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Study of INCB053914 in Subjects With Advanced Malignancies

A Phase 1/2 Study of INCB053914 in Subjects With Advanced Malignancies

Status
Terminated
Phases
Phase 1Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02587598
Enrollment
97
Registered
2015-10-27
Start date
2015-12-29
Completion date
2020-08-11
Last updated
2021-12-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Solid Tumors

Keywords

leukemia, myelodysplastic syndrome (MDS), myelodysplastic/myeloproliferative neoplasms (MDS/MPN), myelofibrosis (MF), lymphoproliferative disorders, acute myeloid leukemia (AML), lymphomas, multiple myeloma (MM), PIM kinases

Brief summary

This is an open-label, dose-escalation study of the proviral integration site of Moloney murine leukemia virus (PIM) kinase inhibitor INCB053914 in subjects with advanced malignancies. The study will be conducted in 4 parts. Part 1 (monotherapy dose escalation) will evaluate safety and determine the maximum tolerated dose of INCB053914 monotherapy and the recommended phase 2 dose(s) (a tolerated pharmacologically active dose that will be taken forward into the remaining parts of the study). Part 2 (monotherapy dose expansion) will further evaluate the safety, efficacy, pharmacokinetics (PK), and pharmacodynamics (PD) of the recommended Phase 2 dose(s). Part 3 (combination dose finding) will evaluate safety of INCB053914 in combination with select standard of care (SOC) agents and will identify the optimal INCB053914 dose in combination with conventional SOC regimens to take forward into Part 4. Part 4 (combination dose expansion) will further evaluate the safety, efficacy and pharmacokinetics of the recommended Phase 2 dose combination(s).

Interventions

Initial cohort dose of INCB053914 at the protocol-specified starting dose in two treatment groups in dose escalation, with subsequent expansion in up to five cohorts based on protocol-specific criteria. INCB053914 tablets to be administered by mouth.

DRUGI-DAC (Intermediate dose cytarabine)

Cytarabine dose will be 1 g/m\^2. Cytarabine will be administered as an intravenous (IV) infusion.

DRUGAzacitidine

Azacitidine dose will be 75 mg/m\^2. Azacitidine will be administered either sub-cutaneously (SC) or intravenously (IV).

DRUGRuxolitinib

Starting dose of ruxolitinib will be the dose the subject was on at study entry Ruxolitinib will be administered by mouth.

Sponsors

Incyte Corporation
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Aged 18 years or older * Confirmed diagnosis of select advanced malignancy * Parts 1 and 2: * Unresponsive to currently available therapy and there is no standard-of-care therapy available in the judgment of the investigator. * Not currently a candidate for curative treatment * Parts 3 and 4: * Subjects with relapsed/refractory AML must have received either induction chemotherapy for AML or hypomethylating agents for hematologic disease before AML. * Elderly subjects (≥ 65 years) with newly diagnosed AML must be treatment naive and unfit for intensive chemotherapy. * Myelofibrosis subjects must have been treated with ruxolitinib for ≥ 6 months with a stable dose for ≥ 8 weeks (acceptable doses are 5 mg twice daily \[BID\] to 25 mg BID). * Willingness to undergo a pretreatment bone marrow biopsy and/or aspirate, or archival sample obtained since completion of most recent therapy (as appropriate to subjects with existing bone marrow disease or for whom bone marrow examination is a component of disease status assessment) * Eastern Cooperative Oncology Group (ECOG) performance status * Part 1: 0 or 1 * Parts 2, 3 and 4: 0, 1, or 2 * Life expectancy \> 12 weeks or ≥ 24 weeks for Part 3 and Part 4 MF subjects.

