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Sibutramine

Phase 3

Obesity | Small molecule | Metabolic |Abbott Laboratories|Last Updated: May 11, 2010

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
RandomizedDouble-BlindPLACEBO_CONTROLLEDDMCBiomarker
Total Trials4
Total Enrollment11,549
FDA Designations
No designations recorded
Clinical Trials (4)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT00234832A Long Term Study of Sibutramine and the Role of Obesity Management in Relation to Cardiovascular Disease in Overweight and Obese PatientsPHASE3 COMPLETED 10,777Jan 1, 2003Nov 1, 2009May 11, 20101 United States
NCT00677391Efficacy and Safety Study of Sibutramine in Overweight Non-Diabetic Malaysian PopulationPHASE3 COMPLETED 103Dec 1, 2002 -May 14, 2008 -
NCT00679653Blood Pressure and Weight Trajectory on a Dual Antihypertensive Combination Plus Sibutramine Versus Placebo in Obese HypertensivesPHASE3 COMPLETED 171Feb 1, 2002 -May 19, 2008 -
NCT00261911A Study of Sibutramine in Overweight Adolescents to Assess Weight Loss and Safety.PHASE3 COMPLETED 498Jul 1, 2000Feb 1, 2002Aug 31, 2007 -
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Study Endpoints
Primary Endpoints
Risk of Experiencing a Primary Outcome Event (POE) (i.e., Nonfatal Myocardial Infarction [MI], Nonfatal Stroke, Resuscitated Cardiac Arrest, Cardiovascular [CV] Death)
From randomization up to 6 years

For each subject, POE status (with/without an event) and time to first occurrence of a POE using time-to-event analysis were evaluated. All POE confirmed by an independent adjudication committee were included in the analysis.

Change in bodyweight from baseline to final evaluation
Wk 0, then, bi-weekly through duration of study
Systolic Blood Pressure
Duration of Study
Diastolic Blood Pressure
Duration of Study
Absolute change in body mass index (BMI) from baseline to endpoint.
12 months
Secondary Endpoints
Risk of Death From Any Cause (All-cause Mortality)
From randomization up to 6 years
Risk of Experiencing a POE or a Revascularization Procedure
From randomization up to 6 years
Risk of Experiencing a Nonfatal MI Included in the POE
From randomization up to 6 years
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Study Design & Arms
AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
SibutramineEXPERIMENTALSubjects were randomized to receive sibutramine 10 mg once daily (QD) during the Treatment Period after a 6-week Lead-in Period
PlaceboPLACEBO_COMPARATORSubjects were randomized to receive placebo QD during the Treatment Period after a 6-week Lead-in Period
Lead-in sibutramineEXPERIMENTALAll subjects received 10 mg sibutramine QD during a 6-week Lead-in Period
1ACTIVE_COMPARATOR -
2PLACEBO_COMPARATOR -
3ACTIVE_COMPARATORfelodipine/ramipril
Interventions
NameTypeDescription
Sibutramine hydrochlorideDRUGOne 10 mg tablet QD plus country-specific standard care for weight management. (During the Treatment Period, the dose could have been titrated up to 15 mg at the investigator's discretion.)
PlaceboDRUG1 tablet QD plus country-specific standard care for weight management (During the Treatment Period, the dose could have been titrated up to 15 mg at the investigator's discretion.)
SibutramineDRUGCapsules, Wk 0: 10mg, once daily; Wks 4-24: 10mg or 15mg, once daily, dosage escalation based upon investigator's assessment.
verapamil/trandolaprilDRUG2 wk Run-in phase, antihypertensive therapy only
metoprolol/HCTDRUG2 wk Run-in phase, antihypertensive therapy only
felodipine/ramiprilDRUG2 wk Run-in phase, antihypertensive therapy only
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Eligibility Criteria
Age Range55 Years — N/A
SexALL
Healthy VolunteersNo
Study Sites1

Inclusion Criteria: * Subject's body mass index (BMI) was \>= 27 kg/m(2) and \<= 45 kg/m(2) or their BMI was \>= 25 kg/m(2) and \< 27 kg/m(2) with waist circumference of \>= 102 cm in males or \>= 88 cm in females. * Medical history positive for: * Preexisting cardiovascular disease (i.e., coron...

Countries:United States
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