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Type 2 Diabetes MellitusPhase 1NCT00376038

Drug Interactions From Simultaneous Administration Of Metformin And GSK189075 To Subjects With Type 2 Diabetes

A Phase 1 study testing GSK189075 oral tablets and metformin tablets in people with Type 2 Diabetes Mellitus and Diabetes Mellitus, Type 2, run by GlaxoSmithKline at 1 site in Mexico.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

GSK189075 is intended for use as a single treatment or in combination with other treatments for tye 2 diabetes mellitus (T2DM). Metformin is widely used in Europe and the USA for the treatment of T2DM. This study will evaluate the effect of GSK189075 on metformin levels in the blood in T2DM subjects. Read more about this study

Who is it for?
Ages 30 to 64 years
What is being tested?
GSK189075 oral tablets and metformin tablets
Type of treatment
Pill or oral medicine
How many people
13 participants
Where
1 siteMexico
Study dates
Aug 2006to Oct 2006
Phase
Phase 1
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 30 to 64 years
  • All sexes
  • No healthy volunteers
  • Adult

Who may be able to join

  • Have Type 2 diabetes mellitus.
  • Have a Body Mass Index within range 22 to 35kg/m2 inclusive.
  • Females who meet above criteria must be physiologically incapable of becoming pregnant (i.e., surgically sterilized, or post-menopausal per protocol definition).

Who cannot join

  • Are currently taking insulin therapy.
  • Have any disease (such as heart, liver, blood, nervous system, or kidney disease, or cancer).
  • Have a history of stomach, liver, kidney, or other disease that with interfere with taking the study drug.
  • Are currently using diuretics, oral or injectable corticosteroids (inhaled \& intranasal corticosteroids are permitted), or other medications that would cause you to deplete your fluid balance in your body; currently taking stable regimens for heart conditions; currently using prescription or non-prescription drugs within 7 days of starting the study that may interfere with the study drug.
  • Would donate more than 450 ML of blood over a 2 month period.
  • Physician does not think it is a good idea for you to participate in the trial. - Had a urinary tract infection or bladder infection in the last month. - Are currently drinking more than 2 beers, 1 glass of wine, or 1 glass of spirits daily.
Show all 11Show fewer
  • Have a positive urine drug screen test.
  • Plan to change your smoking habits during the course of the trial.
  • Have Hepatitis C, Hepatitis B, or HIV. - Have a lab or EKG abnormality. - High or low blood pressure.
  • Have used of any investigational drug or device during the study or within 30 days prior to 1st dosing of study medication.
  • Are a male subject unwilling to abstain or use protection during intercourse.

Trial locations and contacts

1 site in 1 country.

Mexico1 site
  • GSK Investigational Site

    Mexico City, 14050

Other trials in Mexico

About this study

Official title: A Randomized Open-label, Repeat Dose, Two Sequence Cross-Over Study to Determine the Effect of GSK189075 on the Pharmacokinetic Parameters of Metformin (Glucophage) in Subjects With Type 2 Diabetes Mellitus.

GSK189075 is intended for use as a single treatment or in combination with other treatments for tye 2 diabetes mellitus (T2DM). Metformin is widely used in Europe and the USA for the treatment of T2DM. This study will evaluate the effect of GSK189075 on metformin levels in the blood in T2DM subjects. The rationale is to look for any safety problems that may result when the 2 drugs are given together.

Being tested
GSK189075 oral tablets, metformin tablets
Keywords
GSK189074, T2DM, GSK189075, Glucophage, Obesity, Diabetes, Metformin, Type 2 Diabetes Mellitus, Drug Interaction
Medical subject headings
Diabetes Mellitus, Type 2, Obesity, Diabetes Mellitus

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • GSK189075 oral tabletsDrug

  • metformin tabletsDrug

    Also called GSK189075 oral tablets

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Blood concentrations of metformin when given with GSK189075 in T2DM subjects over 3-day course Lab tests, changes in blood pressure and heart rate and heart activity on EKG machine

Secondary outcomes (1)
  1. Blood levels of drugs at Day 3 Evaluation of efficacy and safety markers on Days 1, 2, and 3.

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted14 Sep 2006 (estimated)
  2. Study startAug 2006
  3. Primary completionOct 2006
  4. Study completionOct 2006

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Crossover
Masking
None (open label)
Enrolment
13 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00376038
Sponsor's protocol ID
KG2105246
Status last verified
Feb 2011
First submitted
12 Sep 2006
Last updated
4 Jun 2012
Results posted
No

Publications

  • Hussey EK, Kapur A, O'Connor-Semmes R, Tao W, Rafferty B, Polli JW, James CD Jr, Dobbins RL. Safety, pharmacokinetics and pharmacodynamics of remogliflozin etabonate, a novel SGLT2 inhibitor, and metformin when co-administered in subjects with type 2 diabetes mellitus. BMC Pharmacol Toxicol. 2013 Apr 30;14:25. doi: 10.1186/2050-6511-14-25.

    PubMed 23631443

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing GSK189075 oral tablets and metformin tablets in people with Type 2 Diabetes Mellitus and Diabetes Mellitus, Type 2, run by GlaxoSmithKline at 1 site in Mexico.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 11 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 4 Jun 2012. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Mexico. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Blood concentrations of metformin when given with GSK189075 in T2DM subjects over 3-day course Lab tests, changes in blood pressure and heart rate and heart activity on EKG machine. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00376038, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 4 Jun 2012.

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