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An Open-Label Study of a Novel JAK-inhibitor, INCB052793, Given to Patients With Advanced Malignancies

A Phase 1/2, Open-Label, Dose-Escalation, Safety and Tolerability Study of INCB052793 in Subjects With Advanced Malignancies

Status
Terminated
Phases
Phase 1Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02265510
Enrollment
83
Registered
2014-10-16
Start date
2014-09-10
Completion date
2019-02-27
Last updated
2020-04-17

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

Conditions

Advanced Malignancies, Metastatic Cancer, Solid Tumors

Brief summary

This was a study of INCB052793 given to patients with advanced malignancies that was to be conducted in three phases; Phase 1a (Monotherapy) and Phase 1b (Combination Therapy) and Phase 2 (Combination therapy of INCB052793 with azacitidine and itacitinib with azacitidine). Phase 1 had two parts; a dose escalation (Part 1) and an expansion (Part 2).

Interventions

Initial cohort dose of INCB052793 monotherapy at the protocol-specified starting dose, with subsequent cohort escalations based on protocol-specific criteria.

DRUGgemcitabine

Gemcitabine administered intravenously over 30 minutes at the protocol-specified dose and frequency.

DRUGnab-paclitaxel

nab-paclitaxel administered intravenously over 30 minutes at the protocol-specified dose and frequency.

DRUGdexamethasone

Dexamethasone administered orally at the protocol-specified dose and frequency.

DRUGCarfilzomib

Carfilzomib administered intravenously at the protocol-specified dose and frequency.

DRUGbortezomib

Bortezomib administered intravenously or subcutaneously at the protocol-specified dose and frequency.

DRUGlenalidomide

Lenalidomide administered orally at the protocol-specified dose and frequency.

DRUGazacitidine

Azacitidine administered subcutaneously at the protocol-specified dose and frequency.

DRUGpomalidomide

Pomalidomide administered orally at the protocol-specified dose and frequency.

INCB050465 tablets administered orally at the protocol specified dose strength and frequency.

INCB039110 tablets administered orally at the protocol specified dose strength and frequency.

Sponsors

Incyte Corporation
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

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

Inclusion criteria

Phase 1a * Aged 18 years or older * Histologically or cytologically confirmed solid tumor or hematologic malignancy * Life expectancy of 12 weeks or longer * Must have received ≥ 1 prior treatment regimen * Must not be a candidate for potentially curative or standard of care approved therapy Phase 1b * Aged 18 years or older * Cohort A: Histologically or cytologically confirmed pancreatic adenocarcinoma, triple-negative breast cancer, urothelial cancer with at least 1 measurable or evaluable target lesion * Cohorts B, C, D, E and G: Histologically confirmed multiple myeloma and measureable/evaluable disease * Cohort F: Confirmed acute myeloid leukemia or myelodysplastic syndrome * Cohort H: Individuals diagnosed with lymphoma * Prior therapy: * Cohort A: No more than 1 prior chemotherapy regimen for advanced or metastatic disease (not including neoadjuvant and/or adjuvant therapy) * Cohorts B, C, D, E and G: Must have relapsed from or have been refractory to ≥ 2 prior treatment regimens * Cohort F: May have received any number of prior treatment regimens or be treatment-naïve * Cohort H: Must have relapsed from or have been refractory to available treatments Phase 2 * Aged 18 years or older * Cohorts I and J: Confirmed acute myeloid leukemia or high risk myelodysplastic syndrome * Prior therapy: * Cohorts I and J: Must have failed prior therapy with a hypomethylating agent (HMA)

Exclusion criteria

* Prior receipt of a JAK1 inhibitor (Phase 1a only) * Known active central nervous system metastases and/or carcinomatous meningitis * Eastern Cooperative Oncology Group (ECOG) performance status \> 2 * Any known contraindications to the use of gemcitabine, nab-paclitaxel, dexamethasone, carfilzomib, bortezomib, lenalidomide, azacitidine, pomalidomide or PI3Kδ inhibitor (Phase 1b and Phase 2 only, as appropriate to treatment cohort) * Known human immunodeficiency virus infection, or evidence of hepatitis B virus (HBV) or hepatitis C virus (HCV) infection or risk of reactivation

Design outcomes

Primary

MeasureTime frameDescription
Phase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)From first dose of study drug up to 30 days after last dose of study drug (Up to approximately 3.4 years)An AE is any untoward medical occurrence in a subject administered a medicinal investigational drug. The untoward medical occurrence does not necessarily have to have a causal relationship with treatment. An SAE is any untoward medical occurrence that results in death; is life-threatening; requires inpatient hospitalization or prolongation of present hospitalization; results in persistent or significant disability/incapacity; is a congenital anomaly/birth defect or is a medically important event that may not be immediately life-threatening or result in death or hospitalization. A TEAE was defined as any AE either reported for the first time or worsening of a pre-existing event after first dose of study drug and within 30 days of the last dose of study drug.
Phase 2: Objective Response Rate (ORR) in Hematological MalignanciesBaseline through end of study (Up to approximately 4.5 years)ORR is defined as the proportion of participants who achieved complete response (CR), CR with incomplete hematologic recovery (CRi), partial response (PR), or hematologic improvement (HI), using the IWG response criteria.

