Safety and Efficacy of Sitagliptin Compared With Glimepiride in Elderly Participants With Type 2 Diabetes Mellitus (MK-0431-251 AM2)

This study has been completed.
Sponsor:
Information provided by (Responsible Party):
Merck Sharp & Dohme Corp.
ClinicalTrials.gov Identifier:
NCT01189890
First received: August 25, 2010
Last updated: May 12, 2014
Last verified: May 2014
Results First Received: May 8, 2013  
Study Type: Interventional
Study Design: Allocation: Randomized;   Endpoint Classification: Safety/Efficacy Study;   Intervention Model: Parallel Assignment;   Masking: Double Blind (Subject, Investigator);   Primary Purpose: Treatment
Condition: Type 2 Diabetes Mellitus
Interventions: Drug: sitagliptin phosphate
Drug: Glimepiride
Drug: Placebo to Sitagliptin
Drug: Placebo to Glimepiride

  Participant Flow
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Recruitment Details
Key information relevant to the recruitment process for the overall study, such as dates of the recruitment period and locations
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Pre-Assignment Details
Significant events and approaches for the overall study following participant enrollment, but prior to group assignment
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Reporting Groups
  Description
Sitagliptin Sitagliptin phosphate 100 mg once daily (QD) or 50 mg QD
Glimepiride Glimepiride 1-6 mg QD

Participant Flow:   Overall Study
    Sitagliptin     Glimepiride  
STARTED     241     239 [1]
COMPLETED     204     200  
NOT COMPLETED     37     39  
Adverse Event                 3                 4  
Lack of Efficacy                 7                 2  
Lost to Follow-up                 1                 7  
Protocol Violation                 1                 5  
Withdrawal by Subject                 15                 11  
Non Compliance                 0                 1  
Physician Decision                 5                 4  
Hyperglycemia Discontinuation Criteria                 5                 5  
[1] 3 randomized glimepiride participants did not receive study drug.



  Baseline Characteristics


  Outcome Measures
  Show All Outcome Measures

1.  Primary:   Least Squares (LS) Mean Change From Baseline in Hemoglobin A1c (HbA1c) at Week 30   [ Time Frame: Baseline and Week 30 ]

2.  Primary:   Number of Participants With an Adverse Event of Symptomatic Hypoglycemia Up to Week 30   [ Time Frame: Up to Week 30 ]

3.  Primary:   Number of Participants Experiencing An Adverse Event (AE)   [ Time Frame: Up to Week 30 ]

4.  Primary:   Number of Participants Discontinuing Study Treatment Due to An AE   [ Time Frame: Up to Week 30 ]

5.  Secondary:   LS Mean Change From Baseline in Fasting Plasma Glucose (FPG) at Week 30   [ Time Frame: Baseline and Week 30 ]

6.  Secondary:   Percentage of Participants With HbA1c <7.0% at Week 30   [ Time Frame: Week 30 ]

7.  Secondary:   Percentage of Participants With HbA1c <6.5% at Week 30   [ Time Frame: Week 30 ]

8.  Secondary:   LS Mean Change From Baseline in Participant Body Weight at Week 30   [ Time Frame: Baseline and Week 30 ]


  Serious Adverse Events


  Other Adverse Events


  Limitations and Caveats
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Limitations of the study, such as early termination leading to small numbers of participants analyzed and technical problems with measurement leading to unreliable or uninterpretable data
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  More Information
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Certain Agreements:  
Principal Investigators are NOT employed by the organization sponsoring the study.
There IS an agreement between Principal Investigators and the Sponsor (or its agents) that restricts the PI's rights to discuss or publish trial results after the trial is completed.
The agreement is:
unchecked The only disclosure restriction on the PI is that the sponsor can review results communications prior to public release and can embargo communications regarding trial results for a period that is less than or equal to 60 days. The sponsor cannot require changes to the communication and cannot extend the embargo.
unchecked The only disclosure restriction on the PI is that the sponsor can review results communications prior to public release and can embargo communications regarding trial results for a period that is more than 60 days but less than or equal to 180 days. The sponsor cannot require changes to the communication and cannot extend the embargo.


Results Point of Contact:  
Name/Title: Vice President, Late Stage Development Group Leader
Organization: Merck Sharp & Dohme Corp
phone: 1-800-672-6372
e-mail: ClinicalTrialsDisclosure@merck.com


No publications provided


Responsible Party: Merck Sharp & Dohme Corp.
ClinicalTrials.gov Identifier: NCT01189890     History of Changes
Other Study ID Numbers: 0431-251
Study First Received: August 25, 2010
Results First Received: May 8, 2013
Last Updated: May 12, 2014
Health Authority: United States: Food and Drug Administration