An Open-Label Study of Oral NNZ-2591 in Prader-Willi Syndrome (PWS-001)

NCT ID: NCT05879614

Last Updated: 2024-12-09

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

WITHDRAWN

Clinical Phase

PHASE2

Study Classification

INTERVENTIONAL

Study Start Date

2023-09-01

Study Completion Date

2025-06-30

Brief Summary

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A study of the safety, tolerability and pharmacokinetics of NNZ-2591 and measures of efficacy in children and adolescents with Prader-Willi Syndrome.

Detailed Description

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The primary purpose of this study is to investigate the safety, tolerability and pharmacokinetics of treatment with NNZ-2591 oral solution in children and adolescents with Prader-Willi Syndrome. The secondary purpose is to investigate measures of efficacy. Subjects will receive treatment with NNZ-2591 oral solution (50 mg/mL) doses for a total of 13 weeks.

Conditions

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Prader-Willi Syndrome

Keywords

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Prader-Willi Syndrome

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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NNZ-2591

NNZ-2591 oral solution (50mg/mL) to be administered twice daily for 13 weeks.

Group Type EXPERIMENTAL

NNZ-2591

Intervention Type DRUG

NNZ-2591 oral solution (50mg/mL) to be administered twice daily for 13 weeks.

Interventions

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NNZ-2591

NNZ-2591 oral solution (50mg/mL) to be administered twice daily for 13 weeks.

Intervention Type DRUG

Other Intervention Names

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Cyclo-L-Glycyl-L-2-Allylproline

Eligibility Criteria

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Inclusion Criteria

1. Clinical diagnosis of PWS with a documented disease-causing genetic abnormality of the chromosome 15q11-q13 confirmed by DNA methylation and microarray.
2. Males or females aged 4-12 years, inclusive.
3. Body weight of 12 kg to 100kg (inclusive) at Baseline.
4. Subjects with a Clinical Global Impression - Severity (CGI-S) score of 4 or greater at the Screening visit.
5. Must currently be on treatment with growth hormone.
6. Each subject must be able to swallow the study medication provided as a liquid solution.
7. Caregiver(s) must have sufficient English language skills.
8. Subject and caregiver must reside in the US and have been resident in the US for at least 3 months prior to screening.

Exclusion Criteria

1. Body weight \<12 kg or \>100 kg at Baseline.
2. HbA1c values above 7% at the Screening visit.
3. Clinically significant abnormalities in safety laboratory tests and vital signs at Screening.
4. Positive pregnancy test at the Screening visit.
5. Positive drugs of abuse screen not explained by concomitant medications.
6. Abnormal QTcF interval or prolongation at Screening.
7. Any other clinically significant finding on ECG at the Screening visit.
8. Positive for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) at Screening or Baseline.
9. Previous COVID 19 infection with last 12 months that required hospitalization.
10. Previous COVD-19 infection involving multi-organ systems, resulting in Multisystem Inflammatory Syndrome in Children (MIS-C) or with clinically significant long term effects.
11. COVID-19 infection associated with acute kidney injury (AKI) or renal conditions.
12. Renal conditions or abnormalities identified in laboratory testing, imaging or medical history.
13. Liver conditions and Hepatic abnormalities.
14. Vision abnormalities and Ocular conditions.
15. Excluded concomitant treatments.
16. Unstable seizure profile.
17. Current clinically significant cardiovascular, gastrointestinal, or respiratory disease, or clinically significant organ impairment, or endocrine disease with the exception of obesity and controlled hypothyroidism.
18. Current clinically significant hypo or hyperthyroidism, Type 1 or Type 2 diabetes mellitus requiring insulin (whether well controlled or uncontrolled), or uncontrolled Type 1 or Type 2 diabetes.
19. Has planned surgery during the study.
20. History of, or current, cerebrovascular disease or brain trauma.
21. History of, or current catatonia or catatonia-like symptoms.
22. History of, or current, malignancy.
23. Current major or persistent depressive disorder (including bipolar depression).
24. Significant uncorrected hearing impairment.
25. Allergy to strawberry.
26. Has participated in another interventional clinical study within 30 days prior to start of Screening.
27. Subject is judged by the Investigator or Medical Monitor to be inappropriate for the study.
Minimum Eligible Age

4 Years

Maximum Eligible Age

12 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Neuren Pharmaceuticals Limited

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Jordan Press

Role: STUDY_DIRECTOR

Neuren Pharmaceuticals

Locations

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Rady Children's Hospital San Diego

San Diego, California, United States

Site Status

Rare Disease Research

Atlanta, Georgia, United States

Site Status

Uncommon Cures

Chevy Chase, Maryland, United States

Site Status

Suburban Research

Media, Pennsylvania, United States

Site Status

Countries

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United States

Other Identifiers

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NEU-2591-PWS-001

Identifier Type: -

Identifier Source: org_study_id