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A Study of VI-0521 for the Treatment of Obstructive Sleep Apnea / Hypopnea Syndrome in Obese Adults

Primary Purpose

Sleep Apnea

Status
Completed
Phase
Phase 1
Locations
United States
Study Type
Interventional
Intervention
VI-0521
placebo
Sponsored by
VIVUS LLC
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Sleep Apnea focused on measuring Sleep apnea; obesity

Eligibility Criteria

30 Years - 65 Years (Adult, Older Adult)All SexesDoes not accept healthy volunteers

Inclusion Criteria:

  • Obese adults 30 - 65 years old (inclusive);
  • Women of child-bearing potential must be using adequate contraception;
  • BMI between 30 and 40 kg/m2 (inclusive);
  • Diagnosis of OSA syndrome with Apnea/Hypopnea Index (AHI) of 15 or greater;
  • Unwilling or unable to comply with CPAP treatment;

Exclusion Criteria:

  • Known allergy or hypersensitivity to phentermine or topiramate;
  • Sleep disorder other than OSA syndrome;
  • Women who are pregnant, breast feeding, or intend to become pregnant during the study;
  • Presence of unstable angina or heart failure corresponding to NYHA functional class III or IV;
  • History of myocardial infarction or coronary revascularization within the past year; any history of stroke;
  • Presence of any clinically significant abnormality on electrocardiogram;
  • Use of any prescription CNS stimulants;
  • History of cholecystitis or cholelithiasis unless treated by cholecystectomy;
  • History of glaucoma or any past or present use of medications to treat increased intraocular pressure;
  • Weight gain or loss of greater than 5 kg, use of a very low-calorie diet, or participation in a formal weight loss program (investigational or otherwise) within the past 3 months;
  • Previous bariatric surgery;
  • Shift workers or any subjects with a circadian rhythm disorder;
  • Professional drivers or commercial pilots;
  • History of nephrolithiasis;
  • More than one lifetime episode of major depression;
  • History of bipolar disorder, obsessive compulsive disorder, borderline personality disorder, psychotic depression, schizophrenia, schizoaffective disorder, or any other psychotic disorder; history of any psychiatric hospitalization;
  • History of a seizure disorder; concurrent use of any anticonvulsant drug (other than assigned study drug);

Sites / Locations

  • Kentucky Research Group

Arms of the Study

Arm 1

Arm 2

Arm Type

Experimental

Placebo Comparator

Arm Label

VI-0521

Placebo

Arm Description

15 mg Phentermine and 92 mg Topiramate

Outcomes

Primary Outcome Measures

Change in the Apnea/Hypopnea Index (AHI) Between Baseline and Week 28/Early Term.
AHI is calculated as the mean number of apnea or hypopnea episodes (each lasting a minimum of 10 second) observed per hour of sleep

Secondary Outcome Measures

Percent Change in Weight From Baseline to Week 28

Full Information

First Posted
August 31, 2008
Last Updated
September 5, 2012
Sponsor
VIVUS LLC
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1. Study Identification

Unique Protocol Identification Number
NCT00745251
Brief Title
A Study of VI-0521 for the Treatment of Obstructive Sleep Apnea / Hypopnea Syndrome in Obese Adults
Official Title
A Randomized, Double-blind, Placebo-controlled, Parallel-group Study of VI-0521 for the Treatment of Obstructive Sleep Apnea / Hypopnea Syndrome in Obese Adults
Study Type
Interventional

2. Study Status

Record Verification Date
September 2012
Overall Recruitment Status
Completed
Study Start Date
August 2008 (undefined)
Primary Completion Date
September 2009 (Actual)
Study Completion Date
December 2009 (Actual)

3. Sponsor/Collaborators

Responsible Party, by Official Title
Sponsor
Name of the Sponsor
VIVUS LLC

4. Oversight

Data Monitoring Committee
No

5. Study Description

Brief Summary
The primary objectives of this study are to evaluate the safety and efficacy of VI-0521 compared to placebo in the treatment of obese adults with obstructive sleep apnea (OSA) and to assess the relative contributions of weight loss on parameters of OSA in these subjects.

6. Conditions and Keywords

Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Sleep Apnea
Keywords
Sleep apnea; obesity

7. Study Design

Primary Purpose
Treatment
Study Phase
Phase 1, Phase 2
Interventional Study Model
Parallel Assignment
Masking
ParticipantInvestigator
Allocation
Randomized
Enrollment
45 (Actual)

8. Arms, Groups, and Interventions

Arm Title
VI-0521
Arm Type
Experimental
Arm Description
15 mg Phentermine and 92 mg Topiramate
Arm Title
Placebo
Arm Type
Placebo Comparator
Intervention Type
Drug
Intervention Name(s)
VI-0521
Other Intervention Name(s)
Qnexa, PHEN/TPM
Intervention Description
15 mg Phentermine and 92 mg Topiramate
Intervention Type
Drug
Intervention Name(s)
placebo
Intervention Description
placebo
Primary Outcome Measure Information:
Title
Change in the Apnea/Hypopnea Index (AHI) Between Baseline and Week 28/Early Term.
Description
AHI is calculated as the mean number of apnea or hypopnea episodes (each lasting a minimum of 10 second) observed per hour of sleep
Time Frame
between baseline and Week 28
Secondary Outcome Measure Information:
Title
Percent Change in Weight From Baseline to Week 28
Time Frame
baseline to week 28

10. Eligibility

Sex
All
Minimum Age & Unit of Time
30 Years
Maximum Age & Unit of Time
65 Years
Accepts Healthy Volunteers
No
Eligibility Criteria
Inclusion Criteria: Obese adults 30 - 65 years old (inclusive); Women of child-bearing potential must be using adequate contraception; BMI between 30 and 40 kg/m2 (inclusive); Diagnosis of OSA syndrome with Apnea/Hypopnea Index (AHI) of 15 or greater; Unwilling or unable to comply with CPAP treatment; Exclusion Criteria: Known allergy or hypersensitivity to phentermine or topiramate; Sleep disorder other than OSA syndrome; Women who are pregnant, breast feeding, or intend to become pregnant during the study; Presence of unstable angina or heart failure corresponding to NYHA functional class III or IV; History of myocardial infarction or coronary revascularization within the past year; any history of stroke; Presence of any clinically significant abnormality on electrocardiogram; Use of any prescription CNS stimulants; History of cholecystitis or cholelithiasis unless treated by cholecystectomy; History of glaucoma or any past or present use of medications to treat increased intraocular pressure; Weight gain or loss of greater than 5 kg, use of a very low-calorie diet, or participation in a formal weight loss program (investigational or otherwise) within the past 3 months; Previous bariatric surgery; Shift workers or any subjects with a circadian rhythm disorder; Professional drivers or commercial pilots; History of nephrolithiasis; More than one lifetime episode of major depression; History of bipolar disorder, obsessive compulsive disorder, borderline personality disorder, psychotic depression, schizophrenia, schizoaffective disorder, or any other psychotic disorder; history of any psychiatric hospitalization; History of a seizure disorder; concurrent use of any anticonvulsant drug (other than assigned study drug);
Overall Study Officials:
First Name & Middle Initial & Last Name & Degree
Charles Bowden, MD
Organizational Affiliation
VIVUS LLC
Official's Role
Study Director
Facility Information:
Facility Name
Kentucky Research Group
City
Louisville
State/Province
Kentucky
ZIP/Postal Code
40217
Country
United States

12. IPD Sharing Statement

Learn more about this trial

A Study of VI-0521 for the Treatment of Obstructive Sleep Apnea / Hypopnea Syndrome in Obese Adults

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