Exclusion criteria

* Inadequate bone marrow or organ function * Received an investigational agent within 5 half-lives or 14 days, whichever is longer, prior to receiving the first dose of study drug * Received non-biologic anticancer medication within 5 half-lives prior to receiving the first dose of study drug (within 6 weeks for mitomycin-C or nitrosoureas), within 28 days for any antibodies or biological therapies * Prior receipt of a PIM inhibitor * Any history of disease involving the central nervous system (Part 1). Known active disease involving the central nervous system (Part 2). * Screening corrected QT interval (QTc) interval \> 470 milliseconds * Radiotherapy within the 2 weeks prior to initiation of treatment * Chronic or current active infection requiring systemic antibiotic, antifungal, or antiviral treatment

Design outcomes

Primary

MeasureTime frameDescription
Determination of the Safety and Tolerability of INCB053914 as Measured by the Number of Participants With Adverse EventsApproximately 7 months
Part 4 Only : Determination of the Efficacy of INCB053914 in Combination With the Intermediate-dose Cytarabine (I DAC) in Subjects With Relapsed or Refractory Acute Myeloid Leukemia (AML) Based on Objective Remission Rate (ORR)Approximately 2 monthsThe primary efficacy endpoint of ORR in patients with AML who received INCB053914 in combination with cytarabine in Part 4 was not assessed because Part 4 was not opened for enrollment owing to this combination regimen not being tolerated in Part 3.
Part 4 Only : Determination of the Efficacy of INCB053914 in Combination With Azacitidine in Subjects With Newly Diagnosed AML Who Are 65 Years or Older and Unfit for Intensive Chemotherapy Based on ORRApproximately 6 monthsThe primary efficacy endpoint of ORR in patients with AML who received INCB053914 plus azacitidine in Part 4 was not performed due to limited enrollment as a result of early study termination.

Secondary

MeasureTime frameDescription
Pharmacokinetics: Cl/F of Combination Treatment Group A INCB053914 50 mg + CytarabineCycle 1 Day 5
Pharmacokinetics: Cmax of Combination Treatment Group A INCB053914 50 mg + CytarabineCycle 1 Day 5
Pharmacokinetics: Cmin of Combination Treatment Group A INCB053914 50 mg + CytarabineCycle 1 Day 5
Pharmacokinetics: Tmax of Combination Group B INCB053914 80 mg + AzatcitidineCycle 1 Day 8
Pharmacokinetics: AUCtau of Combination Group B INCB053914 80 mg + AzatcitidineCycle 1 Day 8
Pharmacokinetics: Cl/F of Combination Group B INCB053914 80 mg + AzatcitidineCycle 1 Day 8
Pharmacokinetics: Cmax of Combination Group B INCB053914 80 mg + AzatcitidineCycle 1 Day 8
Pharmacokinetics: Cmin of Combination Group B INCB053914 80 mg + AzatcitidineCycle 1 Day 8
Pharmacokinetics: Tmax of Combination Treatment Group C INCB053914 80 mg + RuxolitinibRegimen 2 Week 4
Evaluation of Phosphorylated BCL--2 Associated Death Promoter Protein (pBAD)1 monthPercent Inhibition of pBAD at the C1D15 trough from the pBAD at pre-dose by ex vivo cellular assay
Pharmacokinetics: Cl/F of Combination Treatment Group C INCB053914 80 mg + RuxolitinibRegimen 2 Week 4
Pharmacokinetics: Cmax of Combination Treatment Group C INCB053914 80 mg + RuxolitinibRegimen 2 Week 4
Pharmacokinetics: Cmin of Combination Treatment Group C INCB053914 80 mg + RuxolitinibRegimen 2 Week 4
Pharmacokinetics: Tmax of INCB053914 MonotherapyCycle 1 Day 8
Pharmacokinetics: AUCtau of INCB053914 MonotherapyCycle 1 Day 8
Pharmacokinetics: CL/F of INCB053914 MonotherapyCycle 1 Day 8
Pharmacokinetics: Cmax of INCB053914 MonotherapyCycle 1 Day 8
Pharmacokinetics: Ctau of INCB053914 MonotherapyCycle 1 Day 8
Pharmacokinetics: AUCtau of Combination Treatment Group C INCB053914 80 mg + RuxolitinibRegimen 2 Week 4
Pharmacokinetics: Tmax of Combination Treatment Group A INCB053914 50 mg + CytarabineCycle 1 Day 5
Pharmacokinetics: AUCtau of Combination Treatment Group A INCB053914 50 mg + CytarabineCycle 1 Day 5

Countries

United States

Participant flow

Recruitment details

This study was conducted in 18 US centers and consisted of 4 parts: Parts 1 and 2 evaluated INCB053914 as a monotherapy, and Parts 3 and 4 evaluated INCB053914 as part of a combination therapy with select standard-of-care agents (cytarabine, azacitidine, and ruxolitinib) in participants with advanced malignancies. Note:The study was terminated early based on strategic business decisions and not due to concerns with the safety and tolerability of INCB053914.

Pre-assignment details

A total of 58 participants were enrolled and treated in Parts 1 and 2 combined and were included in the safety population and the full analysis set. A total of 39 participants enrolled and treated in Parts 3 and 4 combined were included in the safety population and the full analysis set.

Participants by arm

ArmCount
Parts 1 and 2: INCB053914 100 mg QD
INCB053914 will be self-administered orally once a day as a 100mg immediate release monotherapy dose.
4
Parts 1 and 2: INCB053914 50 mg BID
INCB053914 will be self-administered orally twice day as a 50mg immediate release monotherapy dose.
11
Parts 1 and 2: INB053914 65 mg BID
INCB053914 will be self-administered orally twice day as a 65mg immediate release monotherapy dose.
4
Parts 1 and 2: INB053914 80 mg BID
INCB053914 will be self-administered orally twice day as a 80mg immediate release monotherapy dose.
21
Parts 1 and 2: INB053914 100 mg BID
INCB053914 will be self-administered orally twice day s a 100mg immediate release monotherapy dose.
12
Parts 1 and 2: INB053914 115 mg BID
INCB053914 will be self-administered orally twice day as a 115mg immediate release monotherapy dose.
6
Parts 3 and 4: INCB053914 50 mg BID + Cytarabine
Combination Treatment Group A: 50 mg BID + I-DAC (intermediate dose cytarabine) will be administered at a dose of 1 g/m2 per day as an infusion as a combination therapy with INCB053914.
6
Parts 3 and 4: INCB053914 50 mg BID + Azacitidine
Combination Treatment Group B: Azacitidine will be administered at a dose of 75 mg/m2 subcutaneously or via IV per day, as a combination therapy with INCB053914 50 mg BID.
7
Part 3 and 4 - INCB053914 80 mg BID + Azacitidine
Combination Treatment Group B: INCB053914 80 mg BID + Azacitidine will be administered at a dose of 75 mg/m2 subcutaneously or via IV per day, as a combination therapy with INCB053914.
9
Part 3 and 4: INCB053914 50 mg BID + Ruxolitinib
Combination Treatment Group C: INCB053914 50 mg BID + Ruxolitinib will be administered as an oral dose between 5 mg to 25 mg twice per day, as a combination therapy with INCB053914.
3
Part 3 and 4: INCB053914 80 mg BID + Ruxolitinib
Combination Treatment Group C: INCB053914 80 mg + Ruxolitinib will be administered as an oral dose between 5 mg to 25 mg twice per day, as a combination therapy with INCB053914.
14
Total97

Withdrawals & dropouts

PeriodReasonFG000FG001FG002FG003FG004FG005FG006FG007FG008FG009FG010
Overall StudyDeath484169467913
Overall StudyPhysician Decision00000000003
Overall StudyReason for study withdrawal not specified01000000000
Overall StudyStudy Terminated by the Sponsor01030100016
Overall StudyWithdrawal by Subject01023100012