Secondary

MeasureTime frameDescription
Phase 1a, 1b, and Phase 2: Cmax: Maximum Observed Plasma Concentration for INCB052793Cycle 1, Day 15: predose and 0.5, 1, 2, 4, 6 hours postdose in Phase 1a; 0 (predose), 0.08, 0.5, 1, 2, 4, 6 and 8 hours postdose in Phase 1b and Phase 2Cmax is defined as the maximum observed plasma concentration measured at steady state (Day 15). For PK analyses subjects in TGA and TGB are combined by dosage group because only 3 subjects were enrolled in each dose group in TGB and 4 subject for first dose in TGB 50 mg.
Phase 1a, 1b, and Phase 2: Tmax: Time to Maximum Plasma Concentration for INCB052793Cycle 1, Day 15: predose and 0.5, 1, 2, 4, 6 hours postdose in Phase 1a; 0 (predose), 0.08, 0.5, 1, 2, 4, 6 and 8 hours postdose in Phase 1b and Phase 2Tmax is the time to maximum (peak) observed plasma drug concentration. Summary of Steady-State, Day 15, was evaluated by dosing regimen. For PK analyses subjects in TGA and TGB are combined by dosage group because only 3 subjects were enrolled in each dose group in TGB and 4 subject for first dose in TGB 50 mg.
Phase 1a, 1b, and Phase 2: AUC0-τ: Area Under the Plasma Concentration-time Curve Over Dosing Interval for INCB052793Cycle 1, Day 15: predose and 0.5, 1, 2, 4, 6 hours postdose in Phase 1a; 0 (predose), 0.08, 0.5, 1, 2, 4, 6 and 8 hours postdose in Phase 1b and Phase 2AUC0-τ is the area under the plasma concentration-time curve from time = 0 to the last measurable concentration at time = t measured at steady state (Day 15). For PK analyses subjects in TGA and TGB are combined by dosage group because only 3 subjects were enrolled in each dose group in TGB and 4 subject for first dose in TGB 50 mg.
Phase 1a, 1b, and Phase 2: Cmax: Maximum Observed Plasma Concentration of ItacitinibCycle 1, Day 15: predose and 0.5, 1, 2, 4, 6 hours postdose in Phase 1a; 0 (predose), 0.08, 0.5, 1, 2, 4, 6 and 8 hours postdose in Phase 1b and Phase 2Cmax is defined as the maximum observed plasma concentration measured at steady state (Day 15).
Phase 1a, 1b, and Phase 2: Tmax: Time to Maximum Plasma Concentration for ItacitinibCycle 1, Day 15: predose and 0.5, 1, 2, 4, 6 hours postdose in Phase 1a; 0 (predose), 0.08, 0.5, 1, 2, 4, 6 and 8 hours postdose in Phase 1b and Phase 2Tmax is the time to maximum (peak) observed plasma drug concentration.
Phase 1a, 1b, and Phase 2: AUC0-τ: Area Under the Plasma Concentration-time Curve Over Dosing Interval for ItacitinibCycle 1, Day 15: predose and 0.5, 1, 2, 4, 6 hours postdose in Phase 1a; 0 (predose), 0.08, 0.5, 1, 2, 4, 6 and 8 hours postdose in Phase 1b and Phase 2AUC0-τ is the area under the plasma concentration-time curve from time = 0 to the last measurable concentration at time = t measured at steady state (Day 15).
Phase 1A and 1B: Percentage of Participants With Response as Determined by Investigator's AssessmentBaseline through end of study (Up to approximately 4.5 years)Response rate is defined as the percentage of participants who achieved best overall response (BOR) as determined by IWG response criteria of investigator's assessment. A participant was considered an objective responder based on the following- Solid tumors: participant had a best overall response (BOR) of CR or PR, Lymphoma: participant had a BOR of complete radiologic response/complete metabolic response or partial remission/partial metabolic response, AML: participant had a BOR of CR, CRi, morphological leukemia-free state (MLFS), or PR, MDS: participant had a BOR of CR, PR, or marrow CR, MDS/myeloproliferative neoplasm (MPN): participant had a BOR of CR, PR, or marrow response, MM: participant had a BOR of stringent CR, CR, very good PR, PR, or MR. Subjects are combined by tumor type for this analysis.
Phase 1a, Part 2: Tmax: Time to Maximum Plasma Concentration for INCB052793Cycle 1, Day 1Tmax is the time to maximum (peak) observed plasma drug concentration.
Phase 1a, Part 2: AUC[0-t]: Area Under the Plasma Concentration-Time Curve From Time 0 To the Last Measurable Concentration at Time tCycle 1, Day 1AUC0-t is the area under the plasma concentration-time curve from time = 0 to the last measurable concentration at time = t.
Phase 1a, Part 2: Cmin: Minimum Observed Plasma Concentration Over the Dose IntervalCycle 1, Day 15Minimum observed plasma concentration measured at steady state (Day 15).
Phase 1a, Part 2: AUC[0-t]: Area Under the Plasma Concentration-Time Curve From Time 0 To the Last Measurable Concentration at TimeCycle 1, Day 15AUC0-t is the area under the plasma concentration-time curve from time = 0 to the last measurable concentration at time = t measured at steady state (Day 15).
Phase 1a, Part 2: AUC0-τ: Area Under the Plasma Concentration-time Curve Over Dosing Interval for INCB052793Cycle 1, Day 15AUC0-τ is the area under the plasma concentration-time curve from time = 0 to the last measurable concentration at time = t.
Phase 1a, Part 2: Cmax: Maximum Observed Plasma Concentration for INCB052793Cycle 1, Day 1Cmax is defined as the maximum observed plasma concentration measured at Day 1.
Phase 2: Number of Participants With at Least One TEAE and SAEFrom first dose of study drug up to 30 days after last dose of study drug (Up to approximately 1.3 years)An AE is any untoward medical occurrence in a subject administered a medicinal investigational drug. The untoward medical occurrence does not necessarily have to have a causal relationship with treatment. An SAE is any untoward medical occurrence that results in death; is life-threatening; requires inpatient hospitalization or prolongation of present hospitalization; results in persistent or significant disability/incapacity; is a congenital anomaly/birth defect or is a medically important event that may not be immediately life-threatening or result in death or hospitalization. A TEAE was defined as any AE either reported for the first time or worsening of a pre-existing event after first dose of study drug and within 30 days of the last dose of study drug.

