- ICH GCP
- Registro degli studi clinici negli Stati Uniti
- Sperimentazione clinica NCT07690371
A Phase 3 Study of Rezpegaldesleukin (NKTR-358) for Patients ≥ 12 Years of Age With Moderate-to-Severe Atopic Dermatitis (ZENITH AD-1)
2 luglio 2026 aggiornato da: Nektar Therapeutics
A Phase 3, Randomized, Double-Blind, Parallel-Group, Placebo-Controlled Study to Evaluate the Efficacy and Safety of Rezpegaldesleukin (NKTR-358) Monotherapy in the Treatment of Patients ≥ 12 Years of Age With Moderate-to-Severe Atopic Dermatitis
This is an interventional, randomized, parallel group, treatment, Phase 3, double blind study to assess the effect of Rezpegaldesleukin in participants 12 years of age or older with moderate to severe atopic dermatitis, as compared to placebo.
The estimated participant overall duration is approximately 15 months.
Panoramica dello studio
Stato
Reclutamento
Condizioni
Intervento / Trattamento
Tipo di studio
Interventistico
Iscrizione (Stimato)
510
Fase
- Fase 3
Contatti e Sedi
Questa sezione fornisce i recapiti di coloro che conducono lo studio e informazioni su dove viene condotto lo studio.
Contatto studio
- Nome: Nektar Recruitment
- Numero di telefono: 855-482-8676
- Email: StudyInquiry@nektar.com
Luoghi di studio
-
-
Florida
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St. Petersburg, Florida, Stati Uniti, 33714
- Reclutamento
- Nektar Investigative Site
-
-
Criteri di partecipazione
I ricercatori cercano persone che corrispondano a una certa descrizione, chiamata criteri di ammissibilità. Alcuni esempi di questi criteri sono le condizioni generali di salute di una persona o trattamenti precedenti.
Criteri di ammissibilità
Età idonea allo studio
- Bambino
- Adulto
- Adulto più anziano
Accetta volontari sani
No
Descrizione
Inclusion Criteria:
- Male or female patients, ≥ 12 years of age on the day of signing the informed consent form and weighing ≥ 40 kg prior to randomization at Baseline
- Chronic atopic dermatitis (AD) defined as onset of AD signs and symptoms ≥ 12 months prior to Screening as determined by the Investigator through patient interview and/or review of medical history at the Screening Visit
- Patients must meet the following AD severity criteria:
- IGA score ≥ 3 (scale of 0 to 4) at Screening and Baseline
- ≥ 10.0% of BSA involvement at Screening and Baseline
- EASI ≥ 16.0 at Screening and Baseline
- Are candidates for systemic therapy and have history, documented by a physician and/or the Investigator, of inadequate response to existing topical medications within 6 months preceding Screening, or history of intolerance to a topical therapy
- Provide written, informed consent to participate in the study and follow the study procedures, including compliance with the use of highly effective contraceptives
Exclusion Criteria:
- Are currently experiencing or have a history of concomitant skin conditions other than AD, including skin infection in the area affected by the patient's AD that requires treatment with systemic antimicrobial therapy
- Are currently experiencing or have a history of unstable course of AD
- History of chronic idiopathic urticaria at any time or urticaria from other causes within 4 weeks prior to randomization at the Baseline Visit.
- Have a history of TCS use suggestive of a high risk for topical corticosteroid (TCS) withdrawal
- Have received any of the following treatments at any time before Screening: aldesleukin; investigational IL-2 analog; systemic biologic; oral JAKi; or any prior investigational agent for AD
- Have a current or recent acute, active infection
Piano di studio
Questa sezione fornisce i dettagli del piano di studio, compreso il modo in cui lo studio è progettato e ciò che lo studio sta misurando.
Come è strutturato lo studio?
Dettagli di progettazione
- Scopo principale: Trattamento
- Assegnazione: Randomizzato
- Modello interventistico: Assegnazione parallela
- Mascheramento: Quadruplicare
Armi e interventi
Gruppo di partecipanti / Arm |
Intervento / Trattamento |
|---|---|
|
Sperimentale: Blinded Induction Period: Rezpegaldesleukin every 2 weeks
Rezpegaldesleukin every 2 weeks during the induction period
|
Forma farmaceutica: Soluzione iniettabile Via di somministrazione: sottocutanea
Altri nomi:
|
|
Comparatore placebo: Blinded Induction Period: Placebo
Placebo every 2 weeks during the induction period
|
Forma farmaceutica: Soluzione iniettabile Via di somministrazione: sottocutanea
|
|
Sperimentale: Blinded Maintenance Period: Rezpegaldesleukin every 4 weeks
Rezpegaldesleukin every 4 weeks during the maintenance period
|
Forma farmaceutica: Soluzione iniettabile Via di somministrazione: sottocutanea
Altri nomi:
|
|
Sperimentale: Blinded Maintenance Period: Rezpegaldesleukin every 12 weeks
Rezpegaldesleukin every 12 weeks during the maintenance period
|
Forma farmaceutica: Soluzione iniettabile Via di somministrazione: sottocutanea
Altri nomi:
|
|
Comparatore placebo: Blinded Maintenance Period: Placebo
Placebo every 4 weeks during the maintenance period
|
Forma farmaceutica: Soluzione iniettabile Via di somministrazione: sottocutanea
|
|
Sperimentale: Open-Label Escape
Rezpegaldesleukin at a frequency determined by the investigator during the open-label escape
|
Forma farmaceutica: Soluzione iniettabile Via di somministrazione: sottocutanea
Altri nomi:
|
Cosa sta misurando lo studio?
