Clinical trials

17

Search and review clinical trials. Use filters to narrow results by trial status, phase, treatment, biological sex and sponsor.

Condition / disease
Location
Status: Recruiting

A Phase 2 Neoadjuvant Study of Zanidatamab in Combination With Chemotherapy in Participants With HER2-positive Breast Cancer

The purpose of this study is to see if zanidatamab is safe and effective, when combined with chemotherapy, in treating people who has Human Epidermal Growth Factor Receptor 2 (HER2)-positive, early-stage breast cancer

Participants needed: 125
Trial details
Phase: Phase 2Age: 18+Biological sex: AllType: InterventionalSponsor: Jazz PharmaceuticalsUpdated: Jul 2, 2026Locations: 30
Eligibility criteria

Has newly diagnosed Stage II or III histologically confirmed invasive breast car... [+11]

Has Stage IV (metastatic) breast cancer. [+12]

Status: Recruiting

Pregnancy Surveillance Program of Patients Exposed to Epidiolex/Epidyolex During Pregnancy

The purpose of this study is to evaluate pregnancy-related health outcomes in participants who are exposed to Epidiolex/Epidyolex during pregnancy and their infant up to 12 months of life.

Participants needed: 50
Trial details
Biological sex: FemaleType: ObservationalSponsor: Jazz PharmaceuticalsUpdated: Jun 29, 2026Locations: 2
Eligibility criteria

Patients with exposure to at least 1 dose of Epidiolex/Epidyolex during the 13 d... [+1]

Status: Recruiting

Study of ONC206 (JZP3507) in Advanced Pheochromocytoma and Paraganglioma

This is a two-stage Phase 2 trial evaluating the efficacy and safety of ONC206 in participants with Pheochromocytoma and Paraganglioma (PCPG).

Participants needed: 90
Trial details
Phase: Phase 2Age: 18+Biological sex: AllType: InterventionalSponsor: Jazz PharmaceuticalsUpdated: Jun 10, 2026Locations: 9
Eligibility criteria

Has histologically confirmed pheochromocytoma or paraganglioma that is unresecta... [+9]

Has known hypersensitivity to ONC206 or any excipient used in the ONC206 study t... [+11]

Status: Recruiting

A Study to Evaluate the Efficacy and Safety of Cannabidiol Oral Solution (CBD-OS [GWP42003-P, JZP926]) for the Treatment of Focal-Onset Seizures

Cannabidiol oral solution (CBD-OS) is approved in the US for the treatment of seizures associated with Lennox-Gastaut syndrome (LGS), Dravet syndrome (DS), or Tuberous sclerosis complex (TSC) in patients 1 year of age and older. This study will assess the efficacy and safety of CBD-OS in participants aged 12 to 75 years for the treatment of focal-onset seizures (FOS).

Participants needed: 100
Trial details
Phase: Phase 1Age: 12-75Biological sex: AllType: InterventionalSponsor: Jazz PharmaceuticalsUpdated: Jun 9, 2026Locations: 24
Eligibility criteria

Participant has a documented diagnosis of focal epilepsy according to the ILAE C... [+9]

Status: Recruiting

A Phase 2 Study of Zanidatamab in Patients With HER2-expressing Tumors

The purpose of this study is to evaluate the efficacy and safety of zanidatamab for the treatment of participants with previously treated solid tumors that have Human Epidermal Growth Factor Receptor 2 (HER2) Immunohistochemistry (IHC) 3+ overexpression.

Participants needed: 200
Trial details
Phase: Phase 2Age: 18+Biological sex: AllType: InterventionalSponsor: Jazz PharmaceuticalsUpdated: Jun 9, 2026Locations: 28
Eligibility criteria

Is at least 18 years of age inclusive at the time of signing the informed consen... [+12]

Has known or suspected leptomeningeal disease and/or untreated brain metastasis. [+17]

Status: Not yet recruiting

A Study Evaluating the Efficacy and Safety of Xywav Expanded Dosing vs Placebo in Participants With Narcolepsy or IH

The purpose of this study is to evaluate the efficacy and safety of expanded Xywav dosing regimens in adult participants with narcolepsy or idiopathic hypersomnia (IH).