Countries

United States

Participant flow

Recruitment details

Participants took part in the study at 11 investigative sites in United States from 10 September 2014 to 27 February 2019. This study was prematurely terminated due to lack of efficacy.

Pre-assignment details

Participants with advanced malignancies,acute myeloid leukemia(AML),high-risk myelodysplastic syndrome(MDS)who failed prior therapy with hypomethylating agents(HMA)enrolled to dose escalation(Part 1),expansion(Part 2) of INCB052793 monotherapy and combination therapy cohorts.CohortsA,C,D,E,G,H had no enrollment at the time of premature termination.

Participants by arm

ArmCount
Phase 1a TGA - INCB052793 15 mg
INCB052793 15 mg tablet, orally (PO), once daily (QD) in the fasted state in participants with advanced or metastatic solid tumors treated in continuous 21 day cycles until they met treatment discontinuation criteria.
3
Phase 1a TGA - INCB052793 25 mg
INCB052793 25 mg tablet, PO, QD in the fasted state in participants with advanced or metastatic solid tumors treated in continuous 21 day cycles until they met treatment discontinuation criteria.
3
Phase 1a TGA - INCB052793 35 mg
INCB052793 35 mg tablet, PO, QD in the fasted state in participants with advanced or metastatic solid tumors treated in continuous 21 day cycles until they met treatment discontinuation criteria
6
Phase 1a TGA - INCB052793 50 mg
INCB052793 50 mg tablet, PO, QD in the fasted state in participants with advanced or metastatic solid tumors treated in continuous 21 day cycles until they met treatment discontinuation criteria.
4
Phase 1a TGA - INCB052793 75 mg
INCB052793 75 mg tablet, PO, QD in the fasted state in participants with advanced or metastatic solid tumors treated in continuous 21 day cycles until they met treatment discontinuation criteria.
3
Phase 1a TGA - INCB052793 100 mg
INCB052793 100 mg tablet, PO, QD in the fasted state in participants with advanced or metastatic solid tumors treated in continuous 21 day cycles until they met treatment discontinuation criteria.
6
Phase 1a TGB - INCB052793 25 mg
INCB052793 25 mg tablet, PO, QD in the fasted state in participants with advanced hematologic malignancies treated in continuous 21 day cycles until they met treatment discontinuation criteria.
3
Phase 1a TGB - INCB052793 35 mg
INCB052793 25 mg tablet, PO, QD in the fasted state in participants with advanced hematologic malignancies treated in continuous 21 day cycles until they met treatment discontinuation criteria.
4
Phase 1a TGB - INCB052793 50 mg
INCB052793 50 mg tablet, PO, QD in the fasted state in participants with advanced hematologic malignancies treated in continuous 21 day cycles until they met treatment discontinuation criteria.
4
Phase 1b Cohort B - INCB052793 25 mg + Dexamethasone 40 mg
INCB052793 25 mg tablet, PO, QD in the fasted state in participants with multiple myeloma (MM) in continuous 21 day cycles until they met treatment discontinuation criteria plus Dexamethasone 40 mg, PO, weekly for each 21-day cycle.
7
Phase 1b Cohort F - INCB052793 25 mg + Azacytidine 75 mg/m^2
INCB052793 25 mg tablet, PO, QD in the fasted state in participants with acute myeloid leukemia (AML)/ myelodysplastic syndrome (MDS) in continuous 21 day cycles until they met treatment discontinuation criteria plus Azacitidine 75 mg/m\^2, subcutaneous (SC) injection for 5 days, then no treatment for 2 days, then 75 mg/m\^2 for 2 days for each 21-day cycle.
5
Phase 1b Cohort F - INCB052793 35 mg + Azacytidine 75 mg/m^2
INCB052793 35 mg tablet, PO, QD in the fasted state in participants with AML/MDS in continuous 21 day cycles until they met treatment discontinuation criteria Azacitidine 75 mg/m\^2, SC injection for 5 days, then no treatment for 2 days, then 75 mg/m\^2 for 2 days for each 21-day cycle
16
Phase 2 Cohort I - INCB052793 35 mg + Azacytidine 75 mg/m^2
INCB052793 35 mg tablet, PO, QD in the fasted state in participants with hypomethylating agent-refractory (HMA)-refractory AML and high-risk MDS in continuous 21 day cycles until they met treatment discontinuation criteria. Azacitidine 75 mg/m\^2, SC injection for 5 days, then no treatment for 2 days, then 75 mg/m\^2 for 2 days for each 21-day cycle
9
• Phase 2 Cohort J - Itacitinib 300 mg + Azacitidine 75 mg/m^2
Itacitinib 300 mg sustained-release tablet, PO, QD in the fasted state in participants with HMA-refractory AML and high-risk MDS in continuous 21 day cycles until they met treatment discontinuation criteria. Azacitidine 75 mg/m\^2, SC injection for 5 days, then no treatment for 2 days, then 75 mg/m\^2 for 2 days for each 21-day cycle
10
Total83

Withdrawals & dropouts

PeriodReasonFG000FG001FG002FG003FG004FG005FG006FG007FG008FG009FG010FG011FG012FG013
Overall StudyDeath202213213341276
Overall StudyDisease Progression01211000000000
Overall StudyLost to Follow-up00001000020002
Overall StudyOther01000000000000
Overall StudyStudy Terminated by Sponsor00000111121412
Overall StudyWithdrawal by Subject11210202000010

