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Study of ONC206 (JZP3507) in Advanced Pheochromocytoma and Paraganglioma

  • PhasePhase 2
  • StatusRecruiting
  • Planned enrollment90 people
  • Recruiting US sites9
  • SponsorJazz Pharmaceuticals
  • RegistryNCT07282587

Recruitment re-checked on ClinicalTrials.gov Oct 30, 2026. Public record; not medical advice.

Study of ONC206 (JZP3507) in Advanced Pheochromocytoma and Paraganglioma: a one-minute explainerNCT072825871 min

Eligibility

Who can join

The film gives the main points. The full list below is copied from the registry; the study team makes the final decision.

  • Age18 Years to no maximum
  • SexAll
  • Healthy volunteersNo

You may be able to join if

  • Has histologically confirmed pheochromocytoma or paraganglioma that is unresectable as determined by the Investigator.
  • Has failed, is not a candidate for, or has declined standard of care treatment for PCPG. There is no limit on the number of prior systemic therapies.
  • Must have measurable disease per RECIST v1.1, as assessed by the Investigator.
  • Has adequately controlled blood pressure defined as blood pressure ≤150/90 mmHg and with no change in antihypertensive medications (for participants with concomitant hypertension) for at least 14 days before the first dose of study treatment.
  • Is ≥18 years of age.
  • Is able to swallow oral tablets.
  • Has an Eastern Cooperative Oncology Group (ECOG) Performance Status of 0 to 2, assessed within 7 days before the first dose of study treatment.
  • Has laboratory test results meeting the following parameters within 14 days before the first dose of study treatment
  • Has an expected survival of at least 12 weeks, as predicted by the physician.
  • Has pharmacologic control of catecholamine-associated symptoms if participant has functional disease.

You cannot join if

  • Has known hypersensitivity to ONC206 or any excipient used in the ONC206 study treatment formulation.
  • Has active cardiac disease/condition including any of the following:
  • Corrected QT interval (QTc) >480 msec (based on the mean from triplicate electrocardiogram [ECGs] performed during Screening).
  • History of documented congestive heart failure (New York Heart Association function classification III-IV).
  • Unstable angina, acute myocardial infarction, or arterial bypass or percutaneous transluminal coronary angioplasty within 6 months before the first dose of study treatment.
  • Has previous exposure to ONC206 or dordaviprone (ONC201) from any source.
  • Has a known additional malignancy that is progressing or has required active treatment within the past 2 years. Exceptions include participants with basal cell carcinoma of the skin, squamous cell carcinoma of the skin that has undergone potentially curative therapy or in situ cervical cancer, or Von Hippel-Lindau disease-associated tumors that do not require immediate surgery or intervention.
  • Has received any of the following interventions within the specified time periods before the first dose of study treatment or plans to receive any of the following interventions during study participation:
  • a. Any prior anticancer therapy or investigational agents within 4 weeks or 5 half-lives, whichever is shorter. Note: Denosumab and zoledronic acid are permissible.
  • *i. Any treatment with somatostatin analog or lanreotide within 21 days before the baseline Positron Emission Tomography (PET) scan.
  • b. Strong cytochrome P450 (CYP) inhibitors within 14 days. c. Strong CYP inducers within 14 days. d. Any radiotherapy within 14 days. e. Any major surgery, open biopsy or significant traumatic injury within 1 month (30 days).
  • Is pregnant, breastfeeding, or planning to become pregnant while receiving study treatment or within 3 months after the last dose.
  • Has uncontrolled intercurrent illness or any other medical, psychiatric, or social condition that, in the opinion of the Investigator, may interfere with participant safety or the ability to comply with study requirements.
  • Has unresolved toxicities from previous locoregional, systemic, or any other therapies, defined as toxicities (other than Grade ≤2 neuropathy or alopecia) not yet resolved to the National Cancer Institute Common Terminology Criteria for Adverse Events Grade ≤1, or baseline and considered clinically significant; consult with Medical Monitor.
  • Has an active infection that requires systemic therapy.

The treatment

How it is intended to work

This is how the treatment is meant to work. Whether it helps, and how safe it is, is what this trial is testing.

DRD2 antagonist/ClpP agonist ONC206. An orally bioavailable, selective bitopic dopamine receptor D2 (DRD2) antagonist and mitochondrial caseinolytic protease P (ClpP) agonist, with potential antineoplastic activity. Upon administration, DRD2 antagonist/ClpP agonist ONC206 targets, binds to and inhibits the activity of DRD2. This may inactivate Akt (protein kinase B) and extracellular signal-regulated kinase (ERK), which may result in inhibition of the phosphatidylinositol 3-kinase (PI3K)/Akt signal transduction pathway as well as the mitogen-activated protein kinase (MAPK)/ERK-mediated pathway. This may lead to the induction of tumor cell apoptosis mediated by tumor necrosis factor (TNF)-related apoptosis-inducing ligand (TRAIL)/death receptor type 5 (DR5; TRAIL receptor 2) signaling in tumor cells. In addition, ONC206 targets and binds to ClpP and induces proteolysis. This may disrupt mitochondrial structure and function in tumor cells and lead to tumor cell death. DRD2, a G protein-coupled receptor (GPCR), is overexpressed in various malignancies. It is activated by dopamine produced by the tumor cells or present in the tumor microenvironment (TME) and plays an important role in the pro-survival and stress signaling pathways. ONC206 is able to cross the blood-brain barrier (BBB). NCI Drug Dictionary

Treatments listed in the registry

  • ONC206 (Drug): 150 mg BID TIW
  • ONC206: Dose 1 (Drug)
  • ONC206: Dose 2 (Drug)

The study

Treatment groups

Randomized · Sequential · masking: None

Stage 1 Participants (Experimental)

150 mg ONC206 BID TIW

Stage 2: Dose 1 (Experimental)

Participants receiving ONC206 at dose (To be Determined [TBD] post stage 1).

Stage 2: Dose 2 (Experimental)

Participants receiving ONC206 at dose (TBD post stage 1).

Goals

What the study measures

Main goals

  • Overall Response Rate (ORR) by Response Evaluation Criteria in Solid Tumors (RECIST) v1.1 (Up to 36 months.)

Other goals

  • Duration of Response (DOR)
  • Time to Response (TTR)
  • Disease Control Rate (DCR)
  • Progression Free Survival (PFS) by RECIST v1.1
  • Overall Survival (OS)
  • Change from Baseline in Antihypertensive Medication Dose
  • Change from Baseline in Biochemical Response (Metanephrines/Disease Markers)
  • Incidence of Adverse Events (AEs)
  • Number of Participants with Clinically Significant Changes from Baseline in Clinical Laboratory Parameters
  • Number of Participants with Grade 4+ Clinical Laboratory Parameters
  • Number of Participants with Clinically Significant Changes from Baseline in Electrocardiogram (ECG) Parameters
  • Maximum Observed Concentration of ONC206
  • Time of Maximum Observed Concentration (Tmax) of ONC206
  • Area Under the Concentration-Time Curve Extrapolated to Infinity (AUCinf)
  • Area Under the Concentration Time Curve Over the Dosing Interval
  • Terminal Half-Life (t1/2) of ONC206
  • Change from Baseline in European Organization for the Research and Treatment of Cancer Quality of Life-Core Questionnaire (EORTC-QLQ-C30)
  • Change from Baseline in Functional Assessment of Cancer Therapy - Bone Pain (FACT-BP)

Planned enrollment: 90 (estimated).

Where

Recruiting US sites

  • UCLA, Los Angeles, California
  • Stanford, Palo Alto, California
  • U of Colorado, Aurora, Colorado
  • U of Michigan, Ann Arbor, Michigan
  • Mayo-Rochester, Rochester, Minnesota
  • Washington University, St Louis, Missouri
  • Columbia University Irving Medical Center, New York, New York
  • PENN, Philadelphia, Pennsylvania
  • UTAH, Salt Lake City, Utah

Site status as of Oct 30, 2026. Check the live record before contacting a site.

Sources

Where this comes from

Registry record reviewed as fetched Oct 30, 2026, last updated by the sponsor Oct 28, 2026. Public record; not medical advice.

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