A Study to Assess the Long-Term Safety of Pharmaceutical Grade Synthetic Cannabidiol Oral Solution in Participants With Prader-Willi Syndrome
Public ClinicalTrials.gov record NCT03458416. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Multicenter, Open-Label Study to Assess the Long-Term Safety of Pharmaceutical Grade Synthetic Cannabidiol Oral Solution in Patients With Prader-Willi Syndrome
Study identification
- NCT ID
- NCT03458416
- Recruitment status
- Terminated
- Study type
- Interventional
- Phase
- Phase 2
- Lead sponsor
- Radius Pharmaceuticals, Inc.
- Industry
- Enrollment
- 2 participants
Conditions and interventions
Conditions
Interventions
- Cannabidiol Oral Solution Drug
Drug
Eligibility (public fields only)
- Age range
- 8 Years to 17 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Sep 5, 2018
- Primary completion
- Jul 30, 2019
- Completion
- Jul 30, 2019
- Last update posted
- Jun 21, 2023
2018 – 2019
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Institute for Research and Innovation | MultiCare Health System | Tacoma | Washington | 98405 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03458416, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Jun 21, 2023 · Synced Jun 26, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03458416 live on ClinicalTrials.gov.