Actively Recruiting

Phase 1
Age: 18Years +
All Genders
NCT05557045

A Study of JZP815 Oral Capsules in Adult Participants With Advanced or Metastatic Solid Tumors Harboring Mitogen Activated Protein Kinase (MAPK) Pathway Alterations to Investigate the Safety, Dosing, and Antitumor Activity of JZP815

Led by Jazz Pharmaceuticals · Updated on 2026-04-23

332

Participants Needed

15

Research Sites

285 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

This phase 1 study will investigate the safety, dosing, and initial antitumor activity of JZP815 in participants with advanced or metastatic solid tumors harboring alterations in the MAPK pathway.

CONDITIONS

Official Title

A Study of JZP815 Oral Capsules in Adult Participants With Advanced or Metastatic Solid Tumors Harboring Mitogen Activated Protein Kinase (MAPK) Pathway Alterations to Investigate the Safety, Dosing, and Antitumor Activity of JZP815

Who Can Participate

Age: 18Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Participant must be 18 years of age or older at the time of signing informed consent
  • Diagnosed with advanced or metastatic solid tumor showing a documented MAPK pathway alteration
  • Have exhausted all available standard therapies or unlikely to benefit from them
  • ECOG performance status of 0 or 1 within 72 hours before treatment start; for NRAS Q61 mutated anaplastic thyroid cancer, ECOG 0 to 2
  • Measurable disease by RECIST v1.1
  • Tumor safely accessible for core needle or excisional biopsy (for Pre-Expansion cohorts)
  • Adequate organ function
  • Expected life expectancy of at least 12 weeks
  • Meet protocol-specific prior therapy requirements for Part B Expansion arms
  • Male participants agree to abstain from sperm donation and use contraception or abstain from heterosexual intercourse
  • Female participants must not be pregnant or breastfeeding and either be nonchildbearing or use highly effective contraception during and 3 months after study
  • Women of childbearing potential must have a negative pregnancy test within 3 days before first dose
  • Capable of giving signed informed consent
Not Eligible

You will not qualify if you...

  • Known uncontrolled brain metastases; stable brain metastases allowed if treated and stable for 4 weeks
  • Active fungal, bacterial, or viral infection including HIV or Hepatitis A, B, or C
  • Concurrent or recent malignancies within 2 years except certain treated skin, prostate, melanoma, or thyroid cancers
  • Active significant cardiovascular disease including recent stroke, heart attack, unstable angina, heart failure above NYHA Class II, prolonged QTc, or serious arrhythmia
  • Uncontrolled or severe medical conditions
  • Gastrointestinal conditions impairing absorption or ability to ingest study drug
  • Any other medical illness or abnormal lab increasing risk for study participation
  • Received cancer therapy within 28 days or 5 half-lives (shorter) before study start, except certain low-dose chemo in Arm 7 with a shorter washout
  • Use of strong/moderate CYP3A4 inducers or inhibitors that cannot be stopped 4 weeks before study
  • Use of proton pump inhibitors or H2 receptor antagonists that cannot be stopped 2 weeks before first dose
  • Concurrent treatment with other investigational agents

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 15 locations

1

Valkyrie Clinical Trials

Los Angeles, California, United States, 90067

Actively Recruiting

2

SCRI HealthOne

Denver, Colorado, United States, 80218

Actively Recruiting

3

Florida Cancer Specialists - Lake Nona

Orlando, Florida, United States, 32827

Actively Recruiting

4

Florida Cancer Specialists - Sarasota

Sarasota, Florida, United States, 34232

Actively Recruiting

5

University of Chicago

Chicago, Illinois, United States, 60637

Actively Recruiting

6

NYU Langone Health

New York, New York, United States, 10016

Actively Recruiting

7

Icahn School of Medicine at Mount Sinai

New York, New York, United States, 10029

Actively Recruiting

8

Oklahoma University

Oklahoma City, Oklahoma, United States, 73104

Actively Recruiting

9

University of Pennsylvania

Philadelphia, Pennsylvania, United States, 19104

Actively Recruiting

10

Sidney Kimmel Cancer Center

Philadelphia, Pennsylvania, United States, 19107

Actively Recruiting

11

Tennessee Oncology - Nashville

Nashville, Tennessee, United States, 37203

Actively Recruiting

12

Texas Oncology- Central South

Austin, Texas, United States, 78731

Actively Recruiting

13

University of Texas MD Anderson Cancer Center

Houston, Texas, United States, 77030

Actively Recruiting

14

Texas Oncology- Gulf Coast

The Woodlands, Texas, United States, 77380

Actively Recruiting

15

Virginica Cancer Specialists

Fairfax, Virginia, United States, 22031

Actively Recruiting

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Research Team

C

Clinical Trial Disclosure & Transparency

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NON_RANDOMIZED

Model

SEQUENTIAL

Primary Purpose

TREATMENT

Number of Arms

2

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