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Completed No phase listed Observational

A Screening Protocol to Assess Adults and Adolescents With Down Syndrome for Eligibility For Upcoming Study of RG1662 (Study BP27832)

ClinicalTrials.gov ID: NCT01920633

Public ClinicalTrials.gov record NCT01920633. 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 Nov 7, 2026, 4:44 AM EST

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Official title

A Screening Protocol to Assess Adult and Adolescent Individuals With Down Syndrome for Eligibility to Participate in an Upcoming Study to Evaluate the Efficacy, Safety and Tolerability of RG1662 (Study BP27832)

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This is a single visit study in which people with Down syndrome aged 12-30 will attend the clinical center to undergo assessments to evaluate their eligibility for potential enrollment in the future BP27832 Phase II clinical study which will evaluate the efficacy, safety and tolerability of RG1662. Study participants may withdraw from this study at any time and for any reason.

Study identification

NCT ID
NCT01920633
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Lead sponsor
Hoffmann-La Roche
Industry
Enrollment
135 participants

Conditions and interventions

Conditions

Interventions

Not listed

Eligibility (public fields only)

Age range
12 Years to 30 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
Oct 31, 2013 (Actual)
Primary completion
Jan 31, 2015 (Actual)
Completion
Jan 31, 2015 (Actual)
Last update posted
Jul 19, 2017

2013 – 2015

United States locations

U.S. sites
9
U.S. states
9
U.S. cities
9
Facility City State ZIP Site status
Univ of CA San Diego; Neurosciences Comp.Alzheimer's La Jolla California 92037 —
Emory University School of Medicine; Department of Human Genetics & Pediatrics Decatur Georgia 30033 —
Rush University Medical Center Chicago Illinois 60612 —
Johns Hopkins Hospital. Baltimore Maryland 21287 —
Massachusette General Hospital; Medical Genetics Boston Massachusetts 02114 —
Duke Clin Rsch Institute Durham North Carolina 27710 —
UT Southwestern Medical Center Dallas Texas 75390-8813 —
University of Utah School of Medicine; Department of Pediatrics Salt Lake City Utah 84112 —
University of Wisconsin Madison, Waisman Center Madison Wisconsin 53705 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 13 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01920633, 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 Jul 19, 2017 · Synced Nov 7, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT01920633 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →