NCT00975052

Brief Summary

This study will determine the effect of concomitant administration of sitagliptin and metformin on post-meal incretin hormone concentrations in healthy adults.

Trial Health

100
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
16

participants targeted

Target at below P25 for phase_1 type-2-diabetes

Timeline
Completed

Started Jan 2006

Shorter than P25 for phase_1 type-2-diabetes

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

January 1, 2006

Completed
2 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

March 1, 2006

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

March 1, 2006

Completed
3.5 years until next milestone

First Submitted

Initial submission to the registry

September 10, 2009

Completed
1 day until next milestone

First Posted

Study publicly available on registry

September 11, 2009

Completed
Last Updated

August 19, 2015

Status Verified

August 1, 2015

Enrollment Period

2 months

First QC Date

September 10, 2009

Last Update Submit

August 18, 2015

Conditions

Outcome Measures

Primary Outcomes (1)

  • Weighted average active GLP-1 (glucagonlike peptide-1) concentrations

    4 hours after the postdose meal

Study Arms (4)

A

ACTIVE COMPARATOR

Sitagliptin alone

Drug: sitagliptin phosphate

B

ACTIVE COMPARATOR

Metformin alone

Drug: Comparator: metformin

C

EXPERIMENTAL

Sitagliptin and metformin concomitantly

Drug: Comparator: sitagliptin and metformin

D

PLACEBO COMPARATOR

Placebo

Drug: Comparator: placebo

Interventions

100 mg sitagliptin daily for two days in one out of four treatment periods

A

500 mg twice daily on Day 1 and 1000 mg once daily on Day 2 in one of four treatment periods.

B

100 mg sitagliptin once daily and 500 mg metformin twice daily on Day 1 and 100 mg sitagliptin once daily and 1000 mg metformin once daily on Day 2 in one of four treatment periods.

C

Placebo only on Days 1 and 2 in one of four treatment periods.

D

Eligibility Criteria

Age18 Years - 55 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64)

You may qualify if:

  • Subject is in good health
  • Subject has been a nonsmoker for at least 6 months
  • Subject is willing to avoid strenuous activity from the screening visit until the end of the study
  • Subject agrees not to consume grapefruit products during the study and to avoid all fruit juices 24 hours before and after study drug administration

You may not qualify if:

  • Any history of stroke or neurological disorder
  • Subject has a history of cardiovascular, blood, endocrine or liver diseases
  • Subject has a history of cancer

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Related Publications (1)

  • Migoya EM, Bergeron R, Miller JL, Snyder RN, Tanen M, Hilliard D, Weiss B, Larson P, Gutierrez M, Jiang G, Liu F, Pryor KA, Yao J, Zhu L, Holst JJ, Deacon C, Herman G, Thornberry N, Amatruda J, Williams-Herman D, Wagner JA, SinhaRoy R. Dipeptidyl peptidase-4 inhibitors administered in combination with metformin result in an additive increase in the plasma concentration of active GLP-1. Clin Pharmacol Ther. 2010 Dec;88(6):801-8. doi: 10.1038/clpt.2010.184. Epub 2010 Nov 3.

MeSH Terms

Conditions

Diabetes Mellitus, Type 2

Interventions

Sitagliptin PhosphateMetformin

Condition Hierarchy (Ancestors)

Diabetes MellitusGlucose Metabolism DisordersMetabolic DiseasesNutritional and Metabolic DiseasesEndocrine System Diseases

Intervention Hierarchy (Ancestors)

TriazolesAzolesHeterocyclic Compounds, 1-RingHeterocyclic CompoundsPyrazinesBiguanidesGuanidinesAmidinesOrganic Chemicals

Study Officials

  • Medical Monitor

    Merck Sharp & Dohme LLC

    STUDY DIRECTOR

Study Design

Study Type
interventional
Phase
phase 1
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
CROSSOVER
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

September 10, 2009

First Posted

September 11, 2009

Study Start

January 1, 2006

Primary Completion

March 1, 2006

Study Completion

March 1, 2006

Last Updated

August 19, 2015

Record last verified: 2015-08