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Gamma-Aminobutyric Acid (GABA) Analog

HORIZANT 300 mg for Restless Leg Syndrome (RLS Trial)

Phase 4
Waitlist Available
Research Sponsored by XenoPort, Inc.
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Be younger than 18 years old
Timeline
Screening 3 weeks
Treatment Varies
Follow Up 4, 8 weeks
Awards & highlights

RLS Trial Summary

This trial is testing if two different doses of a drug are effective at treating restless leg syndrome in adolescents.

RLS Trial Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~4, 8 weeks
This trial's timeline: 3 weeks for screening, Varies for treatment, and 4, 8 weeks for reporting.

Treatment Details

Study Objectives

Outcome measures can provide a clearer picture of what you can expect from a treatment.
Primary outcome measures
the change on the IRLS rating scale from baseline to Week 12
the proportion of patients who are responders, assessed on the CGI-I scale as "much improved" or "very much improved" (CGI-I rating of 1 or 2, respectively) at Week 12
Secondary outcome measures
CGI-I score at Weeks 4 and 8
IRLS total score, change from baseline to Weeks 4 and 8
Proportions of patients by sleep parameters collected on the ESS-CHAD© total score and change from baseline to Week 12
+2 more

RLS Trial Design

3Treatment groups
Experimental Treatment
Placebo Group
Group I: HORIZANT 600 mgExperimental Treatment1 Intervention
HORIZANT 600 mg once daily
Group II: HORIZANT 300 mgExperimental Treatment1 Intervention
HORIZANT 300 mg once daily
Group III: PlaceboPlacebo Group1 Intervention
Placebo once daily

Find a Location

Who is running the clinical trial?

XenoPort, Inc.Lead Sponsor
27 Previous Clinical Trials
5,435 Total Patients Enrolled
Steven Caras, MDStudy DirectorXenoport/Arbor Pharmaceuticals, LLC
2 Previous Clinical Trials
144 Total Patients Enrolled

Media Library

HORIZANT (Gamma-Aminobutyric Acid (GABA) Analog) Clinical Trial Eligibility Overview. Trial Name: NCT02560766 — Phase 4
Restless Leg Syndrome Research Study Groups: HORIZANT 300 mg, HORIZANT 600 mg, Placebo
Restless Leg Syndrome Clinical Trial 2023: HORIZANT Highlights & Side Effects. Trial Name: NCT02560766 — Phase 4
HORIZANT (Gamma-Aminobutyric Acid (GABA) Analog) 2023 Treatment Timeline for Medical Study. Trial Name: NCT02560766 — Phase 4

Frequently Asked Questions

These questions and answers are submitted by anonymous patients, and have not been verified by our internal team.

Is enrollment still available for this research trial?

"Affirmative. The clinicaltrials.gov registry demonstrates that this trial, which was posted on February 1st 2016 and modified lastly on June 7th 2021, is actively recruiting participants. 132 individuals are being sought to be enrolled from 4 different research sites."

Answered by AI

Could you elucidate on the existing research involving HORIZANT 300 mg?

"Research into the effects of HORIZANT 300 mg began at Stanford Sleep Medicine Center in 2016, and to date there have been 18349 trials completed. At present, 3 clinical studies are ongoing; primarily out of Winter Park, Florida."

Answered by AI

Is this an unprecedented research endeavor?

"Research on HORIZANT 300 mg began in 2016, with a primary clinical trial sponsored by XenoPort, Inc. and involving 144 participants. After the initial trial proved successful, further Phase 4 drug approval was granted and 3 ongoing studies across 14 cities are now taking place."

Answered by AI

How many healthcare facilities are investigating the efficacy of this trial?

"This clinical trial is presently running in 4 different localities; Winter Park, Saint Louis and Columbia being a few of the identifiable cities. To reduce travel time, it's best to select enrolment at the closest location."

Answered by AI

What primary goals is this medical experiment aiming to achieve?

"To assess the efficacy of this trial, researchers will monitor changes to patients' IRLS rating scale over a 12 week period. Additionally, secondary objectives include tracking alterations in IRLS total score, CGI-I scores at Weeks 4 and 8, and proportions of patient sleep parameters measured through Post-Sleep questionnaires at baseline and Week 12."

Answered by AI

What eligibility criteria must be met to participate in this trial?

"This clinical investigation is enrolling 132 minors aged 13 to 17, who are suffering from RLS. To be considered eligible, participants must weigh 33.4 kg or more and have a healthy BMI within the 5th-95th percentile range at both screening and baseline visits, demonstrate moderate symptoms of RLS for 4 out of 7 days during the screening period with an IRLS rating scale score above 15, possess sufficient cognitive/communication skills needed to complete study assessments as judged by a clinician."

Answered by AI

Are persons of advanced age excluded from this research trial?

"According to the criteria stipulated by this trial, those eligible for participation must be between 13 and 17 years of age. Additionally, there are 4 seperate studies open to minors and one dedicated exclusively to seniors above 65."

Answered by AI

How many participants have been included in this exploration?

"Affirmative. The information available on clinicaltrials.gov confirms that this research endeavour, which was initially made public on February 1st 2016, is actively seeking volunteers for participation. In total, 132 individuals are needed to be sourced from 4 different healthcare facilities."

Answered by AI

What adverse effects have been observed in individuals taking HORIZANT 300 mg?

"There is an abundance of evidence to support the safety profile of HORIZANT 300mg, hence it has been awarded a score of 3."

Answered by AI
~14 spots leftby Apr 2025