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A Two Year Safety and Efficacy Study in Obese Patients
This study has been completed.
Sponsored by: Merck
Information provided by: Merck
ClinicalTrials.gov Identifier: NCT00131404
  Purpose

A study to determine the safety and efficacy of an investigational drug in patients with obesity.


Condition Intervention Phase
Obesity and Obesity-Related Medical Conditions
Drug: taranabant
Drug: Comparator: Placebo (unspecified)
Phase II

MedlinePlus related topics: Obesity
U.S. FDA Resources
Study Type: Interventional
Study Design: Treatment, Randomized, Double Blind (Subject, Investigator), Placebo Control, Parallel Assignment, Safety/Efficacy Study
Official Title: A 2-Year Study to Assess the Efficacy, Safety, and Tolerability of Taranabant in Obese Patients Followed by a 1-Year Extension

Further study details as provided by Merck:

Primary Outcome Measures:
  • Decreases body weight; safety and tolerability [ Time Frame: 156 Weeks ] [ Designated as safety issue: Yes ]

Secondary Outcome Measures:
  • Decreases waist circumference, the proportion of patients with metabolic syndrome, triglycerides, non-HDL-C, LDL-C, fasting insulin, FPG; increases HDL-C, insulin sensitivity [ Time Frame: 156 Weeks ] [ Designated as safety issue: No ]

Estimated Enrollment: 2400
Study Start Date: July 2005
Study Completion Date: January 2008
Primary Completion Date: January 2008 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Phase A/B: Arm 1: Placebo Comparator
Phase A: Arm 1: MK0364 Pbo capsule once daily. Phase B: Patients who continue into Phase B will remain in the same arm they were assigned to during Phase A and will receive the following: Arm 1: MK0364 Pbo capsule once daily.
Drug: Comparator: Placebo (unspecified)
Placebo capsule once daily. 52 week treatment period.
Phase A/B: Arm 2: Experimental
Phase A: Arm 2: MK0364 2 mg capsule once daily. Phase B: Patients who continue into Phase B will remain in the same arm they were assigned to during Phase A and will receive the following: Arm 2: MK0364 2 mg capsule once daily.
Drug: taranabant
taranabant 2 mg capsule, 4 mg capsule, 6 mg capsule once daily. 52 week treatment period.
Phase A/B: Arm 3: Experimental
Phase A: Arm 3: MK0364 4 mg capsule once daily. Phase B: Patients who continue into Phase B will remain in the same arm they were assigned to during Phase A and will receive the following: Arm 3: MK0364 4 mg capsule once daily.
Drug: taranabant
taranabant 2 mg capsule, 4 mg capsule, 6 mg capsule once daily. 52 week treatment period.
Phase A/B: Arm 4: Experimental
Phase A: Arm 4: MK0364 6 mg capsule once daily. Phase B: Patients who continue into Phase B will remain in the same arm they were assigned to during Phase A and will receive the following: Arm 4: MK0364 6 mg capsule once daily.
Drug: taranabant
taranabant 2 mg capsule, 4 mg capsule, 6 mg capsule once daily. 52 week treatment period.
Phase A/B: Arm 5: Experimental
Phase A: Arm 5: MK0364 6 mg capsule once daily. 52 week treatment period. Phase B: Patients who continue into Phase B will remain in the same arm they were assigned to during Phase A and will receive the following: Arm 5: MK0364 6 mg capsule once daily.
Drug: taranabant
taranabant 2 mg capsule, 4 mg capsule, 6 mg capsule once daily. 52 week treatment period.

  Eligibility

Ages Eligible for Study:   18 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Obese patients with a body mass index between 30 kg/m2 and 43 kg/m2, inclusive (BMI between 27 kg/m2 and 43 kg/m2, inclusive for those with obesity-related comorbidities including hypertension, dyslipidemia, and sleep apnea.

Exclusion Criteria:Patients with serious or unstable current or past medical conditions.

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  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00131404

Sponsors and Collaborators
Merck
Investigators
Study Director: Medical Monitor Merck
  More Information

Responsible Party: Merck & Co., Inc. ( Executive Vice President, Clinical and Quantitative Sciences )
Study ID Numbers: 2005_031, MK0364-015
Study First Received: August 16, 2005
Last Updated: December 19, 2008
ClinicalTrials.gov Identifier: NCT00131404  
Health Authority: United States: Food and Drug Administration

Study placed in the following topic categories:
Body Weight
Signs and Symptoms
Obesity
Nutrition Disorders
Overweight
Overnutrition

ClinicalTrials.gov processed this record on January 16, 2009