CI

At a glance

ClinicalIndex Comparison Record
Phase 2Completed· 129 enrolled
Drug / intervention
Donepezil HCl +1 moredrug
Likely dose
Donepezil HCl 2.5 milligramfrom record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT00570128
NCT00570128Phase 2Completed

A 10-Week, Double-Blind, Placebo-Controlled Study to Evaluate the Efficacy and Safety of Donepezil Hydrochloride (Aricept®) in the Treatment of the Cognitive Dysfunction Exhibited by Children With Down Syndrome

Eisai Inc.·interventional·Posted Dec 10, 2007·Updated Apr 19, 2021

In Brief

A Phase 2 clinical trial evaluating Donepezil HCl and Placebo for Down Syndrome. Completed, enrolled 129 participants across 31 sites.

Detailed Summary

The purpose of this study is to determine whether donepezil HCl is effective and safe in improving cognitive dysfunction exhibited by children and adolescents with Down syndrome (DS). Effectiveness will be measured by rating communication, daily living skills, and social skills and relationships in subjects aged 10 to 17.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsDown Syndrome
CountriesUnited States
CollaboratorsPfizer

Timeline

Phase 2CompletedFinished
20082009201020112012201320142015201620172018201920202021202220232024202520262027
First PostedDec 10, 2007
Enrollment StartNov 16, 2007
Primary CompletionSep 5, 2008
TodayJul 2, 2026
Enrollment to primary: 10 monthsPosted 18.6 years ago

Interventions

Donepezil HCldrug

Blinded donepezil 2.5 milligram per day (mg/day) (2.5 milliliter per day \[mL/day\]) orally for participants with body weight (BW) 20 and less than (\<) 25 kilogram (kg), 5 mg/day (5 mL/day) orally for participants with BW 25 to \<50 kg, and 10 mg/day (10 mL/day) orally for participants with BW greater than or equal to (\>=) 50 kg liquid formulation (1 milligram per 1 milliliter \[1 mg/1 mL\]) (titrated to 0.1 to 0.2 milligram per kilogram per day \[mg/kg/day\] based on BW).

Placebodrug

Liquid formulation matched to active treatment for oral administration.