ClinicalTrials.gov record
Completed Phase 2 Interventional Results available

A Multicenter, Open-label, Pilot Study of Soticlestat (TAK-935/OV935) in Participants With 15Q Duplication Syndrome (Dup 15q) or Cyclin-Dependent Kinase-Like 5 (CDKL5) Deficiency Disorder (ARCADE STUDY)

ClinicalTrials.gov ID: NCT03694275

Public ClinicalTrials.gov record NCT03694275. 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.

ClinicalTrials.gov public records Last synced May 19, 2026, 8:15 AM EDT

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, Pilot Study of TAK-935 (OV935) in Patients With 15Q Duplication Syndrome or CDKL5 Deficiency Disorder (ARCADE Study)

Study identification

NCT ID
NCT03694275
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Takeda
Industry
Enrollment
20 participants

Conditions and interventions

Interventions

  • Soticlestat Drug

Drug

Eligibility (public fields only)

Age range
2 Years to 55 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 9, 2018
Primary completion
Jul 12, 2020
Completion
Jul 30, 2020
Last update posted
May 25, 2022

2018 – 2020

United States locations

U.S. sites
8
U.S. states
6
U.S. cities
6
Facility City State ZIP Site status
UCLA Los Angeles California 90095
Research Institute Children's Hospital Colorado Aurora Colorado 80045
Center for Rare Neurological Diseases Norcross Georgia 30093
Center for Rare Neurological Diseases (CRND)--Massachusetts General Hospital Boston Massachusetts 02114
Boston Children's Hospital Translational Neuroscience Center Boston Massachusetts 02115
Minnesota Epilepsy Group, P.A. Saint Paul Minnesota 55102
New York University (NYU) New York New York 10017
Columbia University Medical Center New York New York 10032

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 NCT03694275, 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 May 25, 2022 · Synced May 19, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03694275 live on ClinicalTrials.gov.

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