Baseline characteristics

CharacteristicTotalParts 1 and 2: INCB053914 50 mg BIDParts 1 and 2: INB053914 65 mg BIDParts 1 and 2: INB053914 80 mg BIDParts 1 and 2: INB053914 100 mg BIDParts 1 and 2: INB053914 115 mg BIDParts 3 and 4: INCB053914 50 mg BID + CytarabineParts 1 and 2: INCB053914 100 mg QDParts 3 and 4: INCB053914 50 mg BID + AzacitidinePart 3 and 4 - INCB053914 80 mg BID + AzacitidinePart 3 and 4: INCB053914 50 mg BID + RuxolitinibPart 3 and 4: INCB053914 80 mg BID + Ruxolitinib
Age, Continuous70.2 Years
STANDARD_DEVIATION 11.38
67.1 Years
STANDARD_DEVIATION 14.64
67.3 Years
STANDARD_DEVIATION 9.18
70.8 Years
STANDARD_DEVIATION 11.5
76.5 Years
STANDARD_DEVIATION 7.19
70.5 Years
STANDARD_DEVIATION 9.67
70.8 Years
STANDARD_DEVIATION 6.46
59.5 Years
STANDARD_DEVIATION 14.25
60.9 Years
STANDARD_DEVIATION 20.83
72.9 Years
STANDARD_DEVIATION 6.31
70.0 Years
STANDARD_DEVIATION 5
72.6 Years
STANDARD_DEVIATION 7.48
Race/Ethnicity, Customized
Asian
1 Participants0 Participants0 Participants0 Participants0 Participants0 Participants1 Participants0 Participants0 Participants0 Participants0 Participants0 Participants
Race/Ethnicity, Customized
Black/African American
11 Participants0 Participants3 Participants4 Participants1 Participants1 Participants1 Participants0 Participants0 Participants1 Participants0 Participants0 Participants
Race/Ethnicity, Customized
Hispanic or Latino
3 Participants0 Participants0 Participants1 Participants0 Participants0 Participants0 Participants1 Participants0 Participants0 Participants0 Participants1 Participants
Race/Ethnicity, Customized
Native Hawaiian/Pacific Islander
1 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants1 Participants
Race/Ethnicity, Customized
Not Hispanic or Latino
89 Participants11 Participants4 Participants18 Participants12 Participants6 Participants6 Participants3 Participants7 Participants8 Participants3 Participants11 Participants
Race/Ethnicity, Customized
Other
1 Participants0 Participants0 Participants1 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants
Race/Ethnicity, Customized
Unknown
5 Participants0 Participants0 Participants2 Participants0 Participants0 Participants0 Participants0 Participants0 Participants1 Participants0 Participants2 Participants
Race/Ethnicity, Customized
White/Caucasian
83 Participants11 Participants1 Participants16 Participants11 Participants5 Participants4 Participants4 Participants7 Participants8 Participants3 Participants13 Participants
Sex: Female, Male
Female
47 Participants5 Participants2 Participants11 Participants3 Participants3 Participants5 Participants3 Participants5 Participants2 Participants2 Participants6 Participants
Sex: Female, Male
Male
50 Participants6 Participants2 Participants10 Participants9 Participants3 Participants1 Participants1 Participants2 Participants7 Participants1 Participants8 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
EG002
affected / at risk
EG003
affected / at risk
EG004
affected / at risk
EG005
affected / at risk
EG006
affected / at risk
EG007
affected / at risk
EG008
affected / at risk
EG009
affected / at risk
EG010
affected / at risk
deaths
Total, all-cause mortality
4 / 48 / 114 / 419 / 219 / 124 / 66 / 67 / 79 / 91 / 33 / 14
other
Total, other adverse events
4 / 411 / 114 / 420 / 2112 / 126 / 66 / 67 / 78 / 93 / 314 / 14
serious
Total, serious adverse events
3 / 46 / 113 / 46 / 218 / 125 / 65 / 65 / 76 / 90 / 35 / 14

Outcome results

Primary

Determination of the Safety and Tolerability of INCB053914 as Measured by the Number of Participants With Adverse Events

