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Study of Sitagliptin in Older Type 2 Diabetics
This study has been completed.
Sponsored by: Merck
Information provided by: Merck
ClinicalTrials.gov Identifier: NCT00305604
  Purpose

To evaluate the effect of treatment with sitagliptin compared to placebo in elderly patients with type 2 diabetes mellitus who have poor glycemic control with diet and exercise.


Condition Intervention Phase
Type 2 Diabetes
Drug: Comparator: sitagliptin phosphate
Drug: Comparator: Placebo
Phase III

MedlinePlus related topics: Diabetes
Drug Information available for: Sitagliptin phosphate Sitagliptin Creatinine
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 Multicenter, Double-Blind, Randomized, Parallel Group Study to Evaluate the Safety and Efficacy of Sitagliptin in Elderly Patients With Type 2 Diabetes Mellitus

Further study details as provided by Merck:

Primary Outcome Measures:
  • A1C [ Time Frame: 24 Weeks ] [ Designated as safety issue: No ]

Secondary Outcome Measures:
  • (1) Overall safety and tolerability; (2) FPG at 24 weeks; (3) 2-hr PPG as determined by 3-Point MTT at 24 weeks; (4) rapidity of onset of action as determined by home glucose monitoring after 1 week; (5) % of patients achieving A1C < 7.0 % at 24 weeks [ Time Frame: 24 weeks ] [ Designated as safety issue: Yes ]

Enrollment: 206
Study Start Date: March 2006
Study Completion Date: March 2008
Primary Completion Date: March 2008 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
1: Active Comparator
sitagliptin
Drug: Comparator: sitagliptin phosphate
Once daily administration of sitagliptin 100 mg tablet(or 50 mg based on creatinine clearance). For up to a 32-wk treatment period.
2: Placebo Comparator
Placebo
Drug: Comparator: Placebo
sitagliptin matching placebo for up to a 32-wk treatment period.

  Eligibility

Ages Eligible for Study:   65 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Community dwelling patients 65 years of age or older diagnosed with Type 2 Diabetes not controlled with diet and exercise
  • Patients must have a HbA1c of 7-10% off medication, or as a result of a protocol wash-out from oral anti-hyperglycemic agents by the qualifying visit

Exclusion Criteria:

  • Patients with type 1 diabetes
  • History of ketoacidosis or requires insulin use
  • ALT/AST >2.5 X ULN, TG >600mg/dL, Creatinine Clearance <35mL/min
  • Fasting plasma glucose consistently >260mg/dL
  • Poorly controlled hypertension
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00305604

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

MedWatch - FDA maintained medical product safety Information  This link exits the ClinicalTrials.gov site
PhRMA Clinical Study Results Database - web-based repository for clinical study results  This link exits the ClinicalTrials.gov site
Merck: Patient & Caregiver U.S. Product Web Site  This link exits the ClinicalTrials.gov site

Responsible Party: Merck & Co., Inc. ( Executive Vice President, Clinical and Quantitative Sciences )
Study ID Numbers: 2006_003, MK0431-047
Study First Received: March 20, 2006
Last Updated: November 18, 2008
ClinicalTrials.gov Identifier: NCT00305604  
Health Authority: United States: Food and Drug Administration

Study placed in the following topic categories:
Metabolic Diseases
Diabetes Mellitus, Type 2
Diabetes Mellitus
Endocrine System Diseases
Endocrinopathy
Metabolic disorder
Glucose Metabolism Disorders
Sitagliptin

Additional relevant MeSH terms:
Dipeptidyl-Peptidase IV Inhibitors
Molecular Mechanisms of Pharmacological Action
Enzyme Inhibitors
Pharmacologic Actions
Protease Inhibitors

ClinicalTrials.gov processed this record on January 16, 2009