Belzutifan/MK-6482 for the Treatment of Advanced Pheochromocytoma/Paraganglioma (PPGL), Pancreatic Neuroendocrine Tumor (pNET), Von Hippel-Lindau (VHL) Disease-Associated Tumors, Advanced Gastrointestinal Stromal Tumor (wt GIST), or Solid Tumors With HIF-2α Related Genetic Alterations (MK-6482-015)
Study Phase: Phase 2
Recruitment Status: Recruiting
Start Date: August 12, 2021
End Date: April 03, 2025
- Male and female participants at least 12 years of age (at least 18 years of age for Cohort B1)
- Diagnosis of one of the following: Advanced/metastatic pheochromocytoma/paraganglioma (PPGL), pancreatic neuroendocrine tumors (pNET), von Hippel-Lindau (VHL) disease associated localized tumors, or advanced wild-type gastrointestinal stromal tumor (wt GIST) or advanced solid tumors with Hypoxia Inducible Factor- 2 alpha subunit (HIF-2α) related genetic alterations
- Cohort BI: VHL Disease-associated tumors:
- Have a diagnosis of VHL disease as determined by a germline test locally and/or clinical diagnosis
- Must be ≥18 years of age
- Has a life expectancy of at least 3 months The main exclusion criteria include but are not limited to the following:
- Unable to swallow orally administered medication or has a disorder that might affect the absorption of belzutifan
- History of a second malignancy, unless potentially curative treatment has been completed with no evidence of malignancy for 2 years
- Any of the following: A pulse oximeter reading <92% at rest, or requires intermittent supplemental oxygen, or requires chronic supplemental oxygen
- Clinically significant cardiac disease, including unstable angina, acute myocardial infarction, or arterial bypass (CABG) or Percutaneous transluminal coronary angioplasty (PTCA) ≤6 months from study entry, or New York Heart Association Class III or IV congestive heart failure
- Received prior treatment (except somatostatin analogs) with chemotherapy, targeted therapy, biologics, or other investigational therapy within the past 4 weeks of first dose of study intervention