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Study Evaluating Food Effect and QTc in Patients With Advanced Malignancies

A Phase 1, 2-Part Study to Evaluate the Effect of Food on Pharmacokinetics of Pelabresib (CPI-0610) and the Effect of Pelabresib on QTc in Patients With Advanced Malignancies

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05391022
Enrollment
35
Registered
2022-05-25
Start date
2021-07-20
Completion date
2024-02-29
Last updated
2025-07-28

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

Conditions

Advanced Malignancies, Solid Tumor, Hematological Malignancy

Keywords

Pelabresib, CPI 0610

Brief summary

Phase 1 2-part study to evaluate the effect of food on pharmacokinetics of pelabresib (CPI-0610) and the effect of pelabresib on QTc in patients with advanced malignancies

Interventions

Pelabresib monohydrate tablets

Sponsors

Constellation Pharmaceuticals
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
SEQUENTIAL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

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

Inclusion criteria

* 18 years of age or older * Confirmed diagnosis of an advanced malignancy for which no effective standard treatment options are available * Eastern Cooperative Oncology Group (ECOG) performance status of ≤2

Exclusion criteria

* Chronic or active conditions and/or concomitant medication use that would prohibit treatment

Design outcomes

Primary

MeasureTime frameDescription
Run-In Food Effect Period: Area under the concentration time curve (AUC) based on pelabresib concentrations in plasma measured using validated plasma assay21 daysThe primary endpoint for the food effect is to investigate the effects high and low-fat meals have on the oral bioavailability of single doses of pelabresib
Run-In Food Effect Period: maximal plasma concentration (Cmax) based on pelabresib concentrations in plasma measured using validated plasma assay21 daysThe primary endpoint for the food effect is to investigate the effects high and low-fat meals have on the oral bioavailability of single doses of pelabresib
Run-In Food Effect Period: Time to maximal plasma concentration (Tmax) based on pelabresib concentrations in plasma measured using validated plasma assay21 daysThe primary endpoint for the food effect is to investigate the effects high and low-fat meals have on the oral bioavailability of single doses of pelabresib
Continuous Treatment Period: Changes in QT and QTc intervals12 monthsThe primary endpoint of the QT portion is to determine the effect of single and multiple doses of pelabresib on QT/QTc prolongation

Secondary

MeasureTime frameDescription
-In Food Effect Period: Total amount (Ae[∞]) and fraction of dose (fe) of pelabresib24 hoursAe(∞) and fe of pelabresib excreted into urine
Run-In Food Effect Period and Continuous Treatment Period: incidence of treatment-emergent adverse events (AEs) and serious adverse events (SAEs)12 monthsSafety: TEAEs and treatment-emergent SAEs

Countries

Georgia, Spain, United States

Outcome results

None listed

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