Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 2, 2026, 10:11 PM EDT

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Showing 1–8 of 8 matching trials from the live ClinicalTrials.gov search.
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Conditions
Obesity, Overweight
Interventions
Naltrexone SR 16 mg/Bupropion SR 360 mg /day, Naltrexone SR 32 mg/Bupropion SR 360 mg /day, Placebo, Ancillary therapy
Drug · Behavioral
Lead sponsor
Orexigen Therapeutics, Inc
Industry
Eligibility
18 Years to 65 Years
Enrollment
1,742 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
34
States / cities
Birmingham, Alabama • Fairhope, Alabama • Chandler, Arizona + 28 more
Conditions
Obesity, Overweight
Interventions
NB32, PBO, Weight Management Program
Drug · Behavioral
Lead sponsor
Orexigen Therapeutics, Inc
Industry
Eligibility
45 Years and older
Enrollment
8,910 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
224
States / cities
Birmingham, Alabama • Dothan, Alabama • Mobile, Alabama + 221 more
Conditions
Nicotine Dependence, Overweight, Obesity
Interventions
NB32, Ancillary therapy
Drug · Behavioral
Lead sponsor
Orexigen Therapeutics, Inc
Industry
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
3
States / cities
Encino, California • Los Alamitos, California • Newport Beach, California
Conditions
Obesity, Overweight
Interventions
Naltrexone SR 32 mg/bupropion SR 360 mg/day, Placebo, Ancillary therapy
Drug · Behavioral
Lead sponsor
Orexigen Therapeutics, Inc
Industry
Eligibility
18 Years to 65 Years
Enrollment
1,496 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
36
States / cities
Phoenix, Arizona • Hot Springs, Arkansas • Carmichael, California + 31 more
Conditions
Obesity, Overweight
Interventions
Naltrexone SR 32 mg/ bupropion SR 360 mg/ day, Placebo, Intensive group lifestyle modification counseling
Drug · Behavioral
Lead sponsor
Orexigen Therapeutics, Inc
Industry
Eligibility
18 Years to 65 Years
Enrollment
793 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
9
States / cities
La Jolla, California • Denver, Colorado • Gainesville, Florida + 5 more
Conditions
Obesity
Interventions
Naltrexone SR 32 mg/bupropion SR 360 mg/day, Placebo, fMRI scan
Drug · Other
Lead sponsor
Orexigen Therapeutics, Inc
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Upton, New York
Conditions
Obesity, Overweight, Diabetes Mellitus, Type 2
Interventions
Naltrexone SR 32 mg/bupropion SR 360 mg/ day, Placebo, Ancillary therapy
Drug · Behavioral
Lead sponsor
Orexigen Therapeutics, Inc
Industry
Eligibility
18 Years to 70 Years
Enrollment
505 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
53
States / cities
Fairhope, Alabama • Peoria, Arizona • Phoenix, Arizona + 46 more
Conditions
Depression
Interventions
naltrexone SR 32 mg/ bupropion SR 360 mg daily
Drug
Lead sponsor
Orexigen Therapeutics, Inc
Industry
Eligibility
18 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Mason, Ohio