Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Completed Phase 3 Interventional

CLONICEL (Clonidine Sustained Release) as Add-on to Stimulant Medication in 6 to 17 Yr-olds With ADHD

ClinicalTrials.gov ID: NCT00641329

Public ClinicalTrials.gov record NCT00641329. 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 Sep 3, 2026, 1:15 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

Phase III Evaluation of the Safety and Efficacy of CLONICEL (Clonidine HCl Sustained Release) as Add-on to Psychostimulant Medication vs. Psychostimulant Medication Alone in Children and Adolescents With ADHD

Brief summary

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

The purpose of this study is to determine if CLONICEL (clonidine HCl sustained release) is a safe and effective add-on to psychostimulant therapy in children and adolescents with attention deficit hyperactivity disorder (ADHD).

Study identification

NCT ID
NCT00641329
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Addrenex Pharmaceuticals, Inc.
Industry
Enrollment
198 participants

Conditions and interventions

Eligibility (public fields only)

Age range
6 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
Jan 31, 2008
Primary completion
Jan 31, 2009
Completion
Jan 31, 2009
Last update posted
Apr 8, 2010

2008 – 2009

United States locations

U.S. sites
23
U.S. states
13
U.S. cities
21
Facility City State ZIP Site status
Not listed Little Rock Arkansas 72205
Not listed El Centro California 92243
Not listed Irvine California 92612
Not listed San Diego California 92103
Not listed Bradenton Florida 34208
Not listed Lauderhill Florida 33319
Not listed Miami Florida 33161
Not listed Bardstown Kentucky 40004
Not listed Baltimore Maryland 21208
Not listed St Louis Missouri 63005
Not listed Clementon New Jersey 08021
Not listed Chapel Hill North Carolina 27514
Not listed Durham North Carolina 27705
Not listed Cleveland Ohio 44106
Not listed Oklahoma City Oklahoma 73103
Not listed Oklahoma City Oklahoma 73116
Not listed Houston Texas 77007
Not listed Houston Texas 77074
Not listed Lake Jackson Texas 77566
Not listed Wharton Texas 77488
Not listed Clinton Utah 84015
Not listed Kirkland Washington 98033
Not listed Spokane Washington 99202

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 NCT00641329, 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 Apr 8, 2010 · Synced Sep 3, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00641329 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →