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Safety and Efficacy Study of a Dual PI3K Delta/Gamma Inhibitor in Hematological Malignancies

A Phase I, Dose Escalation Study to Evaluate Safety and Efficacy of RP6530, a Dual PI3K Delta/Gamma Inhibitor, in Patients With Relapsed or Refractory Hematologic Malignancies

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02017613
Acronym
PI3K
Enrollment
35
Registered
2013-12-23
Start date
2013-11-30
Completion date
2016-05-31
Last updated
2016-06-24

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

Conditions

Lymphoma, B-Cell, T-Cell Lymphoma

Keywords

CLL, SLL, NHL, SLL, PTCL, CTCL, MM, AML

Brief summary

The objective of this study is to evaluate the safety and efficacy of RP6530, a dual PI3K delta/gamma inhibitor in patients with hematologic malignancies.

Detailed description

The Maximum tolerated dose (MTD) will be determined based on the safety, pharmacokinetic (PK) and efficacy data. Safety analyses include AE's, AE's related to the drug, SAE's, laboratory values, vitals/ ECG and dose limiting toxicity (DLT). PK include measurement of peak plasma concentration (Cmax), area under the plasma concentration versus the time curve (AUC), time of maximum concentration observed (Tmax). Efficacy analyses include overall response rate (ORR) and duration of response (DOR).

Interventions

DRUGRP6530

Escalating doses starting at 25 mg BID

Sponsors

Rhizen Pharmaceuticals SA
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

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

Inclusion criteria

* Refractory to or relapsed after at least 1 prior treatment line. * ECOG performance status ≤2 * Patients must be ≥18 years of age * Able to give a written informed consent.

Exclusion criteria

* Any cancer therapy in the last 4 weeks or limited palliative radiation \<2 weeks * Patients with HBV, HCV or HIV infection * Autologous hematologic stem cell transplant within 3 months of study entry. Allogeneic hematologic stem cell transplant within 12 months. * Previous therapy with GS-1101 (CAL-101, idelalisib), IPI-145, TGR-1202 or any drug that specifically inhibits PI3K/ mTOR (including temsirolimus, everolimus), AKT or BTK Inhibitor (including Ibrutinib). * Patients on immunosuppressive therapy including systemic corticosteroids. * Patients who are receiving chronic systemic anticoagulation therapy (warfarin sodium or heparin, etc.). * Patients with known history of liver disorders. * Patients with uncontrolled Diabetes Type I or Type II * Any severe and/or uncontrolled medical conditions or other conditions that could affect their participation in the study. * Women who are pregnant or lactating.

Design outcomes

Primary

MeasureTime frameDescription
Maximum tolerated dose (MTD) and pharmacokinetics (PK) of RP653028 days* To access maximum tolerated dose by clinical laboratory assessments, adverse events and dose limiting toxicities. * PK parameter AUC, Cmax, tmax, t1/2 will be determined.

Secondary

MeasureTime frameDescription
Clinical response following administration of RP65308 weeksOverall response rate (ORR) and duration of response (DOR).

Countries

France, Italy

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 6, 2026