An Open-label Study of NNZ-2591 in Pediatric Participants With Phelan-McDermid Syndrome
A Phase 3 Open-label Extension Study to Investigate the Long-term Safety and Efficacy of Orally Administered NNZ-2591 in Pediatric Participants With Phelan-McDermid Syndrome
Panoramica dello studio
Stato
Stato
Condizioni
Condizioni
Intervento / Trattamento
Intervento / Trattamento
Descrizione dettagliata
Tipo di studio
Tipo di studio
Iscrizione (Stimato)
Iscrizione
Fase
Fase
- Fase 3
Contatti e Sedi
Contatto studio
Contatto studio
- Nome: Medical Information Lead
- Numero di telefono: 231-203-8050
- Email: medicalinformation@neurenpharma.com
Luoghi di studio
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California
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Glendale, California, Stati Uniti, 91203
- Reclutamento
- Neuren PMS-302 Site#122
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Contatto:
- medicalinformation@neurenpharma.com
- Numero di telefono: 231-203-8050
- Email: medicalinformation@neurenpharma.com
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San Rafael, California, Stati Uniti, 94903
- Reclutamento
- Neuren PMS-302 Site#111
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Contatto:
- medicalinformation@neurenpharma.com
- Numero di telefono: 2312038050
- Email: medicalinformation@neurenpharma.com
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Maryland
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Chevy Chase, Maryland, Stati Uniti, 20815
- Reclutamento
- Neuren PMS-302 Site#109
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Contatto:
- medicalinformation@neurenpharma.com
- Numero di telefono: 231-203-8050
- Email: medicalinformation@neurenpharma.com
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Massachusetts
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Lexington, Massachusetts, Stati Uniti, 02421
- Reclutamento
- Neuren PMS-302 Site#104
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Contatto:
- medicalinformation@neurenpharma.com
- Numero di telefono: 231-203-8050
- Email: medicalinformation@neurenpharma.com
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Ohio
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Cincinnati, Ohio, Stati Uniti, 02421
- Reclutamento
- Neuren PMS-302 Site#108
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Contatto:
- medicalinformation@neurenpharma.com
- Numero di telefono: 231-203-8050
- Email: medicalinformation@neurenpharma.com
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Texas
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Houston, Texas, Stati Uniti, 77030
- Reclutamento
- Neuren PMS-302 Site#115
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Contatto:
- medicalinformation@neurenpharma.com
- Numero di telefono: 231-203-8050
- Email: medicalinformation@neurenpharma.com
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Criteri di partecipazione
Criteri di ammissibilità
Criteri di ammissibilità
Età idonea allo studio
- Bambino
Accetta volontari sani
Descrizione
Inclusion Criteria:
- Male or female pediatric participants with Phelan-McDermid syndrome ages 3 to 12 years (inclusive) at the time of signing the informed consent for the antecedent study.
- Participant must have completed all applicable study visits for the antecedent study in which they participated.
- Body weight ≥ 10 kg at Screening/Baseline.
- Participants with a PMSA-S overall score ≥ 3 at the Screening and Baseline visits.
- Not actively undergoing regression or loss of skills.
Exclusion Criteria:
- Use of exclusionary medication or unstable treatment regimens of acceptable concomitant medications as required by the protocol.
- Participants with seizures must be controlled on no more than 2 anticonvulsant medications (not counting rescue medications).
- Psychotropic medications or any other medication used for a chronic illness (not including antibiotics, pain relievers, anti-diarrheals, and laxatives) with doses and dosing regimen that have not been stable for at least 4 weeks before Screening. If the treatment was discontinued, the discontinuation must have occurred no fewer than 2 weeks before the start of Screening.
- Any intercurrent seizures in the past 6 months and /or more than 1 seizure in the past 12 months. •A single febrile seizure in the 6 months prior to screening is allowable if no rescue medication was required.
- Abnormal liver function laboratory results during the Screening period, as defined by the protocol
- Abnormal QT interval on Screening ECG as defined by the protocol.
Piano di studio
Come è strutturato lo studio?
Dettagli di progettazione
- Scopo principale: Trattamento
- Assegnazione: N / A
- Modello interventistico: Assegnazione di gruppo singolo
- Mascheramento: Nessuno (etichetta aperta)
Numero di armi
Armi e interventi
Gruppo di partecipanti / ArmGruppo di partecipanti / Arm |
Intervento / TrattamentoIntervento / Trattamento |
|---|---|
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Sperimentale: NNZ-2591 Arm
The total duration of this study for each participant will be up to up to 56 weeks.
