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A pilot phase I open-label study to assess the safety and tolerability of Olaparib, a poly-(ADP-ribose)polymerase (PARP) inhibitor, in combination with melphalan for the treatment of patients with homologous recombination deficient metastatic solid tumors

A pilot phase I open-label study to assess the safety and tolerability of Olaparib, a poly-(ADP-ribose)polymerase (PARP) inhibitor, in combination with melphalan for the treatment of patients with homologous recombination deficient metastatic solid tumors - Olaparib and Melphalan, fase 1

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
NL-OMON
Registry ID
NL-OMON37339
Enrollment
60
Registered
2012-02-21
Start date
2012-02-01
Completion date
Unknown
Last updated
2024-05-06

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

Conditions

advanced solid tumors

Interventions

The dose escalation phase will follow a traditional 3+3 design in two cohorts. In cohort 1 melphalan will be escalated on the background of an effective olaparib dose. If after escalating melphalan

Sponsors

Nederlands Kanker Instituut
Lead Sponsor

Eligibility

Age
18 Years to 99 Years

Inclusion criteria

Inclusion criteria: - Before patient registration, written informed consent must be given - Male or female patients with a histologically or cytologically diagnosed metastatic or locally advanced malignant solid tumor having hallmarks of BRCA-1 or -2 deficiency: o BRCA-1 or -2 mutation carriers with any tumor o Breast cancer patients with a BRCA-likeCGH tumor - Patients must have progressed despite standard therapy. - Age > 18 years - Performance status (PS): 10.0 g/dl (6.2 mmol/l) -absolute neutrophil count >1.5 x 109/L -platelets >100 x 109/L; Biochemistry: -Total bilirubin : = 50 ml/min (Cockroft-Gault) - Absence of any psychological, familial, sociological or geographical condition potentially hampering compliance with the study protocol and follow-up schedule; those conditions should be discussed with the patient before registration in the trial

Exclusion criteria

Exclusion criteria: - Patients having received any chemotherapy, radiotherapy (except for palliative reasons), biological therapy or investigational compound administered within four weeks prior to start of study treatment or patients not recovered from adverse events due to agents administered more than 4 weeks earlier. - Patients having symptomatic brain metastases. A scan to confirm the absence of brain metastases is not required. - Patients having gastrointestinal disorders likely to interfere with absorption of the study drug (e.g. partial bowel obstruction or malabsorption). - Patients should not require treatment with inhibitors or inducers of Cytochrome P450 system.

Design outcomes

Primary

MeasureTime frame
Primary end point: • Recommended phase II dose determined by the dose limiting toxicity (DLT) graded using the NCI Common Terminology Criteria for Adverse Events (NCI CTCAE) version 4

Secondary

MeasureTime frame
Secondary end points: • Pharmacokinetics of the combination of olaparib and melphalan in two cohorts • Pharmacodynamics: measuring PARP activity and γH2AX-RAD51 foci (plasma and potential tumor) • Assess objective response rates via RECIST in patients with measurable disease

Countries

Netherlands

Outcome results

None listed

Source: NL-OMON (via WHO ICTRP)