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)

Official record

Identifier

NCT04924075

Recruiting locations

countries

United StatesAustraliaCanadaChileChinaDenmarkFranceGermanyHungaryIsraelItalyJapanNetherlandsNorwayPortugalRussiaSingaporeSouth KoreaSpainSwedenTurkey (Türkiye)United Kingdom

Interventions studied

Belzutifan

Lead sponsor

Merck Sharp & Dohme LLC

Target enrolment

355 participants

Study type

INTERVENTIONAL

Phase

Phase 2

Status

Recruiting

First posted

Jun 11, 2021

Last updated on the registry

Sep 25, 2026

Age

12 Years

Sex

ALL

Study contact

The official record lists a study contact. Contact details are published there and are intentionally not copied to this page.

Eligibility criteria

Reproduced verbatim from the official record. Eligibility is decided by the study team, never by this page.

The main inclusion criteria include but are not limited to the following:

* 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 B1: 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

Indexed under

Pancreatic Cancer