Misure di risultato primarie
Misura del risultato |
Misura Descrizione |
Lasso di tempo |
|---|---|---|
|
US only: Number of participants with an Investigator's Global Assessment (IGA) score of 0 or 1 and reduction ≥ 2 points from baseline at Week 24
Lasso di tempo: Week 0 and Week 24
|
The IGA scale ranges from 0 to 4, with higher score indicating more severe disease.
|
Week 0 and Week 24
|
|
Non-US regions only: Number of participants with an Investigator's Global Assessment (IGA) score of 0 or 1 at Week 24
Lasso di tempo: Week 0 and Week 24
|
The IGA scale ranges from 0 to 4, with higher score indicating more severe disease.
|
Week 0 and Week 24
|
|
Non-US regions only: Number of participants with a ≥ 75% reduction in Eczema Area and Severity Index (EASI) score from baseline at Week 24 (EASI-75)
Lasso di tempo: Week 0 and Week 24
|
The EASI scores range from 0 to 72, with higher scores indicating more severe atopic dermatitis.
|
Week 0 and Week 24
|
Misure di risultato secondarie
Misura del risultato |
Misura Descrizione |
Lasso di tempo |
|---|---|---|
|
US only: Number of participants with a ≥ 75% reduction in EASI score from baseline at Week 24 (EASI-75)
Lasso di tempo: Week 0 and Week 24
|
The EASI scores range from 0 to 72, with higher scores indicating more severe atopic dermatitis.
|
Week 0 and Week 24
|
|
Number of participants with a ≥ 90% reduction in EASI score from baseline at Week 24 (EASI-90)
Lasso di tempo: Week 0 and Week 24
|
The EASI scores range from 0 to 72, with higher scores indicating more severe atopic dermatitis.
|
Week 0 and Week 24
|
|
Number of participants at week 6 achieving a 4-point or greater improvement in Itch numerical rating scale (NRS) in the subset of participants with a 4-point or greater Itch NRS at baseline
Lasso di tempo: Week 0 and Week 6
|
The itch NRS goes from 0 to 10, with higher score indicating more severe itch.
|
Week 0 and Week 6
|
|
Number of participants at week 24 achieving a 4-point or greater improvement in Itch numerical rating scale (NRS) in the subset of participants with a 4-point or greater Itch NRS at baseline
Lasso di tempo: Week 0 and Week 24
|
The itch NRS goes from 0 to 10, with higher score indicating more severe itch.
|
Week 0 and Week 24
|
|
Number of participants at week 6 achieving a 4-point or greater improvement in Skin Pain numerical rating scale (NRS) in the subset of participants with a 4-point or greater Skin Pain NRS at baseline
Lasso di tempo: Week 0 and Week 6
|
The Skin Pain NRS goes from 0 to 10, with higher score indicating more severe pain.
|
Week 0 and Week 6
|
|
Number of participants at week 24 achieving a 4-point or greater improvement in Skin Pain numerical rating scale (NRS) in the subset of participants with a 4-point or greater Skin Pain NRS at baseline
Lasso di tempo: Week 0 and Week 24
|
The Skin Pain NRS goes from 0 to 10, with higher score indicating more severe pain.
|
Week 0 and Week 24
|
|
Number of participants at week 6 achieving a 1.25-point or greater improvement in Atopic Dermatitis Sleep Scale Question 1 (ADSS Q1) in the subset of participants with a 1.25-point or greater ADSS Q1 at baseline
Lasso di tempo: Week 0 and Week 6
|
The ADSS Q1 goes from 0 to 4, with higher score indicating more difficulty sleeping.
|
Week 0 and Week 6
|
|
Number of participants at week 24 achieving a 1.25-point or greater improvement in ADSS Q1 in the subset of participants with a 1.25-point or greater ADSS Q1 at baseline
Lasso di tempo: Week 0 and Week 24
|
The ADSS Q1 goes from 0 to 4, with higher score indicating more difficulty sleeping.
|
Week 0 and Week 24
|
|
Change in Asthma Control Questionnaire-5 (ACQ-5) score from baseline at Week 24 in the subpopulation of patients with a 0.5-point or greater ACQ-5 at baseline
Lasso di tempo: Week 0 and Week 24
|
The ACQ-5 goes from 0 to 6, with higher score indicating worse asthma control.
