DrugEvidence

Companies / Jazz Pharmaceuticals

Jazz Pharmaceuticals Pipeline

Company

Jazz Pharmaceuticals is a biopharmaceutical company that develops and commercializes medicines across neuroscience, oncology and other serious diseases. It operates internationally and is headquartered in Dublin, Ireland.

Trials
206
Recruiting
15
Completed
132
With results
111

Continuously tracked·last revised

Data: CSV·JSON·Browse the trials

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Recruiting Phase 3

Recently started

Jazz Pharmaceuticals — Recently started
TrialPhaseStatusSponsorStarted
Zanidatamab Outcomes and Lived Experiences in Advanced HER2+ GEA NCT07780968 Phase unknown Not yet recruiting Jazz Pharmaceuticals Started 2026-10
A Study to Evaluate the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of JZP269 in Healthy Male and Female Participants NCT07813663 Phase 1 Not yet recruiting Jazz Pharmaceuticals Started 2026-09
A Study to Evaluate the Safety and Efficacy of JZP926 Capsule for the Treatment of Juvenile Myoclonic Epilepsy NCT07723963 Phase 2/3 Not yet recruiting Jazz Pharmaceuticals Started 2026-09
A Study of JZP3507 (ONC206) in Recurrent Grade 2 or 3 Meningioma NCT07533942 Phase 2 Recruiting Jazz Pharmaceuticals Started 2026-07
A Study Evaluating the Efficacy and Safety of Xywav Expanded Dosing vs Placebo in Participants With Narcolepsy or IH NCT07625280 Phase 3 Recruiting Jazz Pharmaceuticals Started 2026-07

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Results recently posted

Jazz Pharmaceuticals — Results recently posted
TrialPhaseStatusSponsorResults posted
A Study to Investigate the Effect of XYWAV on Sleepiness, Polysomnography, and Functional Outcomes in Participants With Idiopathic Hypersomnia or Narcolepsy NCT05875974 Phase 4 Completed Jazz Pharmaceuticals Results posted 2026-08-27
A Switch Study From High-Sodium Oxybate to Xywav to Evaluate Changes in Blood Pressure in Participants With Narcolepsy NCT05869773 Phase 4 Completed Jazz Pharmaceuticals Results posted 2026-04-24
A Study of Suvecaltamide in Adults With Moderate to Severe Residual Tremor in Parkinson's Disease NCT05642442 Phase 2 Completed Jazz Pharmaceuticals Results posted 2026-01-15
Assessment of Adjunctive Cannabidiol Oral Solution (GWP42003-P) in Children With Tuberous Sclerosis Complex (TSC), Dravet Syndrome (DS), or Lennox-Gastaut Syndrome (LGS) Who Experience Inadequately-controlled Seizures NCT04485104 Phase 3 Terminated Jazz Pharmaceuticals Results posted 2025-10-31
ONC201 in Adults With Recurrent H3 K27M-mutant Glioma NCT03295396 Phase 2 Terminated Jazz Pharmaceuticals Results posted 2025-07-28

See all 111 →

Pipeline

Phase by status

Jazz Pharmaceuticals — Phase by status
PhaseRecruitingNot yetActiveCompletedTerminatedWithdrawnUnknownApproved for marketingNo longer availableTotal
Early Phase 1 ———1————— 1
Phase 1 411194———— 29
Phase 1/2 1——4111—— 8
Phase 2 5——36117——— 59
Phase 2/3 —1—111——— 4
Phase 3 411559———— 70
Phase 4 —116—2——— 10
Unknown 112102—144 25

Trials started per year

2021
3
2022
7
2023
10
2024
2
2025
6
2026
10

Conditions studied, by phase

Jazz Pharmaceuticals — Conditions studied, by phase
ConditionEarly Phase 1Phase 1Phase 1/2Phase 2Phase 2/3Phase 3Phase 4UnknownTotal
Pain ———1—17—— 18
Narcolepsy —1—3—733 17
Epilepsy —1—9—6—— 16
Multiple Sclerosis —————1411 16
Leukemia, Myeloid, Acute 14—5—2—2 14
Seizures —1—3—412 11
Muscle Spasticity —————91— 10
Precursor Cell Lymphoblastic Leukemia-Lymphoma —1—51——1 8
Epilepsies, Myoclonic ———1—411 7
Glioma —2—1—1—3 7