Time frame: Approximately 7 months

ArmMeasureValue (NUMBER)
Parts 1 and 2: INCB053914 100 mg QDDetermination of the Safety and Tolerability of INCB053914 as Measured by the Number of Participants With Adverse Events4 Participants
Parts 1 and 2: INCB053914 50 mg BIDDetermination of the Safety and Tolerability of INCB053914 as Measured by the Number of Participants With Adverse Events11 Participants
Parts 1 and 2: INB053914 65 mg BIDDetermination of the Safety and Tolerability of INCB053914 as Measured by the Number of Participants With Adverse Events4 Participants
Parts 1 and 2: INB053914 80 mg BIDDetermination of the Safety and Tolerability of INCB053914 as Measured by the Number of Participants With Adverse Events21 Participants
Parts 1 and 2: INB053914 100 mg BIDDetermination of the Safety and Tolerability of INCB053914 as Measured by the Number of Participants With Adverse Events12 Participants
Parts 1 and 2: INB053914 115 mg BIDDetermination of the Safety and Tolerability of INCB053914 as Measured by the Number of Participants With Adverse Events6 Participants
Parts 3 and 4: INCB053914 50 mg BID + CytarabineDetermination of the Safety and Tolerability of INCB053914 as Measured by the Number of Participants With Adverse Events6 Participants
Parts 3 and 4: INCB053914 50 mg BID + AzacitidineDetermination of the Safety and Tolerability of INCB053914 as Measured by the Number of Participants With Adverse Events7 Participants
Parts 3 and 4: INCB053914 80 mg BID + AzacitineDetermination of the Safety and Tolerability of INCB053914 as Measured by the Number of Participants With Adverse Events9 Participants
Parts 3 & 4: INCB 053914 50 mg BID + RuxolitinibDetermination of the Safety and Tolerability of INCB053914 as Measured by the Number of Participants With Adverse Events3 Participants
Parts 3 & 4: INCB 053914 80 mg + RuxolitinibDetermination of the Safety and Tolerability of INCB053914 as Measured by the Number of Participants With Adverse Events14 Participants
Primary

Part 4 Only : Determination of the Efficacy of INCB053914 in Combination With Azacitidine in Subjects With Newly Diagnosed AML Who Are 65 Years or Older and Unfit for Intensive Chemotherapy Based on ORR

The primary efficacy endpoint of ORR in patients with AML who received INCB053914 plus azacitidine in Part 4 was not performed due to limited enrollment as a result of early study termination.

Time frame: Approximately 6 months

Population: Part 4 was not opened for enrollment.

Primary

Part 4 Only : Determination of the Efficacy of INCB053914 in Combination With the Intermediate-dose Cytarabine (I DAC) in Subjects With Relapsed or Refractory Acute Myeloid Leukemia (AML) Based on Objective Remission Rate (ORR)

The primary efficacy endpoint of ORR in patients with AML who received INCB053914 in combination with cytarabine in Part 4 was not assessed because Part 4 was not opened for enrollment owing to this combination regimen not being tolerated in Part 3.

Time frame: Approximately 2 months

Population: Part 4 was not opened for enrollment owing to combination regimen not being tolerated in Part 3.

Secondary

Evaluation of Phosphorylated BCL--2 Associated Death Promoter Protein (pBAD)

Percent Inhibition of pBAD at the C1D15 trough from the pBAD at pre-dose by ex vivo cellular assay

Time frame: 1 month

Population: The PD evaluable population includes those in the safety population who have at least 1 valid PD measurements at both pre- and postdose.

ArmMeasureValue (MEAN)
Parts 1 and 2: INCB053914 100 mg QDEvaluation of Phosphorylated BCL--2 Associated Death Promoter Protein (pBAD)41 Percentage of Inhibition
Parts 1 and 2: INCB053914 50 mg BIDEvaluation of Phosphorylated BCL--2 Associated Death Promoter Protein (pBAD)37 Percentage of Inhibition
Parts 1 and 2: INB053914 65 mg BIDEvaluation of Phosphorylated BCL--2 Associated Death Promoter Protein (pBAD)68 Percentage of Inhibition
Parts 1 and 2: INB053914 80 mg BIDEvaluation of Phosphorylated BCL--2 Associated Death Promoter Protein (pBAD)78 Percentage of Inhibition
Parts 1 and 2: INB053914 100 mg BIDEvaluation of Phosphorylated BCL--2 Associated Death Promoter Protein (pBAD)55 Percentage of Inhibition
Parts 1 and 2: INB053914 115 mg BIDEvaluation of Phosphorylated BCL--2 Associated Death Promoter Protein (pBAD)58 Percentage of Inhibition
Secondary