Participants needed: 108
Trial details
Phase: Phase 3Age: 18-75Biological sex: AllType: InterventionalSponsor: Jazz PharmaceuticalsUpdated: Jun 4, 2026Locations: 1
Eligibility criteria

Has a primary diagnosis of IH or narcolepsy Type 1 or Type 2 (NT1 or NT2) [+7]

Shows evidence of a previous untreated or inadequately treated sleep disorder co... [+18]

Status: Not yet recruiting

A Study of Lurbinectedin in Combination With Durvalumab for the Treatment of Participants With ES-SCLC

The purpose of this study is to evaluate the efficacy and safety of lurbinectedin in combination with durvalumab for the treatment of participants with extensive stage small cell lung cancer (ES-SCLC) whose disease has not progressed after first line (1L) induction therapy.

Participants needed: 50
Trial details
Phase: Phase 2Age: 18+Biological sex: AllType: InterventionalSponsor: Jazz PharmaceuticalsUpdated: May 27, 2026Locations: 1
Eligibility criteria

Participant has histologically or cytologically confirmed ES-SCLC (per Veterans... [+6]

History of leptomeningeal carcinomatosis. [+10]

Status: Recruiting

Efficacy and Safety of Zanidatamab With Standard-of-care Therapy Against Standard-of-care Therapy for Advanced HER2-positive Biliary Tract Cancer

The purpose of this study is to evaluate the efficacy and safety of Zanidatamab plus CisGem (Cisplatin and Gemcitabine) with or without the addition of a programmed death protein 1/ligand-1 (PD-1/L1) inhibitor (physician's choice of either Durvalumab or Pembrolizumab, where approved under local regulations) as first line of treatment for participants with human epidermal growth factor receptor 2 (HER2)-positive biliary tract cancer.

Participants needed: 286
Trial details
Phase: Phase 3Age: 18+Biological sex: AllType: InterventionalSponsor: Jazz PharmaceuticalsUpdated: May 11, 2026Locations: 185
Eligibility criteria

Histologically- or cytologically-confirmed Biliary Tract Cancer (BTC), including... [+9]

Prior treatment with a HER2-targeted agent [+12]

Status: Recruiting

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

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.

Participants needed: 332
Trial details
Phase: Phase 1Age: 18+Biological sex: AllType: InterventionalSponsor: Jazz PharmaceuticalsUpdated: Apr 23, 2026Locations: 15
Eligibility criteria

Participant must be ≥ 18 years of age, at the time of signing the informed conse... [+12]

Known uncontrolled brain metastases. Stable brain metastases either treated or b... [+10]

Status: Recruiting

A Study to Investigate the Safety, Tolerability, Pharmacokinetics, and Food Effect of JZP047 in Healthy Participants

This is a Phase 1, double-blind, sponsor-unblinded, randomized, placebo-controlled study designed to characterize the safety, tolerability, and PK of JZP047 in healthy participants following single-ascending doses of study intervention. Additionally, the effect of food on PK following a single dose of JZP047 will be assessed through comparison of PK between the fed and fasted states.

Participants needed: 86
Trial details
Phase: Phase 1Age: 18-55Biological sex: AllType: InterventionalSponsor: Jazz PharmaceuticalsUpdated: Apr 20, 2026Locations: 1
Eligibility criteria

Healthy participants 18 to 55 years of age, willing and able to comply with stud... [+13]

Status: Recruiting

ONC201 in H3 K27M-mutant Diffuse Glioma Following Radiotherapy (the ACTION Study)

This is a randomized, double-blind, placebo-controlled, parallel-group, international, Phase 3 study in patients with newly diagnosed H3 K27M-mutant diffuse glioma to assess whether treatment with dordaviprone (ONC201) following frontline radiotherapy will extend overall survival and progression-free survival in this population. Eligible participants will have histologically diagnosed H3 K27M-mutant diffuse glioma and have completed standard frontline radiotherapy.

Participants needed: 510
Trial details
Phase: Phase 3Biological sex: AllType: InterventionalSponsor: Jazz PharmaceuticalsUpdated: Apr 16, 2026Locations: 162
Eligibility criteria

Able to understand the study procedures and agree to participate in the study by... [+10]

Primary spinal tumor. [+23]

Status: Not yet recruiting

A Study of JZP3507 (ONC206) in Recurrent Grade 2 or 3 Meningioma

This study will recruit participants with Grade 2 and 3 meningiomas who have failed prior therapy. Participants will receive oral doses of JZP3507. The antitumor activity and safety of JZP3507 will be evaluated.