Most active sponsors

Jazz Pharmaceuticals — Most active sponsors
#SponsorTrialsPhase 3
1Jazz Pharmaceuticals20674

Frequent collaborators

Jazz Pharmaceuticals — Frequent collaborators
#CollaboratorTrials
1Jazz Pharmaceuticals Ireland Limited10
2Oncoceutics, Inc.5
3Jazz Pharmaceuticals Research UK Limited4
4Otsuka Pharmaceutical Development & Commercialization, Inc.3
5BeOne Medicines LTD2
6Chimerix, Inc.2
7GW Pharmaceuticals Ltd2
8National Institutes of Health (NIH)2
9The Leukemia and Lymphoma Society2
10Translational Drug Development2

Most studied interventions

Jazz Pharmaceuticals — Most studied interventions
#InterventionTrials
1nabiximols37
2Cannabidiol27
3brincidofovir17
4CPX-35113
5zanidatamab12
6Sodium Oxybate11
7TIC10 compound10
8solriamfetol9
9defibrotide5
10PM 011835

Terminations

Terminated
28
Withdrawn
11
Stopped for recruitment
2.4%5 of 206 trials

Stated reasons

Other / unclear
12
Business decision
9
COVID-19
6
Recruitment
5
Safety
5
Lack of efficacy
2

Reasons are grouped from the sponsor's own wording with a rule-based classifier; the original text is shown below.

Recently stopped

Jazz Pharmaceuticals — Recently stopped
TrialStatusStated reasonStopped
NCT06961266 Terminated Terminated The study was terminated based on a business decision by the Sponsor. 2026-01-29
NCT04485104 Terminated Terminated The study was terminated by the Sponsor due to low patient enrollment. 2025-01-28
NCT05631327 Terminated Terminated The study was terminated based on a business decision by the Sponsor. 2024-04-24
NCT05126433 Terminated Terminated Termination of this study was a business decision made during portfolio review. 2023-12-20
NCT05733390 Withdrawn Withdrawn A decision has been made to prioritize other pipeline programs and terminate this study. 2023-11-09
NCT05288283 Terminated Terminated The study was terminated due to a business decision. 2023-09-28
NCT03295396 Terminated Terminated The Sponsor terminated the study to prioritize enrollment in a randomized Phase 3 trial of ONC201 in an earlier setting. This decision was unrelated to any safety concerns with dordaviprone (ONC201). 2023-07-19
NCT03416530 Terminated Terminated The Sponsor terminated the study to prioritize enrollment in a randomized Phase 3 trial of ONC201 in an earlier setting. This decision was unrelated to any safety concerns with dordaviprone (ONC201). 2023-05-24
NCT02525692 Terminated Terminated The Sponsor terminated the study to prioritize enrollment in a randomized Phase 3 trial of ONC201 in an earlier setting. This decision was unrelated to any safety concerns with dordaviprone (ONC201). 2023-04-17
NCT04203498 Terminated Terminated This study was terminated based on a business decision by the Sponsor. 2023-02-28

Evidence

Results reported
84.1%111 of 132 completed
Published
23.5%31 of 132 completed
Primary endpoint met
41.9%39 of 93 analyses
Median months to report
26

Documents disclosed

Protocol available
48
Statistical analysis plan
48
PubMed citations
48

Trial profile

Median enrollment
92
Median duration
23.2months
Countries
49
Study sites
3243

Who is enrolled

Adults
198
Children
58
Older adults
164
Healthy volunteers
16

Median enrollment by phase

Early Phase 1
10
Phase 1
36
Phase 1/2
25
Phase 2
51
Phase 2/3
128
Phase 3
173
Phase 4
71
Unknown
158

Where trials run

United States
142
United Kingdom
61
Spain
38
Canada
34
Poland
26
France
25
Italy
25
Germany
23
Netherlands
16
Belgium
12

Busiest cities

Jazz Pharmaceuticals — Busiest cities
#CityCountryTrials
1HoustonUnited States59
2New YorkUnited States56
3Los AngelesUnited States52
4ChicagoUnited States50
5PhiladelphiaUnited States46
6BostonUnited States45
7CincinnatiUnited States45
8AtlantaUnited States44
9St LouisUnited States40
10SeattleUnited States34