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Effect of Rimonabant and Metformin Combination on Glycemic Control in Patients With Type 2 Diabetes

A Randomized, Double Blind, Placebo Controlled Study Evaluating the Glycemic Effect of Rimonabant Added to Metformin in Patients With Type 2 Diabetes Insufficiently Controlled With Metformin Monotherapy

Status
Terminated
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00690456
Acronym
TOCCATA
Enrollment
403
Registered
2008-06-04
Start date
2008-05-31
Completion date
2009-02-28
Last updated
2016-05-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Diabetes Mellitus, Type 2

Keywords

Randomized Controlled Trial, Metformin

Brief summary

The primary objective of the study is to determine the effect of rimonabant 20 mg daily when added to ongoing metformin therapy on glycemic control (HbA1c) over a 36 week period in patients with type 2 diabetes. Secondary objectives include evaluation of other markers of glycemic control, lipid profile, body weight, and abdominal obesity. Also, the trial will study the safety of rimonabant when added to metformin over a period of 47 weeks.

Detailed description

The total duration per patient will be approximately 49 weeks including a 36-week double-blind treatment period.

Interventions

DRUGRimonabant

Tablet, oral administration

Tablet, oral administration

DRUGMetformin

Metformin continued at stable dose as background therapy

Sponsors

Sanofi
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* History of type 2 diabetes * HbA1c between 7% to 10% at screening visit * Treatment with metformin only with a fixed and stable dose of 1500 mg/day or more for at least the past 3 months prior to screening visit

Exclusion criteria

* Within 3 months prior to screening visit: change in lipid modifying agent, administration of systemic corticosteroids for more than 10 days, use of any anti-obesity agent or drugs for weight loss * Weight loss of more than 5 kg within 3 months prior to screening * Administration of other investigational drugs within 30 days prior to screening visit * Prior exposure to type 1 cannabinoid receptor (CB1) antagonists including rimonabant * Presence or history of cancer within the past five years * Pregnant or breast-feeding women * Presence of any severe medical or psychological condition that, in the opinion of the investigator, would compromise the patient's safe participation including uncontrolled serious psychiatric illness such a major depression within the last 2 years, and history of other severe psychiatric disorders. The above information is not intended to contain all considerations relevant to a patient's potential participation in a clinical trial.

Design outcomes

Primary

MeasureTime frame
Change from baseline in HbA1c36 weeks

Secondary

MeasureTime frame
Change from baseline in fasting plasma glucose36 weeks
Change from baseline in body weight36 weeks
Percent change from baseline in HDL-C and Triglycerides36 weeks

Countries

Indonesia, Lithuania, Malaysia, Mexico, Philippines, Poland, Romania, Russia, Slovakia, Taiwan, Thailand, Ukraine, United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026