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A Long-term, Open-label Extension Study of Carbetocin Nasal Spray for the Treatment of Hyperphagia in Prader-Willi Syndrome

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2023-506201-19-00
Acronym
ACP-101-303
Enrollment
48
Registered
2025-03-05
Start date
2025-04-28
Completion date
Unknown
Last updated
2025-09-16

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Hyperphagia related behaviour associated with Prader-Willi Syndrome (PWS)

Brief summary

Treatment-emergent adverse events (TEAEs), Serious adverse events (SAEs), Withdrawals due to adverse events (AEs), Potentially clinically important changes in other safety assessments, Device incidents, or device malfunctions

Detailed description

Hyperphagia Questionnaire for Clinical Trials (HQ-CT) score – change from Baseline at each visit, Clinical Global Impression–Severity (CGI-S) for PWS score – change from Baseline at each visit, Percentage of subjects with treatment response based on the HQ-CT (defined as improvement from Baseline ≥8 points) at each visit, PWS Anxiousness and Distress Behaviors Questionnaire (PADQ) score – change from Baseline at each visit, Clinical Global Impression – Change (CGI-C) for PWS score at each visit, CGI-S for hyperphagia in PWS score – change from Baseline at each visit, Food Safe Zone score – change from Baseline at each visit, Zarit Burden Interview (ZBI) score – change from Baseline at each visit, PWS-specific Healthcare Resource Use and Caregiver Burden Questionnaire (PWS-HRUQ) – change from Baseline at each visit

Interventions

Sponsors

Acadia Pharmaceuticals Inc.
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
0 Years to 64 Years

Design outcomes

Primary

MeasureTime frame
Treatment-emergent adverse events (TEAEs), Serious adverse events (SAEs), Withdrawals due to adverse events (AEs), Potentially clinically important changes in other safety assessments, Device incidents, or device malfunctions

Secondary

MeasureTime frame
Hyperphagia Questionnaire for Clinical Trials (HQ-CT) score – change from Baseline at each visit, Clinical Global Impression–Severity (CGI-S) for PWS score – change from Baseline at each visit, Percentage of subjects with treatment response based on the HQ-CT (defined as improvement from Baseline ≥8 points) at each visit, PWS Anxiousness and Distress Behaviors Questionnaire (PADQ) score – change from Baseline at each visit, Clinical Global Impression – Change (CGI-C) for PWS score at each visit, CGI-S for hyperphagia in PWS score – change from Baseline at each visit, Food Safe Zone score – change from Baseline at each visit, Zarit Burden Interview (ZBI) score – change from Baseline at each visit, PWS-specific Healthcare Resource Use and Caregiver Burden Questionnaire (PWS-HRUQ) – change from Baseline at each visit

Countries

France, Germany, Spain

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026