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Completed Phase 3 Interventional Results available

Open-label Extension Study to Evaluate the Safety of USL255 in Patients With Refractory Partial-onset Seizures

ClinicalTrials.gov ID: NCT01191086

Public ClinicalTrials.gov record NCT01191086. 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 Oct 24, 2026, 6:31 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

Open-Label Extension Study to Evaluate the Safety of USL255 as Adjunctive Therapy in Patients With Refractory Partial-Onset Seizures Who Had Participated in P09-004, a Randomized, Multicenter, Double-Blind, Placebo-Controlled, Parallel-Group, Phase 3 Study

Brief summary

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

The purpose of this study is to examine the safety of USL255 as adjunctive therapy in patients with refractory partial onset-seizures.

Study identification

NCT ID
NCT01191086
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Upsher-Smith Laboratories
Industry
Enrollment
210 participants

Conditions and interventions

Conditions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years to 75 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 2010 (Type not available)
Primary completion
May 2014 (Actual)
Completion
May 2014 (Actual)
Last update posted
Feb 23, 2015

2010 – 2014

United States locations

U.S. sites
16
U.S. states
11
U.S. cities
16
Facility City State ZIP Site status
Not listed Phoenix Arizona — —
Not listed Ventura California — —
Not listed Gainsville Florida — —
Not listed Gulf Breeze Florida — —
Not listed Jacksonville Florida — —
Not listed Port Charlotte Florida — —
Not listed Lexington Kentucky — —
Not listed Waldorf Maryland — —
Not listed Chesterfield Missouri — —
Not listed St Louis Missouri — —
Not listed Somerset New Jersey — —
Not listed Charlotte North Carolina — —
Not listed Toledo Ohio — —
Not listed Dallas Texas — —
Not listed Temple Texas — —
Not listed Milwaukee Wisconsin — —

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 52 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01191086, 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 Feb 23, 2015 · Synced Oct 24, 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 public registry record, listed eligibility criteria, and available contact information for NCT01191086 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →