An Investigational Drug Study in Patients With Type 2 Diabetes Mellitus

The purpose of this investigational study is to determine the safety and effectiveness of an investigational drug in patients with type 2 diabetes mellitus (a specific type of diabetes)...

Date First Received: October 22, 2004

Last Updated: October 8, 2007

Verified by: Merck, October 2007

Clinical Trial Phase: Phase 3 | Start Date: October 2004

Overall Status: Completed

Estimated Enrollment: 1000

Brief Summary

Official Title: “A Multicenter, Double-Blind, Randomized Study to Evaluate the Safety and Efficacy of the Addition of MK-0431 Compared With Sulfonylurea Therapy in Patients With Type 2 Diabetes With Inadequate Glycemic Control on Metformin Monotherapy”

Condition Keyword(s):

The purpose of this investigational study is to determine the safety and effectiveness of an investigational drug in patients with type 2 diabetes mellitus (a specific type of diabetes).

Study Type: Interventional

Study Design: Treatment

Detailed Clinical Trial Description

The duration of treatment is 104 weeks.

Intervention(s) in this Clinical Trial

  • Drug: MK0431, sitagliptin phosphate
  • Drug: Comparator: glipizide

Outcome Measures for this Clinical Trial

Primary Measures

  • After 52 weeks, reduction in HbA1C.
    • Time Frame: 52 weeks
  • Safety and tolerability.

Secondary Measures

  • After 52 and 104 weeks, reduction in fasting plasma glucose; incidence of hypoglycemic events; body weight; insulin secretion derived from the C-peptide, insulin, and glucose profile after a meal challenge.
    • Time Frame: 52 weeks
  • After 104 weeks, reduction in HbA1C; durability of glycemic efficacy
    • Time Frame: 104 weeks

Criteria for Participation in this Clinical Trial

Inclusion Criteria:

  • Patients who are at least 18 years of age and not older than 78 with type 2 diabetes mellitus

Gender Eligibility for this Clinical Trial: Both

Minimum Age for this Clinical Trial: 18 Years

Maximum Age for this Clinical Trial: 78 Years

Are Healthy Volunteers Accepted for this Clinical Trial?: No

Clinical Trial Sponsor Information

Lead Sponsor: Merck

Overall Clinical Trial Officials and Contacts

Medical Monitor Study Director Merck  

Related Publications

References

Nauck MA, Meininger G, Sheng D, Terranella L, Stein PP; Sitagliptin Study 024 Group. Efficacy and safety of the dipeptidyl peptidase-4 inhibitor, sitagliptin, compared with the sulfonylurea, glipizide, in patients with type 2 diabetes inadequately controlled on metformin alone: a randomized, double-blind, non-inferiority trial. Diabetes Obes Metab. 2007 Mar;9(2):194-205.

Additional Information

Information obtained from ClinicalTrials.gov on September 05, 2008

Link to the current ClinicalTrials.gov record. http://clinicaltrials.gov/show/NCT00094770

Study ID Number: 2004_049

ClinicalTrials.gov Identifier: NCT00094770

Health Authority: United States: Food and Drug Administration

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