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Improving peptide receptor radionuclide therapy with poly ADP ribose polymerase inhibitor.

Improving peptide receptor radionuclide therapy with poly ADP ribose polymerase inhibitor. - The PRRT-PARPi study

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
NL-OMON
Registry ID
NL-OMON54089
Enrollment
24
Registered
2021-11-18
Start date
2022-03-24
Completion date
Unknown
Last updated
2024-09-16

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

Conditions

neuroendocrine tumors

Interventions

2x18 days taking tablets of olaparib, 2 biopsies of the tumor, 29 additional venipunctures, 7 ECG*s, 4 additional SPECT/CT scans.

Sponsors

Moleculaire geneeskunde
Lead Sponsor

Eligibility

Age
18 Years to 99 Years

Inclusion criteria

Inclusion criteria: - Histologically proven locally advanced or metastatic, well-differentiated (grade 1, 2 or 3) NET - Disease progression based on RECIST v1.1 following initial or salvage treatment with PRRT with 177Lu-DOTATATE with a progression free interval of at least 12 months since first cycle of previous administration of PRRT or with no suitable systemic alternative treatment options - The patient is eligible for two cycles of salvage PRRT - Measurable disease according to RECIST v1.1 on CT/MRI - Confirmed presence of somatostatin receptors on all target lesions on CT/MRI, based on positive uptake on a 68Ga-DOTATATE/-TOC/-NOC PET-CT/MRI scan - Age >= 18 years - Karnofsky Performance Score (KPS) > 60

Exclusion criteria

Exclusion criteria: A potential subject who meets any of the following criteria will be excluded from participation in this study: - Hb concentration 3 x ULN, Alanine aminotransferase (ALT) or aspartate aminotransferase (AST) > 2.5 x ULN or serum albumin

Design outcomes

Primary

MeasureTime frame
To determine the maximum tolerated dose (MTD) of olaparib in combination with PRRT in patients with a well-differentiated advanced NET, progressive after treatment with PRRT.

Secondary

MeasureTime frame
To evaluate the efficacy, pharmacokinetics (PK) and biomarker response of olaparib in combination with PRRT in patients with a well-differentiated advanced NET, progressive after treatment with PRRT.

Countries

Netherlands

Outcome results

None listed

Source: NL-OMON (via WHO ICTRP)