Biotech · JAZZ · 208 trials led

Jazz Pharmaceuticals clinical trial pipeline

208 trials as lead sponsor, 15 recruiting now, 74 in phase 3. Live from ClinicalTrials.gov, updated daily.

  • Status changeStatus moved to completedWas recruiting · always alerts
  • Completion date movePrimary completion slipped 210 daysSlips and pull-ins of 30+ days
  • New trialNew trial registered in your scopeFirst posted within 30 days
  • Enrollment changeEnrollment grew to 1,200Moves of 15%+ or count finalised
  • Substantive record editPrimary endpoint redefined from 24 to 52 weeksRead overnight and flagged in plain English
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Archive historyOct 2022 to Jul 2026

176 recorded changes across Jazz Pharmaceuticals trials

Every status move, completion date shift and enrollment change ComplyRx has recorded across 40 of these trials. One is shown below.

Status changeStatus moved to recruiting from not yet recruitingNCT07459634 · recorded 21 Jul 2026
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+172 more recorded changes · Track a drug to see every change the night it lands

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Most active programmes

The drugs appearing most often across Jazz Pharmaceuticals's recently active trials. Comparator arms are excluded.

  • Sativex18 trials
  • Sativex®8 trials
  • Zanidatamab7 trials
  • GW-1000-027 trials
  • GWP42003-P6 trials
  • Nabiximols6 trials

Upcoming readouts

Next primary completion dates among Jazz Pharmaceuticals's active phase 2 and phase 3 trials. Dates are registry estimates and move often, which is exactly what the tracker watches.

Top therapeutic areas

Conditions studied most often across Jazz Pharmaceuticals's recently active trials.

  • Pain14 trials
  • Multiple Sclerosis13 trials
  • Narcolepsy6 trials
  • Spasticity6 trials
  • Cancer5 trials
  • Epilepsy5 trials

Jazz Pharmaceuticals trials

The 50 most significant of Jazz Pharmaceuticals's recently active trials, soonest estimated readout first.
Select any row for the full record; the change timeline unlocks with tracking.

