The Hunger Elimination or Reduction Objective (HERO ) Open -Label Extension (OLE) Trial
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Phase
Phase 3
Status
Terminated
Study type
Interventional
Design
Na · None · Treatment
Enrollment
19actual
Sites
30
Countries
Australia, Canada, South Korea +2
Every value on this page is a field the sponsor filed with ClinicalTrials.gov, reproduced. Dates are their own estimates, revised as a study runs, unless the registry marks them actual. sources →
Source: ClinicalTrials.gov, retrieved 2026-08-19
Why the sponsor stopped it
Due to operational and regulatory considerations.
As filed on the registry record, in the sponsor's own words.
Dates
each axis at the precision it was filed, with the registry's own basis| Date | Filed | Basis | What it is |
|---|---|---|---|
| Start | 2024-07-23 | actual | When the study began enrolling |
| Primary completion | 2026-04-15 | actual | The date the last participant is measured for the primary outcome — the readout window |
| Study completion | 2026-04-15 | actual | The whole study's end, after follow-up |
| First posted | 2025-09-29 | actual | When this record first appeared on the registry |
| Results posted | — | When the sponsor posted results to the registry | |
| Record updated | 2026-06-30 | actual | The sponsor's own last edit to this record — every projection above is as current as this date |
What it studies
Conditions
- Hyperphagia
- Prader-Willi Syndrome
- Hyperphagia in Prader-Willi Syndrome
Intervention
- Drug: ARD-101
Primary outcome
what the primary-completion date above is the date OFChange in Hyperphagia Questionnaire for Clinical Trials (HQ-CT) Score
measured During treatment period (approximately 12 months)
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