Baseline characteristics

CharacteristicPhase 1a TGA - INCB052793 15 mgPhase 1a TGA - INCB052793 25 mgPhase 1a TGA - INCB052793 35 mgPhase 1a TGA - INCB052793 50 mgPhase 1a TGA - INCB052793 75 mgPhase 1a TGA - INCB052793 100 mgPhase 1a TGB - INCB052793 25 mgPhase 1a TGB - INCB052793 35 mgPhase 1a TGB - INCB052793 50 mgPhase 1b Cohort B - INCB052793 25 mg + Dexamethasone 40 mgPhase 1b Cohort F - INCB052793 25 mg + Azacytidine 75 mg/m^2Phase 1b Cohort F - INCB052793 35 mg + Azacytidine 75 mg/m^2Phase 2 Cohort I - INCB052793 35 mg + Azacytidine 75 mg/m^2• Phase 2 Cohort J - Itacitinib 300 mg + Azacitidine 75 mg/m^2Total
Age, Continuous63.7 years
STANDARD_DEVIATION 8.08
59.0 years
STANDARD_DEVIATION 9.85
57.0 years
STANDARD_DEVIATION 13.19
54.5 years
STANDARD_DEVIATION 13.4
46.0 years
STANDARD_DEVIATION 15.13
63.0 years
STANDARD_DEVIATION 10.77
60.3 years
STANDARD_DEVIATION 6.66
58.5 years
STANDARD_DEVIATION 6.45
56.3 years
STANDARD_DEVIATION 3.69
60.3 years
STANDARD_DEVIATION 13.84
62.8 years
STANDARD_DEVIATION 14.17
64.4 years
STANDARD_DEVIATION 15.47
70.4 years
STANDARD_DEVIATION 5.64
71.2 years
STANDARD_DEVIATION 8.5
62.6 years
STANDARD_DEVIATION 12.31
Race/Ethnicity, Customized
American-Indian/Alaska Native
0 Participants0 Participants0 Participants1 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants1 Participants
Race/Ethnicity, Customized
Black/African-American
0 Participants0 Participants1 Participants1 Participants0 Participants0 Participants0 Participants1 Participants0 Participants1 Participants0 Participants2 Participants0 Participants2 Participants8 Participants
Race/Ethnicity, Customized
Hispanic or Latino
1 Participants0 Participants0 Participants0 Participants0 Participants0 Participants1 Participants0 Participants0 Participants1 Participants0 Participants0 Participants0 Participants0 Participants3 Participants
Race/Ethnicity, Customized
Missing
0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants
Race/Ethnicity, Customized
Not Hispanic or Latino
2 Participants3 Participants6 Participants4 Participants2 Participants6 Participants2 Participants3 Participants4 Participants6 Participants5 Participants16 Participants9 Participants10 Participants78 Participants
Race/Ethnicity, Customized
Other
0 Participants0 Participants0 Participants0 Participants1 Participants1 Participants1 Participants0 Participants0 Participants1 Participants0 Participants0 Participants0 Participants0 Participants4 Participants
Race/Ethnicity, Customized
Unknown
0 Participants0 Participants0 Participants0 Participants1 Participants0 Participants0 Participants1 Participants0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants2 Participants
Race/Ethnicity, Customized
White/Caucasian
3 Participants3 Participants5 Participants2 Participants2 Participants5 Participants2 Participants3 Participants4 Participants5 Participants5 Participants14 Participants9 Participants8 Participants70 Participants
Sex: Female, Male
Female
1 Participants2 Participants2 Participants2 Participants2 Participants4 Participants1 Participants0 Participants1 Participants0 Participants3 Participants7 Participants2 Participants2 Participants29 Participants
Sex: Female, Male
Male
2 Participants1 Participants4 Participants2 Participants1 Participants2 Participants2 Participants4 Participants3 Participants7 Participants2 Participants9 Participants7 Participants8 Participants54 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
EG011
affected / at risk
EG012
affected / at risk
EG013
affected / at risk
deaths
Total, all-cause mortality
2 / 30 / 32 / 62 / 41 / 33 / 62 / 31 / 43 / 43 / 74 / 512 / 167 / 96 / 10
other
Total, other adverse events
3 / 33 / 36 / 64 / 43 / 36 / 63 / 34 / 44 / 47 / 75 / 516 / 169 / 910 / 10
serious
Total, serious adverse events
0 / 31 / 30 / 62 / 43 / 32 / 61 / 32 / 42 / 45 / 74 / 514 / 167 / 98 / 10

Outcome results

Primary

Phase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)

An AE is any untoward medical occurrence in a subject administered a medicinal investigational drug. The untoward medical occurrence does not necessarily have to have a causal relationship with treatment. An SAE is any untoward medical occurrence that results in death; is life-threatening; requires inpatient hospitalization or prolongation of present hospitalization; results in persistent or significant disability/incapacity; is a congenital anomaly/birth defect or is a medically important event that may not be immediately life-threatening or result in death or hospitalization. A TEAE was defined as any AE either reported for the first time or worsening of a pre-existing event after first dose of study drug and within 30 days of the last dose of study drug.