TrialPhaseStabilityStatusEnrollmentEst. readout
HERIZON-GEA-01A Study of Zanidatamab in Combination With Chemotherapy Plus or Minus Tislelizumab in Patients With HER2-positive Advanced or Metastatic Gastric and Esophageal CancersNCT05152147ZanidatamabPhase 3Locked · track to revealOngoingActive, not recruiting920 est.31 Jul 2026
A Phase 2 Study of Zanidatamab in Patients With HER2-expressing TumorsNCT06695845ZanidatamabPhase 2Locked · track to revealOngoingRecruiting200 est.31 Dec 2026
EpiTALYEpidyolex® in Lennox Gastaut, Dravet Syndrome and Tuberous Sclerosis Complex: an Observational Study in ITALYNCT05485831Epidiolex 100 mg/mL Oral SolutionNot yet scoredOngoingActive, not recruiting111 est.Feb 2027
Assessment of Potential for Chronic Liver Injury in Participants Treated With Epidiolex (Cannabidiol) Oral SolutionNCT05044819CannabidiolPhase 4Locked · track to revealOngoingActive, not recruiting154 est.1 Aug 2027
A Study to Evaluate the Efficacy and Safety of Cannabidiol Oral Solution (CBD-OS [GWP42003-P, JZP926]) for the Treatment of Focal-Onset SeizuresNCT07233239CBD-OSPhase 1Locked · track to revealOngoingRecruiting100 est.29 Nov 2027
JZP898 Intravenous Infusion as Monotherapy and Combination With Pembrolizumab in Adults With Advanced/Metastatic Solid TumorsNCT06108050JZP898Phase 1Locked · track to revealOngoingRecruiting177 est.30 Nov 2027
XYRISEA Study Evaluating the Efficacy and Safety of Xywav Expanded Dosing vs Placebo in Participants With Narcolepsy or IHNCT07625280XywavPhase 3Not yet scoredOngoingNot yet recruiting108 est.23 Dec 2027
EmpowHER 208A Phase 2 Neoadjuvant Study of Zanidatamab in Combination With Chemotherapy in Participants With HER2-positive Breast CancerNCT07102381ZanidatamabPhase 2Locked · track to revealOngoingRecruiting125 est.1 Jan 2028
Study of Lurbinectedin Monotherapy in Pediatric and Young Adult Participants With Relapsed/Refractory Ewing SarcomaNCT05734066LurbinectedinPhase 1Locked · track to revealOngoingRecruiting60 est.28 Jan 2028
A Study of Lurbinectedin in Combination With Durvalumab for the Treatment of Participants With ES-SCLCNCT07459634LurbinectedinPhase 2Locked · track to revealOngoingRecruiting50 est.31 Jan 2028
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 JZP815NCT05557045JZP815Phase 1Locked · track to revealOngoingRecruiting332 est.1 Apr 2028
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 CancerNCT06435429ZanidatamabPhase 3Locked · track to revealOngoingRecruiting550 est.28 Apr 2028
ACTIONONC201 in H3 K27M-mutant Diffuse Glioma Following Radiotherapy (the ACTION Study)NCT05580562Dordaviprone (ONC201)Phase 3Locked · track to revealOngoingRecruiting510 est.Jun 2028
A Study of JZP3507 (ONC206) in Recurrent Grade 2 or 3 MeningiomaNCT07533942JZP3507Phase 2Locked · track to revealOngoingNot yet recruiting30 est.25 Oct 2028
Efficacy and Safety of Zanidatamab With Standard-of-care Therapy Against Standard-of-care Therapy for Advanced HER2-positive Biliary Tract CancerNCT06282575ZanidatamabPhase 3Locked · track to revealOngoingRecruiting286 est.1 Dec 2028
Study of ONC206 (JZP3507) in Advanced Pheochromocytoma and ParagangliomaNCT07282587ONC206Phase 2Locked · track to revealOngoingRecruiting90 est.15 Dec 2028
Pregnancy Surveillance Program of Patients Exposed to Epidiolex/Epidyolex During PregnancyNCT06113237EpidiolexNot yet scoredOngoingRecruiting50 est.31 Aug 2033
Phase I Study of Oral ONC206 in Recurrent and Rare Primary Central Nervous System NeoplasmsNCT04541082ONC206Phase 1Locked · track to revealOngoingRecruiting102 est.Jul 2026
OPERALong-Term Follow-Up of a Cohort of Participants Prescribed Epidyolex in France in a Real-life SettingNCT05772429EpidiolexNot yet scoredOngoingActive, not recruiting158 est.Jul 2026
A Study to Investigate the Safety, Tolerability, Pharmacokinetics, and Food Effect of JZP047 in Healthy ParticipantsNCT07377539JZP047Phase 1Locked · track to revealOngoingRecruiting86 est.5 Jul 2026
EpiComA Study to Investigate Behavioral and Other Co-Occurring Outcomes With Epidiolex as Add-On Therapy in Participants Aged 1 to 65 Years of Age With Tuberous Sclerosis ComplexNCT05864846Cannabidiol Oral Solution [Epidiolex]Phase 4Locked · track to revealCompleted79 est.6 Apr 2026
A Study to Investigate Efficacy, Safety, Tolerability, and Pharmacokinetics of JZP441 Compared With Placebo in Participants With Narcolepsy Type 1NCT06961266JZP441Phase 1Locked · track to revealStoppedTerminated6 est.29 Jan 2026
VYSIONVYxeoS Liposomal Italian Observational Study iN the Real PracticeNCT06143839Vyxeos liposomalNot yet scoredCompleted113 est.23 Oct 2025
A Safety and Efficacy Study of ZW25 (Zanidatamab) Plus Combination Chemotherapy in HER2-expressing Gastrointestinal Cancers, Including Gastroesophageal Adenocarcinoma, Biliary Tract Cancer, and Colorectal CancerNCT03929666ZW25 (Zanidatamab)Phase 2Locked · track to revealCompleted74 est.30 Aug 2025
A Study of Zanidatamab (ZW25) With Evorpacept (ALX148) in Patients With Advanced HER2-expressing CancerNCT05027139ZanidatamabPhase 1Locked · track to revealCompleted52 est.29 Aug 2025
SCLCTo Assess the Effectiveness and Safety of Zepzelca in Adult Patients With Extensive Stage Small Cell Lung Cancer (SCLC)NCT04894591ZepzelcaNot yet scoredCompleted272 est.4 Jun 2025
