 14-alpha Demethylase Inhibitors
- Rifampin
- Itraconazole
Other Study ID Numbers
- EZH-108
- 2020-002669-33 (EudraCT Number)
Plan for Individual participant data (IPD)
Plan to Share Individual Participant Data (IPD)?
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Studies a U.S. FDA-regulated device product
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.
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