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Il farmaco dello studio sarà somministrato due volte al giorno per via orale.
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Cosa sta misurando lo studio?
Misure di risultato primarie
Misure di risultato primarie
Misura del risultato |
Misura Descrizione |
Lasso di tempo |
|---|---|---|
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Long-term safety and tolerability of NNZ-2591 as assessed by the incidence of adverse events across participants
Lasso di tempo: Baseline through Safety Follow-Up (Month 12)
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Incidence of TEAEs, AESI and SAEs across participants
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Baseline through Safety Follow-Up (Month 12)
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Long-term safety and tolerability of NNZ-2591 as assessed by changes from Baseline assessments of ECG parameters events across participants.
Lasso di tempo: Baseline through Month 12
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Change from Baseline in ECG Heart Rate (bpm)
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Baseline through Month 12
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Long-term safety and tolerability of NNZ-2591 as assessed by changes from Baseline assessments of ECG parameters events across participants.
Lasso di tempo: Baseline through Safety Follow-Up (Month 12)
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Change from Baseline PR Interval (ms QRS interval (ms)
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Baseline through Safety Follow-Up (Month 12)
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Long-term safety and tolerability of NNZ-2591 as assessed by changes from Baseline assessments of ECG parameters events across participants.
Lasso di tempo: Baseline through Safety Follow-Up (Month 12)
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Change from Baseline in QT interval (ms)
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Baseline through Safety Follow-Up (Month 12)
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Long-term safety and tolerability of NNZ-2591 as assessed by changes from Baseline assessments of ECG parameters events across participants.
Lasso di tempo: Baseline through Safety Follow-Up (Month 12)
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Change from Baseline in QTcB interval (ms)
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Baseline through Safety Follow-Up (Month 12)
|
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Long-term safety and tolerability of NNZ-2591 as assessed by changes from Baseline assessments of ECG parameters events across participants.
Lasso di tempo: Baseline through Safety Follow-Up (Month 12)
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Change from Baseline in QTcF interval (ms)
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Baseline through Safety Follow-Up (Month 12)
|
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Long-term safety and tolerability of NNZ-2591 as assessed by changes from Baseline assessments of ECG parameters events across participants.
Lasso di tempo: Baseline through Safety Follow-Up (Month 12)
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Change from Baseline in RR interval (ms)
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Baseline through Safety Follow-Up (Month 12)
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Long-term safety and tolerability of NNZ-2591 as assessed by changes from Baseline assessments of vital sign parameters events across participants.
Lasso di tempo: Baseline through Month 12
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Change from Baseline for heart rate (bpm)
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Baseline through Month 12
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Long-term safety and tolerability of NNZ-2591 as assessed by changes from Baseline assessments of vital sign parameters events across participants.
Lasso di tempo: Baseline through Month 12
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Change from Baseline for respiration rate (breaths per minute)
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Baseline through Month 12
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Long-term safety and tolerability of NNZ-2591 as assessed by changes from Baseline assessments of vital sign parameters events across participants.
Lasso di tempo: Baseline through Month 12
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Change from Baseline for Temperature (Celsius)
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Baseline through Month 12
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Long-term safety and tolerability of NNZ-2591 as assessed by changes from Baseline assessments of vital sign parameters events across participants.
Lasso di tempo: Baseline through Month 12
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Change from Baseline for Diastolic Blood Pressure (mm Hg)
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Baseline through Month 12
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Long-term safety and tolerability of NNZ-2591 as assessed by changes from Baseline assessments of vital sign parameters events across participants.
Lasso di tempo: Baseline through Month 12
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Change from Baseline for Systolic Blood Pressure (mm Hg)
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Baseline through Month 12
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Long-term safety and tolerability of NNZ-2591 as incidence of abnormal, clinically significant clinical laboratory parameters events across participants.
Lasso di tempo: Baseline through Month 12
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Incidence of abnormal and clinically significant laboratory parameters
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Baseline through Month 12
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Long-term safety and tolerability of NNZ-2591 as incidence of abnormal, clinically significant physical examination findings across participants.
