Safety and Efficacy of Vyvanse in Adults With Attention-Deficit/Hyperactivity Disorder
Public ClinicalTrials.gov record NCT00877487. 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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Phase 4, Double-Blind, Multi-Center, Placebo-Controlled, Randomized Withdrawal, Safety and Efficacy Study of SPD489 in Adults Aged 18-55 With Attention-Deficit/Hyperactivity Disorder (ADHD)
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The primary objective of this study is to evaluate the maintenance of efficacy, as measured by Adult ADHD Rating Scale with Prompts (Adult ADHD-RS with prompts) and Clinical Global Impression - Severity (CGI-S) scores, through a randomized withdrawal design when subjects with ADHD have been on stable treatment with commercial SPD489 for a minimum of 6 months and are maintained on their screening dose of commercial SPD489.
Study identification
- NCT ID
- NCT00877487
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 4
- Enrollment
- 123 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 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
- Apr 30, 2009 (Actual)
- Primary completion
- Jul 8, 2010 (Actual)
- Completion
- Jul 8, 2010 (Actual)
- Last update posted
- Jun 22, 2021
2009 – 2010
United States locations
- U.S. sites
- 55
- U.S. states
- 29
- U.S. cities
- 54
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Clinical Study Centers, LLC | Little Rock | Arkansas | 72205 | — |
| Valley Clinical Research, Inc. | El Centro | California | 92243 | — |
| Peninsula Research Associates, Inc | Rolling Hills Estates | California | 90274 | — |
| PCSD Feighner Research | San Diego | California | 92108 | — |
| Elite Clinical Trials, Inc. | Wildomar | California | 92595 | — |
| Colorado Clinica Trials, Inc. | Highlands Ranch | Colorado | 80130 | — |
| Florida Clinical Research Center | Bradenton | Florida | 34208 | — |
| Gulfcoast Clinical Research Center | Fort Myers | Florida | 33912 | — |
| Clinical Neuroscience Solutions Inc | Jacksonville | Florida | 32216 | — |
| Fidelity Clinical Research, Inc. | Lauderhill | Florida | 33319 | — |
| CNS Healthcare | Orlando | Florida | 32806 | — |
| Miami Research Associates | South Miami | Florida | 33143 | — |
| Janus Center for Psychiatric Research | West Palm Beach | Florida | 33407 | — |
| Atlanta Center for Medical Research | Atlanta | Georgia | 30308 | — |
| Northwest Behavioral Research Center | Roswell | Georgia | 30076 | — |
| Joliet Center for Clinical Research | Joliet | Illinois | 60435 | — |
| Capstone Clinical Research | Libertyville | Illinois | 60048 | — |
| CIENTIFICA, Inc | Newton | Kansas | 67114 | — |
| Psychiatric Associates | Overland Park | Kansas | 66211 | — |
| Vince and Associates Clinical Research | Overland Park | Kansas | 66212 | — |
| Clinical Trial Technology Inc. | Prairie Village | Kansas | 66206 | — |
| Pedia Research LLC | Owensboro | Kentucky | 42301 | — |
| Four Rivers Clinical Research | Paducah | Kentucky | 42003 | — |
| Not listed | Rockville | Maryland | 20852 | — |
| Rochester Center for Behavioral Medicine | Rochester Hills | Michigan | 48307 | — |
| The Behavioral Medicine Clinic of NW Michigan | Traverse City | Michigan | 49686 | — |
| Behavioral Medical Center-Troy | Troy | Michigan | 48083 | — |
| Midwest Research Group/ St. Charles Psychiatric Associates | Saint Charles | Missouri | 63301 | — |
| Premier Psychiatric Research Institute, LLC | Lincoln | Nebraska | 68510 | — |
| Center for Psychiatry and Behavioral Medicine Inc. | Las Vegas | Nevada | 89128 | — |
| Center for Emotional Fitness | Cherry Hill | New Jersey | 08002 | — |
| Global Medical Institutes, LLC. Princeton Medical Institute | Princeton | New Jersey | 08540 | — |
| Richmond Behavioral Associates | Staten Island | New York | 10312 | — |
| Richard H. Weisler, MD, PA & Associates | Raleigh | North Carolina | 27609 | — |
| Prarie St. Johns/ Odyssey Research | Fargo | North Dakota | 58104 | — |
| UHCMC/ Discovery and Wellness Center for Children | Cleveland | Ohio | 44106 | — |
| IPS Research Company | Oklahoma City | Oklahoma | 73703 | — |
| Calcagno Pediatrics | Gresham | Oregon | 97030 | — |
| Introspect of Buxmont, Ltd. | Colmar | Pennsylvania | 18915 | — |
| Youth and Family Research Program | Pittsburgh | Pennsylvania | 15213 | — |
| Carolina Clinical Trials, Inc. | Charleston | South Carolina | 29407 | — |
| CNS Healthcare | Memphis | Tennessee | 38119 | — |
| FutureSearch Trials | Austin | Texas | 78756 | — |
| FutureSearch Trials of Dallas, LP | Dallas | Texas | 75231 | — |
| Bayou City Reserch, Ltd. | Houston | Texas | 77007 | — |
| Westex Clinical Investigators | Lubbock | Texas | 79423 | — |
| Cerebral Research, LLC | San Antonio | Texas | 78247 | — |
| Aspen Clinical Research | Orem | Utah | 84058 | — |
| Vermont Clinical Study Center | Burlington | Vermont | 05401 | — |
| Neuropsychiatric Associates | Woodstock | Vermont | 05091 | — |
| Psychiatric Alliance of the Blue Ridge | Charlottesville | Virginia | 22903 | — |
| Dominion Clinical Research | Midlothian | Virginia | 23112 | — |
| Northwest Clinical Research Center | Bellevue | Washington | 98004 | — |
| Eastside Therapeutic Resource | Kirkland | Washington | 98033 | — |
| Dean Foundation | Middleton | Wisconsin | 53562 | — |
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 NCT00877487, 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 Jun 22, 2021 · Synced Oct 20, 2026
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Open the official record
The complete public registry record, listed eligibility criteria, and available contact information for NCT00877487 live on ClinicalTrials.gov.