Pharmacokinetics: AUCtau of Combination Group B INCB053914 80 mg + Azatcitidine

Time frame: Cycle 1 Day 8

ArmMeasureValue (MEAN)Dispersion
Parts 1 and 2: INCB053914 100 mg QDPharmacokinetics: AUCtau of Combination Group B INCB053914 80 mg + Azatcitidine11000 nM*hStandard Deviation 11100
Secondary

Pharmacokinetics: AUCtau of Combination Treatment Group A INCB053914 50 mg + Cytarabine

Time frame: Cycle 1 Day 5

ArmMeasureValue (MEAN)Dispersion
Parts 1 and 2: INCB053914 100 mg QDPharmacokinetics: AUCtau of Combination Treatment Group A INCB053914 50 mg + Cytarabine2860 nM*hStandard Deviation 2040
Secondary

Pharmacokinetics: AUCtau of Combination Treatment Group C INCB053914 80 mg + Ruxolitinib

Time frame: Regimen 2 Week 4

ArmMeasureValue (MEAN)Dispersion
Parts 1 and 2: INCB053914 100 mg QDPharmacokinetics: AUCtau of Combination Treatment Group C INCB053914 80 mg + Ruxolitinib3060 nM*hStandard Deviation 1730
Secondary

Pharmacokinetics: AUCtau of INCB053914 Monotherapy

Time frame: Cycle 1 Day 8

ArmMeasureValue (MEAN)Dispersion
Parts 1 and 2: INCB053914 100 mg QDPharmacokinetics: AUCtau of INCB053914 Monotherapy4140 nM*hStandard Deviation 282
Parts 1 and 2: INCB053914 50 mg BIDPharmacokinetics: AUCtau of INCB053914 Monotherapy1290 nM*hStandard Deviation 924
Parts 1 and 2: INB053914 65 mg BIDPharmacokinetics: AUCtau of INCB053914 Monotherapy2480 nM*hStandard Deviation 2470
Parts 1 and 2: INB053914 80 mg BIDPharmacokinetics: AUCtau of INCB053914 Monotherapy3940 nM*hStandard Deviation 3120
Parts 1 and 2: INB053914 100 mg BIDPharmacokinetics: AUCtau of INCB053914 Monotherapy5410 nM*hStandard Deviation 5060
Parts 1 and 2: INB053914 115 mg BIDPharmacokinetics: AUCtau of INCB053914 Monotherapy5630 nM*hStandard Deviation 764
Secondary

Pharmacokinetics: Cl/F of Combination Group B INCB053914 80 mg + Azatcitidine

Time frame: Cycle 1 Day 8

ArmMeasureValue (MEAN)Dispersion
Parts 1 and 2: INCB053914 100 mg QDPharmacokinetics: Cl/F of Combination Group B INCB053914 80 mg + Azatcitidine30.8 L/hStandard Deviation 24.7
Secondary

Pharmacokinetics: Cl/F of Combination Treatment Group A INCB053914 50 mg + Cytarabine

Time frame: Cycle 1 Day 5

ArmMeasureValue (MEAN)Dispersion
Parts 1 and 2: INCB053914 100 mg QDPharmacokinetics: Cl/F of Combination Treatment Group A INCB053914 50 mg + Cytarabine122 L/hrStandard Deviation 213
Secondary

Pharmacokinetics: Cl/F of Combination Treatment Group C INCB053914 80 mg + Ruxolitinib

Time frame: Regimen 2 Week 4

ArmMeasureValue (MEAN)Dispersion
Parts 1 and 2: INCB053914 100 mg QDPharmacokinetics: Cl/F of Combination Treatment Group C INCB053914 80 mg + Ruxolitinib69.7 L/hStandard Deviation 41.1
Secondary

Pharmacokinetics: CL/F of INCB053914 Monotherapy

Time frame: Cycle 1 Day 8

ArmMeasureValue (MEAN)Dispersion
Parts 1 and 2: INCB053914 100 mg QDPharmacokinetics: CL/F of INCB053914 Monotherapy47.2 L/hStandard Deviation 3.16
Parts 1 and 2: INCB053914 50 mg BIDPharmacokinetics: CL/F of INCB053914 Monotherapy132 L/hStandard Deviation 132
Parts 1 and 2: INB053914 65 mg BIDPharmacokinetics: CL/F of INCB053914 Monotherapy95.1 L/hStandard Deviation 73.2
Parts 1 and 2: INB053914 80 mg BIDPharmacokinetics: CL/F of INCB053914 Monotherapy71.2 L/hStandard Deviation 58.5
Parts 1 and 2: INB053914 100 mg BIDPharmacokinetics: CL/F of INCB053914 Monotherapy85.2 L/hStandard Deviation 114
Parts 1 and 2: INB053914 115 mg BIDPharmacokinetics: CL/F of INCB053914 Monotherapy39.8 L/hStandard Deviation 293
Secondary

Pharmacokinetics: Cmax of Combination Group B INCB053914 80 mg + Azatcitidine

Time frame: Cycle 1 Day 8

ArmMeasureValue (MEAN)Dispersion
Parts 1 and 2: INCB053914 100 mg QDPharmacokinetics: Cmax of Combination Group B INCB053914 80 mg + Azatcitidine1320 nMStandard Deviation 1240
Secondary

Pharmacokinetics: Cmax of Combination Treatment Group A INCB053914 50 mg + Cytarabine

Time frame: Cycle 1 Day 5

ArmMeasureValue (MEAN)Dispersion
Parts 1 and 2: INCB053914 100 mg QDPharmacokinetics: Cmax of Combination Treatment Group A INCB053914 50 mg + Cytarabine423 nMStandard Deviation 283
Secondary

Pharmacokinetics: Cmax of Combination Treatment Group C INCB053914 80 mg + Ruxolitinib

Time frame: Regimen 2 Week 4

ArmMeasureValue (MEAN)Dispersion
Parts 1 and 2: INCB053914 100 mg QDPharmacokinetics: Cmax of Combination Treatment Group C INCB053914 80 mg + Ruxolitinib541 nMStandard Deviation 376
Secondary

Pharmacokinetics: Cmax of INCB053914 Monotherapy

Time frame: Cycle 1 Day 8

ArmMeasureValue (MEAN)Dispersion
Parts 1 and 2: INCB053914 100 mg QDPharmacokinetics: Cmax of INCB053914 Monotherapy352 nMStandard Deviation 126
Parts 1 and 2: INCB053914 50 mg BIDPharmacokinetics: Cmax of INCB053914 Monotherapy227 nMStandard Deviation 188
Parts 1 and 2: INB053914 65 mg BIDPharmacokinetics: Cmax of INCB053914 Monotherapy333 nMStandard Deviation 276
Parts 1 and 2: INB053914 80 mg BIDPharmacokinetics: Cmax of INCB053914 Monotherapy591 nMStandard Deviation 447
Parts 1 and 2: INB053914 100 mg BIDPharmacokinetics: Cmax of INCB053914 Monotherapy796 nMStandard Deviation 659
Parts 1 and 2: INB053914 115 mg BIDPharmacokinetics: Cmax of INCB053914 Monotherapy578 nMStandard Deviation 131
Secondary

Pharmacokinetics: Cmin of Combination Group B INCB053914 80 mg + Azatcitidine

Time frame: Cycle 1 Day 8

ArmMeasureValue (MEAN)Dispersion
Parts 1 and 2: INCB053914 100 mg QDPharmacokinetics: Cmin of Combination Group B INCB053914 80 mg + Azatcitidine513 nMStandard Deviation 431
Secondary

Pharmacokinetics: Cmin of Combination Treatment Group A INCB053914 50 mg + Cytarabine

Time frame: Cycle 1 Day 5

ArmMeasureValue (MEAN)Dispersion
Parts 1 and 2: INCB053914 100 mg QDPharmacokinetics: Cmin of Combination Treatment Group A INCB053914 50 mg + Cytarabine139 nMStandard Deviation 101
Secondary

Pharmacokinetics: Cmin of Combination Treatment Group C INCB053914 80 mg + Ruxolitinib

Time frame: Regimen 2 Week 4

ArmMeasureValue (MEAN)Dispersion
Parts 1 and 2: INCB053914 100 mg QDPharmacokinetics: Cmin of Combination Treatment Group C INCB053914 80 mg + Ruxolitinib104 nMStandard Deviation 63.7
Secondary

Pharmacokinetics: Ctau of INCB053914 Monotherapy

Time frame: Cycle 1 Day 8

Population: Ctau was calculated using the predose value on C1D8

ArmMeasureValue (MEAN)Dispersion
Parts 1 and 2: INCB053914 100 mg QDPharmacokinetics: Ctau of INCB053914 Monotherapy98.2 L/hStandard Deviation 44.9
Parts 1 and 2: INCB053914 50 mg BIDPharmacokinetics: Ctau of INCB053914 Monotherapy65.7 L/hStandard Deviation 44.2
Parts 1 and 2: INB053914 65 mg BIDPharmacokinetics: Ctau of INCB053914 Monotherapy132 L/hStandard Deviation 148
Parts 1 and 2: INB053914 80 mg BIDPharmacokinetics: Ctau of INCB053914 Monotherapy213 L/hStandard Deviation 188
Parts 1 and 2: INB053914 100 mg BIDPharmacokinetics: Ctau of INCB053914 Monotherapy293 L/hStandard Deviation 322
Parts 1 and 2: INB053914 115 mg BIDPharmacokinetics: Ctau of INCB053914 Monotherapy410 L/hStandard Deviation 482
Secondary

Pharmacokinetics: Tmax of Combination Group B INCB053914 80 mg + Azatcitidine

Time frame: Cycle 1 Day 8

ArmMeasureValue (MEDIAN)
Parts 1 and 2: INCB053914 100 mg QDPharmacokinetics: Tmax of Combination Group B INCB053914 80 mg + Azatcitidine2 h
Secondary

Pharmacokinetics: Tmax of Combination Treatment Group A INCB053914 50 mg + Cytarabine

Time frame: Cycle 1 Day 5

ArmMeasureValue (MEDIAN)
Parts 1 and 2: INCB053914 100 mg QDPharmacokinetics: Tmax of Combination Treatment Group A INCB053914 50 mg + Cytarabine1.52 h
Secondary

Pharmacokinetics: Tmax of Combination Treatment Group C INCB053914 80 mg + Ruxolitinib

Time frame: Regimen 2 Week 4

ArmMeasureValue (MEDIAN)
Parts 1 and 2: INCB053914 100 mg QDPharmacokinetics: Tmax of Combination Treatment Group C INCB053914 80 mg + Ruxolitinib2.02 h
Secondary

Pharmacokinetics: Tmax of INCB053914 Monotherapy

Time frame: Cycle 1 Day 8

ArmMeasureValue (MEDIAN)
Parts 1 and 2: INCB053914 100 mg QDPharmacokinetics: Tmax of INCB053914 Monotherapy2.0 hour
Parts 1 and 2: INCB053914 50 mg BIDPharmacokinetics: Tmax of INCB053914 Monotherapy1.0 hour
Parts 1 and 2: INB053914 65 mg BIDPharmacokinetics: Tmax of INCB053914 Monotherapy2.0 hour
Parts 1 and 2: INB053914 80 mg BIDPharmacokinetics: Tmax of INCB053914 Monotherapy1.5 hour
Parts 1 and 2: INB053914 100 mg BIDPharmacokinetics: Tmax of INCB053914 Monotherapy1.0 hour
Parts 1 and 2: INB053914 115 mg BIDPharmacokinetics: Tmax of INCB053914 MonotherapyNA hour

Source: ClinicalTrials.gov · Data processed: Feb 25, 2026