A Study to Investigate the Effect of XYWAV on Sleepiness, Polysomnography, and Functional Outcomes in Participants With Idiopathic Hypersomnia or NarcolepsyNCT05875974JZP258 (XYWAV)Phase 4Locked · track to revealCompleted207 est.13 Mar 2025
XYLOA Switch Study From High-Sodium Oxybate to Xywav to Evaluate Changes in Blood Pressure in Participants With NarcolepsyNCT05869773JZP258Phase 4Locked · track to revealCompleted155 est.25 Feb 2025
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 SeizuresNCT04485104GWP42003-PPhase 3Locked · track to revealStoppedTerminated3 est.28 Jan 2025
Trial of ZW25 (Zanidatamab) in Patients With Advanced HER2-expressing CancersNCT02892123ZW25 (Zanidatamab)Phase 1Locked · track to revealCompleted279 est.31 Oct 2024
A Study of Suvecaltamide in Adults With Moderate to Severe Residual Tremor in Parkinson's DiseaseNCT05642442SuvecaltamidePhase 2Locked · track to revealCompleted169 est.23 Oct 2024
Child and Adolescent Registry for Participants With NarcolepsyNCT04899947Not yet scoredOngoingRecruiting500 est.1 Oct 2024
A Study To Assess the Safety and Efficacy of JZP385 in the Treatment of Adults With Moderate to Severe Essential Tremor (ET)NCT05122650JZP385Phase 2Locked · track to revealCompleted420 est.30 May 2024
A JZP341 Study in Adult Participants With Advanced or Metastatic Solid TumorsNCT05631327JZP341Phase 1Locked · track to revealStoppedTerminated12 est.24 Apr 2024
Trial to Investigate the Safety and Efficacy of Cannabidiol Oral Solution (GWP42003-P; CBD-OS) in Children and Adolescents With Autism Spectrum DisorderNCT04745026GWP42003-PPhase 2Locked · track to revealCompleted103 est.21 Dec 2023
JAZZ EMERGE201Lurbinectedin Monotherapy in Participants With Advanced or Metastatic Solid TumorsNCT05126433LurbinectedinPhase 2Locked · track to revealStoppedTerminated47 est.20 Dec 2023
A Study of JZP150 in Adults With Posttraumatic Stress DisorderNCT05178316JZP150Phase 2Locked · track to revealCompleted282 est.5 Dec 2023
A Study to Investigate The Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of JZP441 in Sleep-deprived Healthy ParticipantsNCT05651152JZP441Phase 1Locked · track to revealCompleted105 est.15 Nov 2023
A Study of JZP541 in Adults With Irritability Associated With Autism Spectrum DisorderNCT05733390JZP541Phase 2Locked · track to revealStoppedWithdrawn0 est.9 Nov 2023
A Multiple Ascending Dose Study to Investigate the Safety, Tolerability, and Pharmacokinetics of JZP441 in Healthy ParticipantsNCT05720494JZP441Phase 1Locked · track to revealCompleted24 est.29 Sept 2023
Efficacy and Safety of GWP42003-P Oral Solution in Children With Epilepsy With Myoclonic-atonic SeizuresNCT05288283GWP42003-PPhase 3Locked · track to revealStoppedTerminated3 est.28 Sept 2023
HERIZON-BTC-01A Study of ZW25 (Zanidatamab) in Subjects With Advanced or Metastatic HER2-Amplified Biliary Tract CancersNCT04466891ZW25 (Zanidatamab)Phase 2Locked · track to revealCompleted87 est.28 Jul 2023
A Study of ZW25 (Zanidatamab) With Palbociclib Plus Fulvestrant in Patients With HER2+/HR+ Advanced Breast CancerNCT04224272ZW25 (Zanidatamab)Phase 2Locked · track to revealCompleted51 est.28 Apr 2023
Oral ONC201 in Adult Recurrent GlioblastomaNCT02525692Dordaviprone (ONC201)Phase 2Locked · track to revealStoppedTerminated84 est.17 Apr 2023
RELEASE MSS3Safety and Effectiveness of Nabiximols Oromucosal Spray as Add-on Therapy in Participants With Spasticity Due to Multiple SclerosisNCT04203498NabiximolsPhase 3Locked · track to revealStoppedTerminated139 est.10 Feb 2023
ONC201 in Recurrent or Metastatic Type II Endometrial Cancer Endometrial CancerNCT03485729Dordaviprone (ONC201)Phase 2Locked · track to revealStoppedTerminated27 est.19 Jan 2023
ONC201 in Adults With Recurrent H3 K27M-mutant GliomaNCT03295396Dordaviprone (ONC201)Phase 2Locked · track to revealStoppedTerminated73 est.31 Dec 2022
ONC201 in Pediatric H3 K27M GliomasNCT03416530Dordaviprone (ONC201)Phase 1Locked · track to revealStoppedTerminated134 est.31 Dec 2022
An Interventional Safety Switch Study (Segue Study) of XYWAV in NarcolepsyNCT04794491JZP-258Phase 4Locked · track to revealCompleted62 est.15 Nov 2022
RELEASE MSS5Evaluation of the Effect of Nabiximols Oromucosal Spray on Clinical Measures of Spasticity in Participants With Multiple SclerosisNCT04984278NabiximolsPhase 3Locked · track to revealStoppedTerminated56 est.11 Nov 2022
View all trials208

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We check every one of its trials daily and tell you what moved.

  • Status changeStatus moved to completedWas recruiting · always alerts
  • Completion date movePrimary completion slipped 210 daysSlips and pull-ins of 30+ days
  • New trialNew trial registered in your scopeFirst posted within 30 days
  • Enrollment changeEnrollment grew to 1,200Moves of 15%+ or count finalised
  • Substantive record editPrimary endpoint redefined from 24 to 52 weeksRead overnight and flagged in plain English
US registryClinicalTrials.gov
EU registryCTIS · Soon
208

Trials as lead sponsor

15

Recruiting now

74

Phase 3 trials

71

Phase 2 trials

40

Phase 1 trials

9

Phase 4 trials