|
Week 0 and Week 24
|
|
Number of participants at week 24 achieving a 0.5-point or greater improvement in ACQ-5 in the subset of participants with a 0.5-point or greater ACQ-5 at baseline
Lasso di tempo: Week 0 and Week 24
|
The ACQ-5 goes from 0 to 6, with higher score indicating worse asthma control.
|
Week 0 and Week 24
|
|
Change in Sino-Nasal Outcome Test (SNOT-22) score from baseline at Week 24 in the subpopulation of patients with an 8.9-point or greater SNOT-22 at baseline
Lasso di tempo: Week 0 and Week 24
|
The SNOT-22 scores range from 0 to 110, with a higher score indicating more severe symptoms
|
Week 0 and Week 24
|
|
Number of participants at Week 24 achieving a 8.9-point or greater reduction from baseline in SNOT-22 in the subpopulation of patients with an 8.9-point or greater SNOT-22 at baseline
Lasso di tempo: Week 0 and Week 24
|
The SNOT-22 scores range from 0 to 110, with a higher score indicating more severe symptoms
|
Week 0 and Week 24
|
|
Number of participants at week 24 achieving an Adapted Investigator's Global Assessment (aIGA) response of 0 or 1
Lasso di tempo: Week 0 and Week 24
|
The aIGA scale ranges from 0 to 1, with a lower score indicating improvement in atopic dermatitis.
|
Week 0 and Week 24
|
|
Number of participants with treatment emergent adverse events (TEAEs)
Lasso di tempo: Through participant study completion, approximately Week 56
|
Through participant study completion, approximately Week 56
|
|
|
Number of participants with treatment emergent serious adverse events
Lasso di tempo: Through participant study completion, approximately Week 56
|
Through participant study completion, approximately Week 56
|
|
|
Number of participants with treatment related serious adverse events
Lasso di tempo: Through participant study completion, approximately Week 56
|
Through participant study completion, approximately Week 56
|
|
|
Number of participants with treatment emergent adverse events of special interest
Lasso di tempo: Through participant study completion, approximately Week 56
|
Through participant study completion, approximately Week 56
|
|
|
Number of participants with treatment related adverse events of special interest
Lasso di tempo: Through participant study completion, approximately Week 56
|
Through participant study completion, approximately Week 56
|
|
|
Number of participants with TEAEs leading to treatment discontinuation
Lasso di tempo: Through participant study completion, approximately Week 56
|
Through participant study completion, approximately Week 56
|
|
|
Number of participants with TEAEs leading to dose hold
Lasso di tempo: Through participant study completion, approximately Week 56
|
Through participant study completion, approximately Week 56
|
|
|
Number of participants with TEAEs leading to dose modifications
Lasso di tempo: Through participant study completion, approximately Week 56
|
Through participant study completion, approximately Week 56
|
Collaboratori e investigatori
Qui è dove troverai le persone e le organizzazioni coinvolte in questo studio.
Sponsor
Studiare le date dei record
Queste date tengono traccia dell'avanzamento della registrazione dello studio e dell'invio dei risultati di sintesi a ClinicalTrials.gov. I record degli studi e i risultati riportati vengono esaminati dalla National Library of Medicine (NLM) per assicurarsi che soddisfino specifici standard di controllo della qualità prima di essere pubblicati sul sito Web pubblico.
Studia le date principali
Inizio studio (Stimato)
1 luglio 2026
Completamento primario (Stimato)
1 maggio 2028
Completamento dello studio (Stimato)
1 dicembre 2028
Date di iscrizione allo studio
Primo inviato
2 luglio 2026
Primo inviato che soddisfa i criteri di controllo qualità
2 luglio 2026
Primo Inserito (Effettivo)
8 luglio 2026
Aggiornamenti dei record di studio
Ultimo aggiornamento pubblicato (Effettivo)
8 luglio 2026
Ultimo aggiornamento inviato che soddisfa i criteri QC
2 luglio 2026
Ultimo verificato
1 luglio 2026
Maggiori informazioni
Termini relativi a questo studio
Altri numeri di identificazione dello studio
- 25-358-09
- 2025-524925-42-00 (Ctis)
Piano per i dati dei singoli partecipanti (IPD)
Hai intenzione di condividere i dati dei singoli partecipanti (IPD)?
NO
Informazioni su farmaci e dispositivi, documenti di studio
Studia un prodotto farmaceutico regolamentato dalla FDA degli Stati Uniti
Sì
Studia un dispositivo regolamentato dalla FDA degli Stati Uniti
No
Queste informazioni sono state recuperate direttamente dal sito web clinicaltrials.gov senza alcuna modifica. In caso di richieste di modifica, rimozione o aggiornamento dei dettagli dello studio, contattare register@clinicaltrials.gov. Non appena verrà implementata una modifica su clinicaltrials.gov, questa verrà aggiornata automaticamente anche sul nostro sito web .
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