Participants needed: 30
Trial details
Phase: Phase 2Age: 18+Biological sex: AllType: InterventionalSponsor: Jazz PharmaceuticalsUpdated: Apr 16, 2026Locations: 5
Eligibility criteria

Is ≥ 18 years of age at the time of signing the informed consent. [+15]

Has known hypersensitivity to JZP3507, dordaviprone, or any excipient used in th... [+13]

Status: Recruiting

A Study Comparing the Efficacy and Safety of Zanidatamab to Trastuzumab, Each in Combination With Physician's Choice Chemotherapy, for the Treatment of Participants With Metastatic HER2-positive Breast Cancer

The efficacy and safety of zanidatamab in combination with physician's choice of chemotherapy compared with trastuzumab in combination with physician's choice of chemotherapy will be evaluated for the treatment of participants with metastatic HER2-positive breast cancer who have progressed on, or are intolerant to, previous T-DXd treatment.

Participants needed: 550
Trial details
Phase: Phase 3Age: 18+Biological sex: AllType: InterventionalSponsor: Jazz PharmaceuticalsUpdated: Feb 10, 2026Locations: 166
Eligibility criteria

Is 18 years of age or of the legal adult age per local standard at the time of s... [+41]

Status: Recruiting

Study of Lurbinectedin Monotherapy in Pediatric and Young Adult Participants With Relapsed/Refractory Ewing Sarcoma

This study is conducted in two phases. The phase 1 portion of the study evaluates the safety, tolerability, pharmacokinetics (PK), recommended phase 2 dose (RP2D), and effectiveness of lurbinectedin monotherapy in pediatric participants with previously treated solid tumors. This is followed by the phase 2 portion, to further assess the effectiveness and safety in pediatric and young adult participants with recurrent/refractory Ewing sarcoma.

Participants needed: 60
Trial details
Phase: Phase 1, Phase 2Age: 2-30Biological sex: AllType: InterventionalSponsor: Jazz PharmaceuticalsUpdated: Feb 3, 2026Locations: 15
Eligibility criteria

Phase 1 Part 1: participants must be ≥ 2 to < 18 years of age. [+24]

corrected QT interval (QTc) prolongation defined as a QTc ≥ 460 ms using the Baz... [+15]

Status: Recruiting

Phase I Study of Oral ONC206 in Recurrent and Rare Primary Central Nervous System Neoplasms

The primary objective of this Phase 1, open-label, dose-escalation, and exploratory study is to evaluate the safety and tolerability profile (establish the maximum-tolerated dose) and evaluate the occurrence of dose-limiting toxicities (DLTs) following single weekly or multiple-day weekly dose regimens of single-agent, oral ONC206 in patients with recurrent, primary central nervous system (CNS) neoplasms.

Participants needed: 102
Trial details
Phase: Phase 1Age: 18+Biological sex: AllType: InterventionalSponsor: Jazz PharmaceuticalsUpdated: Dec 18, 2025Locations: 1
Eligibility criteria

Patients aged ≥18 years with a recurrent, primary CNS neoplasm. For all cohorts,... [+21]

(Exclusion Criterion #1 was removed in Amendment 3) [+33]

Status: Recruiting

JZP898 Intravenous Infusion as Monotherapy and Combination With Pembrolizumab in Adults With Advanced/Metastatic Solid Tumors

This Phase 1 first-in-human study will investigate the safety, tolerability, pharmacokinetics (PK), immunogenicity, and preliminary antitumor activity of JZP898 monotherapy as well as JZP898 in combination with pembrolizumab in adult participants with advanced or metastatic solid tumors.

Participants needed: 177
Trial details
Phase: Phase 1Age: 18+Biological sex: AllType: InterventionalSponsor: Jazz PharmaceuticalsUpdated: Dec 16, 2025Locations: 10
Eligibility criteria

Adult ≥ 18 years of age [+12]

Unresolved toxicities from previous therapy that is > Grade 1. [+13]

Status: Recruiting

Child and Adolescent Registry for Participants With Narcolepsy

CATNAP is a patient registry designed to improve the understanding of the natural history of narcolepsy in pediatric patients. Descriptive statistics on disease characteristics will be performed. The study has 16 active clinical sites and a virtual site that widens participation to anywhere in the United States. For more information about the study or to access the Online Patient Enrollment System, visit the CATNAP website: https://catnap.healthie.net/welcome or email [email protected]. The Online Patient Enrollment System, CATNAP website, can also be found in the references section.

Participants needed: 500
Trial details
Age: Up to 17Biological sex: AllType: ObservationalSponsor: Jazz PharmaceuticalsUpdated: Aug 15, 2024Locations: 25Duration: 4 Years
Eligibility criteria

Any child or adolescent with a physician-confirmed diagnosis of narcolepsy [+3]

Age 18 years or more [+1]