Lasso di tempo: Baseline through Month 12
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Incidence of abnormal, clinically significant physical examination findings
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Baseline through Month 12
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Misure di risultato secondarie
Misure di risultato secondarie
Misura del risultato |
Misura Descrizione |
Lasso di tempo |
|---|---|---|
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Efficacy of NNZ-2591 as measured by the Phelan-McDermid Syndrome Assessment of Change (PMSA-C) overall score
Lasso di tempo: Months 3 and 12
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Efficacy of NNZ-2591 as measured by the Phelan-McDermid Syndrome Assessment of Change (PMSA-C) overall score.
The PMSA-C scores range from 1 to 7 with 1 indicating very much improved and 7 indicating very much worse.
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Months 3 and 12
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Efficacy of NNZ-2591 as measured by the change from baseline in the Vineland Adaptive Behavior Scales-3, Interview version (Vineland-3) receptive communication subdomain raw score.
Lasso di tempo: Months 3 and 12
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Efficacy of NNZ-2591 as measured by the change from baseline in the Vineland Adaptive Behavior Scales-3, Interview version (Vineland-3) receptive communication subdomain raw score.
A higher raw score for the receptive communication subdomain indicates better adaptive behavior.
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Months 3 and 12
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Efficacy of NNZ-2591 as measured by the Phelan-McDermid Syndrome Assessment of Change (PMSA-C) domain scores.
Lasso di tempo: Months 3 and 12
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Efficacy of NNZ-2591 as measured by the Phelan-McDermid Syndrome Assessment of Change (PMSA-C) domain scores.
The PMSA-C domain scores range from 1 to 7 with 1 indicating very much improved and 7 indicating very much worse.
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Months 3 and 12
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Efficacy of NNZ-2591 as measured by the Caregiver Impression of Change (CIC) domain scores.
Lasso di tempo: Months 3 and 12
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Efficacy of NNZ-2591 as measured by the Caregiver Impression of Change (CIC) domain scores.
The CIC scores range from 1 to 7 with 1 indicating very much improved and 7 indicating very much worse.
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Months 3 and 12
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Efficacy of NNZ-2591 as measured by the change from baseline in Phelan-McDermid Syndrome Assessment of Severity (PMSA-S) domain scores.
Lasso di tempo: Months 3 and 12
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Efficacy of NNZ-2591 as measured by the change from baseline in Phelan-McDermid Syndrome Assessment of Severity (PMSA-S) domain scores.
The PMSA-S scores range from 1 to 7 with 1 indicating typical for age, not at all impaired and 7 among the most severely impaired.
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Months 3 and 12
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Efficacy of NNZ-2591 as measured by the change from baseline in Phelan-McDermid Syndrome Assessment of Severity (PMSA-S) overall score.
Lasso di tempo: Months 3 and 12
|
Efficacy of NNZ-2591 as measured by the change from baseline in Phelan-McDermid Syndrome Assessment of Severity (PMSA-S) overall score.
The PMSA-S scores range from 1 to 7 with 1 indicating typical for age, not at all impaired and 7 among the most severely impaired.
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Months 3 and 12
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Efficacy of NNZ-2591 as measured by the change from baseline in PMS Clinician Domain Specific Rating Scale (PMS-DSRS) scores.
Lasso di tempo: Months 3 and 12
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Efficacy of NNZ-2591 as measured by the change from baseline in PMS Clinician Domain Specific Rating Scale (PMS-DSRS) scores.
The PMS-DSRS scores range from 0 to 4 with 0 indicating Symptom Not Present and 4 indicating Very Severe.
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Months 3 and 12
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Collaboratori e investigatori
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Primo inviato
Primo inviato
Primo inviato che soddisfa i criteri di controllo qualità
Primo inviato che soddisfa i criteri di controllo qualità
Primo Inserito (Effettivo)
Primo Inserito
Aggiornamenti dei record di studio
Ultimo aggiornamento pubblicato (Effettivo)
Ultimo aggiornamento pubblicato
Ultimo aggiornamento inviato che soddisfa i criteri QC
Ultimo aggiornamento inviato che soddisfa i criteri QC
Ultimo verificato
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Maggiori informazioni
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Parole chiave
Termini MeSH pertinenti aggiuntivi
Altri numeri di identificazione dello studio
Altri numeri di identificazione dello studio
- NEU-2591-PMS-302
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