Safety, Tolerability and Efficacy Assessment of Dynacirc CR in Parkinson Disease

ClinicalTrials.gov ID: NCT00909545

Public ClinicalTrials.gov record NCT00909545. 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.

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ClinicalTrials.gov public records Last synced Oct 19, 2026, 3:13 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 Pilot Phase II Double-Blind, Placebo-Controlled, Tolerability and Dosage Finding Study of Isradipine CR as a Disease Modifying Agent in Patients With Early Parkinson Disease

Brief summary

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

The primary purpose of this study is to establish a dosage of isradipine CR that is tolerable and demonstrates preliminary efficacy for utilization in future pivotal efficacy studies.

Study identification

NCT ID: NCT00909545
Recruitment status: Completed
Study type: Interventional
Phase: Phase 2
Lead sponsor: Northwestern University; Other
Enrollment: 99 participants

Conditions and interventions

Conditions

Parkinson Disease

Interventions

Drug

Eligibility (public fields only)

Age range: 30 Years and older
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: Jul 2009 (Type not available)
Primary completion: Dec 2011 (Actual)
Completion: Feb 2012 (Actual)
Last update posted: Apr 17, 2013

2009 – 2012

United States locations

U.S. sites: 18
U.S. states: 14
U.S. cities: 17

Facility	City	State	ZIP	Site status
Parkinson Institute	Sunnyvale	California	94805	—
Institute for Neurodegenerative Disorders	New Haven	Connecticut	06510	—
Mayo Clinic Jacksonville	Jacksonville	Florida	32224	—
University of Miami	Miami	Florida	33136	—
University of South Flordia	Tampa	Florida	33606	—
Emory University School of Medicine	Atlanta	Georgia	30329	—
Pacific Health Institute	Honolulu	Hawaii	96817	—
Northwestern University	Chicago	Illinois	60611	—
Rush University Medical Center	Chicago	Illinois	60612	—
Boston University	Boston	Massachusetts	02118	—
Michigan State University	East Lansing	Michigan	48824	—
Park Nicolet Clinic	Golden Valley	Minnesota	55427	—
University of Minnesota	Minneapolis	Minnesota	55455	—
Washington University	St Louis	Missouri	63110	—
University of Rochester	Rochester	New York	14618	—
University of Cincinnati	Cincinnati	Ohio	45219	—
University of Pittsburgh	Pittsburgh	Pennsylvania	15213	—
University of Tennessee	Memphis	Tennessee	38104	—

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 2 non-U.S. sites.

About this trial record page

What this page shows: Public field values for ClinicalTrials.gov record NCT00909545, 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 17, 2013 · Synced Oct 19, 2026

Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT00909545 live on ClinicalTrials.gov.

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