Time frame: From first dose of study drug up to 30 days after last dose of study drug (Up to approximately 3.4 years)

Population: Safety evaluable population included all participants exposed to ≥ 1 dose of study drug.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
Phase 1a TGA - INCB052793 15 mgPhase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)TEAE3 Participants
Phase 1a TGA - INCB052793 15 mgPhase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)SAE0 Participants
Phase 1a TGA - INCB052793 25 mgPhase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)TEAE3 Participants
Phase 1a TGA - INCB052793 25 mgPhase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)SAE1 Participants
Phase 1a TGA - INCB052793 35 mgPhase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)TEAE6 Participants
Phase 1a TGA - INCB052793 35 mgPhase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)SAE0 Participants
Phase 1a TGA - INCB052793 50 mgPhase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)TEAE4 Participants
Phase 1a TGA - INCB052793 50 mgPhase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)SAE2 Participants
Phase 1a TGA - INCB052793 75 mgPhase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)SAE3 Participants
Phase 1a TGA - INCB052793 75 mgPhase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)TEAE3 Participants
Phase 1a TGA - INCB052793 100 mgPhase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)TEAE6 Participants
Phase 1a TGA - INCB052793 100 mgPhase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)SAE2 Participants
Phase 1a TGB - INCB052793 25 mgPhase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)SAE1 Participants
Phase 1a TGB - INCB052793 25 mgPhase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)TEAE3 Participants
Phase 1a TGB - INCB052793 35 mgPhase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)TEAE4 Participants
Phase 1a TGB - INCB052793 35 mgPhase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)SAE2 Participants
Phase 1a TGB - INCB052793 50 mgPhase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)TEAE4 Participants
Phase 1a TGB - INCB052793 50 mgPhase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)SAE2 Participants
Phase 1b Cohort B - INCB052793 25 mg + Dexamethasone 40 mgPhase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)TEAE7 Participants
Phase 1b Cohort B - INCB052793 25 mg + Dexamethasone 40 mgPhase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)SAE5 Participants
Phase 1b Cohort F - INCB052793 25 mg + Azacytidine 75 mg/m^2Phase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)SAE4 Participants
Phase 1b Cohort F - INCB052793 25 mg + Azacytidine 75 mg/m^2Phase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)TEAE5 Participants
Phase 1b Cohort F - INCB052793 35 mg + Azacytidine 75 mg/m^2Phase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)SAE14 Participants
Phase 1b Cohort F - INCB052793 35 mg + Azacytidine 75 mg/m^2Phase 1a and 1b: Number of Participants With at Least One Treatment-Emergent Adverse Event (TEAE) and Serious Adverse Event (SAE)TEAE16 Participants
Primary

Phase 2: Objective Response Rate (ORR) in Hematological Malignancies

ORR is defined as the proportion of participants who achieved complete response (CR), CR with incomplete hematologic recovery (CRi), partial response (PR), or hematologic improvement (HI), using the IWG response criteria.

Time frame: Baseline through end of study (Up to approximately 4.5 years)

Population: Efficacy evaluable population included all participants exposed to ≥ 1 dose of study drug.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
Phase 1a TGA - INCB052793 15 mgPhase 2: Objective Response Rate (ORR) in Hematological Malignancies0 Participants
Phase 1a TGA - INCB052793 25 mgPhase 2: Objective Response Rate (ORR) in Hematological Malignancies1 Participants
Phase 1a TGA - INCB052793 35 mgPhase 2: Objective Response Rate (ORR) in Hematological Malignancies1 Participants
Phase 1a TGA - INCB052793 50 mgPhase 2: Objective Response Rate (ORR) in Hematological Malignancies0 Participants
Secondary

Phase 1a, 1b, and Phase 2: AUC0-τ: Area Under the Plasma Concentration-time Curve Over Dosing Interval for INCB052793

AUC0-τ is the area under the plasma concentration-time curve from time = 0 to the last measurable concentration at time = t measured at steady state (Day 15). For PK analyses subjects in TGA and TGB are combined by dosage group because only 3 subjects were enrolled in each dose group in TGB and 4 subject for first dose in TGB 50 mg.

Time frame: Cycle 1, Day 15: predose and 0.5, 1, 2, 4, 6 hours postdose in Phase 1a; 0 (predose), 0.08, 0.5, 1, 2, 4, 6 and 8 hours postdose in Phase 1b and Phase 2

Population: The PK evaluable population includes all subjects who received at least 1 dose of study treatment and provided serial samples for PK analysis

ArmMeasureValue (MEAN)Dispersion
Phase 1a TGA - INCB052793 15 mgPhase 1a, 1b, and Phase 2: AUC0-τ: Area Under the Plasma Concentration-time Curve Over Dosing Interval for INCB0527934750 nM*hrStandard Deviation 1380
Phase 1a TGA - INCB052793 25 mgPhase 1a, 1b, and Phase 2: AUC0-τ: Area Under the Plasma Concentration-time Curve Over Dosing Interval for INCB0527939170 nM*hrStandard Deviation 4290
Phase 1a TGA - INCB052793 35 mgPhase 1a, 1b, and Phase 2: AUC0-τ: Area Under the Plasma Concentration-time Curve Over Dosing Interval for INCB0527938430 nM*hrStandard Deviation 2520
Phase 1a TGA - INCB052793 50 mgPhase 1a, 1b, and Phase 2: AUC0-τ: Area Under the Plasma Concentration-time Curve Over Dosing Interval for INCB05279314700 nM*hrStandard Deviation 6670
Phase 1a TGA - INCB052793 75 mgPhase 1a, 1b, and Phase 2: AUC0-τ: Area Under the Plasma Concentration-time Curve Over Dosing Interval for INCB05279318300 nM*hrStandard Deviation 10600
Phase 1a TGA - INCB052793 100 mgPhase 1a, 1b, and Phase 2: AUC0-τ: Area Under the Plasma Concentration-time Curve Over Dosing Interval for INCB05279327800 nM*hrStandard Deviation 12300
Phase 1a TGB - INCB052793 25 mgPhase 1a, 1b, and Phase 2: AUC0-τ: Area Under the Plasma Concentration-time Curve Over Dosing Interval for INCB0527936390 nM*hrStandard Deviation 1690
Phase 1a TGB - INCB052793 35 mgPhase 1a, 1b, and Phase 2: AUC0-τ: Area Under the Plasma Concentration-time Curve Over Dosing Interval for INCB0527939580 nM*hrStandard Deviation 6710
Phase 1a TGB - INCB052793 50 mgPhase 1a, 1b, and Phase 2: AUC0-τ: Area Under the Plasma Concentration-time Curve Over Dosing Interval for INCB05279310200 nM*hrStandard Deviation 5260
Phase 1b Cohort B - INCB052793 25 mg + Dexamethasone 40 mgPhase 1a, 1b, and Phase 2: AUC0-τ: Area Under the Plasma Concentration-time Curve Over Dosing Interval for INCB0527939380 nM*hrStandard Deviation 4390
Secondary

Phase 1a, 1b, and Phase 2: AUC0-τ: Area Under the Plasma Concentration-time Curve Over Dosing Interval for Itacitinib

AUC0-τ is the area under the plasma concentration-time curve from time = 0 to the last measurable concentration at time = t measured at steady state (Day 15).

Time frame: Cycle 1, Day 15: predose and 0.5, 1, 2, 4, 6 hours postdose in Phase 1a; 0 (predose), 0.08, 0.5, 1, 2, 4, 6 and 8 hours postdose in Phase 1b and Phase 2

Population: The PK evaluable population includes all subjects who received at least 1 dose of study treatment and provided serial samples for PK analysis

ArmMeasureValue (MEAN)Dispersion
Phase 1a TGA - INCB052793 15 mgPhase 1a, 1b, and Phase 2: AUC0-τ: Area Under the Plasma Concentration-time Curve Over Dosing Interval for Itacitinib9870 nM*hrStandard Deviation 7350
Secondary

Phase 1a, 1b, and Phase 2: Cmax: Maximum Observed Plasma Concentration for INCB052793

Cmax is defined as the maximum observed plasma concentration measured at steady state (Day 15). For PK analyses subjects in TGA and TGB are combined by dosage group because only 3 subjects were enrolled in each dose group in TGB and 4 subject for first dose in TGB 50 mg.

Time frame: Cycle 1, Day 15: predose and 0.5, 1, 2, 4, 6 hours postdose in Phase 1a; 0 (predose), 0.08, 0.5, 1, 2, 4, 6 and 8 hours postdose in Phase 1b and Phase 2

Population: The PK evaluable population includes all subjects who received at least 1 dose of study treatment and provided serial samples for PK analysis

ArmMeasureValue (MEAN)Dispersion
Phase 1a TGA - INCB052793 15 mgPhase 1a, 1b, and Phase 2: Cmax: Maximum Observed Plasma Concentration for INCB052793522 nMStandard Deviation 126
Phase 1a TGA - INCB052793 25 mgPhase 1a, 1b, and Phase 2: Cmax: Maximum Observed Plasma Concentration for INCB0527931110 nMStandard Deviation 324
Phase 1a TGA - INCB052793 35 mgPhase 1a, 1b, and Phase 2: Cmax: Maximum Observed Plasma Concentration for INCB0527931120 nMStandard Deviation 543
Phase 1a TGA - INCB052793 50 mgPhase 1a, 1b, and Phase 2: Cmax: Maximum Observed Plasma Concentration for INCB0527932050 nMStandard Deviation 1070
Phase 1a TGA - INCB052793 75 mgPhase 1a, 1b, and Phase 2: Cmax: Maximum Observed Plasma Concentration for INCB0527931840 nMStandard Deviation 563
Phase 1a TGA - INCB052793 100 mgPhase 1a, 1b, and Phase 2: Cmax: Maximum Observed Plasma Concentration for INCB0527932890 nMStandard Deviation 1690
Phase 1a TGB - INCB052793 25 mgPhase 1a, 1b, and Phase 2: Cmax: Maximum Observed Plasma Concentration for INCB052793928 nMStandard Deviation 263
Phase 1a TGB - INCB052793 35 mgPhase 1a, 1b, and Phase 2: Cmax: Maximum Observed Plasma Concentration for INCB0527931270 nMStandard Deviation 856
Phase 1a TGB - INCB052793 50 mgPhase 1a, 1b, and Phase 2: Cmax: Maximum Observed Plasma Concentration for INCB0527931480 nMStandard Deviation 588
Phase 1b Cohort B - INCB052793 25 mg + Dexamethasone 40 mgPhase 1a, 1b, and Phase 2: Cmax: Maximum Observed Plasma Concentration for INCB0527931610 nMStandard Deviation 745
Secondary

Phase 1a, 1b, and Phase 2: Cmax: Maximum Observed Plasma Concentration of Itacitinib

Cmax is defined as the maximum observed plasma concentration measured at steady state (Day 15).

Time frame: Cycle 1, Day 15: predose and 0.5, 1, 2, 4, 6 hours postdose in Phase 1a; 0 (predose), 0.08, 0.5, 1, 2, 4, 6 and 8 hours postdose in Phase 1b and Phase 2

Population: The PK evaluable population includes all subjects who received at least 1 dose of study treatment and provided serial samples for PK analysis

ArmMeasureValue (MEAN)Dispersion
Phase 1a TGA - INCB052793 15 mgPhase 1a, 1b, and Phase 2: Cmax: Maximum Observed Plasma Concentration of Itacitinib1310 nMStandard Deviation 638
Secondary

Phase 1a, 1b, and Phase 2: Tmax: Time to Maximum Plasma Concentration for INCB052793

Tmax is the time to maximum (peak) observed plasma drug concentration. Summary of Steady-State, Day 15, was evaluated by dosing regimen. For PK analyses subjects in TGA and TGB are combined by dosage group because only 3 subjects were enrolled in each dose group in TGB and 4 subject for first dose in TGB 50 mg.

Time frame: Cycle 1, Day 15: predose and 0.5, 1, 2, 4, 6 hours postdose in Phase 1a; 0 (predose), 0.08, 0.5, 1, 2, 4, 6 and 8 hours postdose in Phase 1b and Phase 2

Population: The PK evaluable population includes all subjects who received at least 1 dose of study treatment and provided serial samples for PK analysis

ArmMeasureValue (MEDIAN)
Phase 1a TGA - INCB052793 15 mgPhase 1a, 1b, and Phase 2: Tmax: Time to Maximum Plasma Concentration for INCB0527931.1 hours (hr)
Phase 1a TGA - INCB052793 25 mgPhase 1a, 1b, and Phase 2: Tmax: Time to Maximum Plasma Concentration for INCB0527930.76 hours (hr)
Phase 1a TGA - INCB052793 35 mgPhase 1a, 1b, and Phase 2: Tmax: Time to Maximum Plasma Concentration for INCB0527932.0 hours (hr)
Phase 1a TGA - INCB052793 50 mgPhase 1a, 1b, and Phase 2: Tmax: Time to Maximum Plasma Concentration for INCB0527931.1 hours (hr)
Phase 1a TGA - INCB052793 75 mgPhase 1a, 1b, and Phase 2: Tmax: Time to Maximum Plasma Concentration for INCB0527932.2 hours (hr)
Phase 1a TGA - INCB052793 100 mgPhase 1a, 1b, and Phase 2: Tmax: Time to Maximum Plasma Concentration for INCB0527932.0 hours (hr)
Phase 1a TGB - INCB052793 25 mgPhase 1a, 1b, and Phase 2: Tmax: Time to Maximum Plasma Concentration for INCB0527931.0 hours (hr)
Phase 1a TGB - INCB052793 35 mgPhase 1a, 1b, and Phase 2: Tmax: Time to Maximum Plasma Concentration for INCB0527931.1 hours (hr)
Phase 1a TGB - INCB052793 50 mgPhase 1a, 1b, and Phase 2: Tmax: Time to Maximum Plasma Concentration for INCB0527931.1 hours (hr)
Phase 1b Cohort B - INCB052793 25 mg + Dexamethasone 40 mgPhase 1a, 1b, and Phase 2: Tmax: Time to Maximum Plasma Concentration for INCB0527930.51 hours (hr)
Secondary

Phase 1a, 1b, and Phase 2: Tmax: Time to Maximum Plasma Concentration for Itacitinib

Tmax is the time to maximum (peak) observed plasma drug concentration.

Time frame: Cycle 1, Day 15: predose and 0.5, 1, 2, 4, 6 hours postdose in Phase 1a; 0 (predose), 0.08, 0.5, 1, 2, 4, 6 and 8 hours postdose in Phase 1b and Phase 2

Population: The PK evaluable population includes all subjects who received at least 1 dose of study treatment and provided serial samples for PK analysis

ArmMeasureValue (MEDIAN)
Phase 1a TGA - INCB052793 15 mgPhase 1a, 1b, and Phase 2: Tmax: Time to Maximum Plasma Concentration for Itacitinib3.5 hr
Secondary

Phase 1A and 1B: Percentage of Participants With Response as Determined by Investigator's Assessment

Response rate is defined as the percentage of participants who achieved best overall response (BOR) as determined by IWG response criteria of investigator's assessment. A participant was considered an objective responder based on the following- Solid tumors: participant had a best overall response (BOR) of CR or PR, Lymphoma: participant had a BOR of complete radiologic response/complete metabolic response or partial remission/partial metabolic response, AML: participant had a BOR of CR, CRi, morphological leukemia-free state (MLFS), or PR, MDS: participant had a BOR of CR, PR, or marrow CR, MDS/myeloproliferative neoplasm (MPN): participant had a BOR of CR, PR, or marrow response, MM: participant had a BOR of stringent CR, CR, very good PR, PR, or MR. Subjects are combined by tumor type for this analysis.

Time frame: Baseline through end of study (Up to approximately 4.5 years)

Population: Efficacy evaluable population included all participants exposed to ≥ 1 dose of study drug.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
Phase 1a TGA - INCB052793 15 mgPhase 1A and 1B: Percentage of Participants With Response as Determined by Investigator's Assessment0 Participants
Phase 1a TGA - INCB052793 25 mgPhase 1A and 1B: Percentage of Participants With Response as Determined by Investigator's Assessment0 Participants
Phase 1a TGA - INCB052793 35 mgPhase 1A and 1B: Percentage of Participants With Response as Determined by Investigator's Assessment1 Participants
Phase 1a TGA - INCB052793 50 mgPhase 1A and 1B: Percentage of Participants With Response as Determined by Investigator's Assessment0 Participants
Phase 1a TGA - INCB052793 75 mgPhase 1A and 1B: Percentage of Participants With Response as Determined by Investigator's Assessment2 Participants
Phase 1a TGA - INCB052793 100 mgPhase 1A and 1B: Percentage of Participants With Response as Determined by Investigator's Assessment4 Participants
Phase 1a TGB - INCB052793 25 mgPhase 1A and 1B: Percentage of Participants With Response as Determined by Investigator's Assessment3 Participants
Phase 1a TGB - INCB052793 35 mgPhase 1A and 1B: Percentage of Participants With Response as Determined by Investigator's Assessment2 Participants
Secondary

Phase 1a, Part 2: AUC[0-t]: Area Under the Plasma Concentration-Time Curve From Time 0 To the Last Measurable Concentration at Time

AUC0-t is the area under the plasma concentration-time curve from time = 0 to the last measurable concentration at time = t measured at steady state (Day 15).

Time frame: Cycle 1, Day 15

Population: Data was not collected as no participants were enrolled in Part 2 of the study

Secondary

Phase 1a, Part 2: AUC[0-t]: Area Under the Plasma Concentration-Time Curve From Time 0 To the Last Measurable Concentration at Time

AUC0-t is the area under the plasma concentration-time curve from time = 0 to the last measurable concentration at time = t.

Time frame: Cycle 2, Day 1

Population: Data was not collected as no participants were enrolled in Part 2 of the study.

Secondary

Phase 1a, Part 2: AUC[0-t]: Area Under the Plasma Concentration-Time Curve From Time 0 To the Last Measurable Concentration at Time t

AUC0-t is the area under the plasma concentration-time curve from time = 0 to the last measurable concentration at time = t.

Time frame: Cycle 1, Day 1

Population: Data was not collected as no participants were enrolled in Part 2 of the study

Secondary

Phase 1a, Part 2: AUC0-τ: Area Under the Plasma Concentration-time Curve Over Dosing Interval for INCB052793

AUC0-τ is the area under the plasma concentration-time curve from time = 0 to the last measurable concentration at time = t.

Time frame: Cycle 2, Day 1

Population: Data was not collected as no participants were enrolled in Part 2 of the study

Secondary

Phase 1a, Part 2: AUC0-τ: Area Under the Plasma Concentration-time Curve Over Dosing Interval for INCB052793

AUC0-τ is the area under the plasma concentration-time curve from time = 0 to the last measurable concentration at time = t.

Time frame: Cycle 1, Day 15

Population: Data was not collected as no participants were enrolled in Part 2 of the study

Secondary

Phase 1a, Part 2: Cmax: Maximum Observed Plasma Concentration for INCB052793

Cmax is defined as the maximum observed plasma concentration measured at steady state (Day 15).

Time frame: Cycle 1, Day 15

Population: Data was not collected as no participants were enrolled in Part 2 of the study

Secondary

Phase 1a, Part 2: Cmax: Maximum Observed Plasma Concentration for INCB052793

Cmax is defined as the maximum observed plasma concentration measured at Day 1.

Time frame: Cycle 1, Day 1

Population: Data was not collected as no participants were enrolled in Part 2 of the study.

Secondary

Phase 1a, Part 2: Cmax: Maximum Observed Plasma Concentration for INCB052793

Cmax is defined as the maximum observed plasma concentration measured at cycle 2 Day 1.

Time frame: Cycle 2, Day 1

Population: Data was not collected as no participants were enrolled in Part 2 of the study.

Secondary

Phase 1a, Part 2: Cmin: Minimum Observed Plasma Concentration Over the Dose Interval

Minimum observed plasma concentration measured at steady state (Day 15).

Time frame: Cycle 1, Day 15

Population: Data was not collected as no participants were enrolled in Part 2 of the study

Secondary

Phase 1a, Part 2: Cmin: Minimum Observed Plasma Concentration Over the Dose Interval

Cmin is defined as the minimal observed plasma concentration measured at cycle 2 Day 1

Time frame: Cycle 2, Day 1

Population: Data was not collected as no participants were enrolled in Part 2 of the study.

Secondary

Phase 1a, Part 2: Tmax: Time to Maximum Plasma Concentration for INCB052793

Tmax is the time to maximum (peak) observed plasma drug concentration.

Time frame: Cycle 1, Day 1

Population: Data was not collected as no participants were enrolled in Part 2 of the study

Secondary

Phase 1a, Part 2: Tmax: Time to Maximum Plasma Concentration for INCB052793

Tmax is the time to maximum (peak) observed plasma drug concentration.

Time frame: Cycle 2, Day 1

Population: Data was not collected as no participants were enrolled in Part 2 of the study.

Secondary

Phase 1a, Part 2: Tmax: Time to Maximum Plasma Concentration for INCB052793

Tmax is the time to maximum (peak) observed plasma drug concentration.

Time frame: Cycle 1, Day 15

Population: Data was not collected as no participants were enrolled in Part 2 of the study

Secondary

Phase 2: Number of Participants With at Least One TEAE and SAE

An AE is any untoward medical occurrence in a subject administered a medicinal investigational drug. The untoward medical occurrence does not necessarily have to have a causal relationship with treatment. An SAE is any untoward medical occurrence that results in death; is life-threatening; requires inpatient hospitalization or prolongation of present hospitalization; results in persistent or significant disability/incapacity; is a congenital anomaly/birth defect or is a medically important event that may not be immediately life-threatening or result in death or hospitalization. A TEAE was defined as any AE either reported for the first time or worsening of a pre-existing event after first dose of study drug and within 30 days of the last dose of study drug.

Time frame: From first dose of study drug up to 30 days after last dose of study drug (Up to approximately 1.3 years)

Population: Safety evaluable population included all participants exposed to ≥ 1 dose of study drug.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
Phase 1a TGA - INCB052793 15 mgPhase 2: Number of Participants With at Least One TEAE and SAETEAE9 Participants
Phase 1a TGA - INCB052793 15 mgPhase 2: Number of Participants With at Least One TEAE and SAESAE7 Participants
Phase 1a TGA - INCB052793 25 mgPhase 2: Number of Participants With at Least One TEAE and SAETEAE10 Participants
Phase 1a TGA - INCB052793 25 mgPhase 2: Number of Participants With at Least One TEAE and SAESAE8 Participants

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026