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Type 2 DiabetesPhase 2NCT00451113

Sitagliptin in the Elderly

A Phase 2 study testing Sitagliptin 100 mg in people with Type 2 Diabetes, run by University of British Columbia at 1 site in Canada.

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

Diabetes is common in the elderly; by the age of 70, approximately 25% of the population will have diabetes. Unfortunately, currently available medications are often not as effective or not well tolerated in older adults. Sitagliptin is a new medication in a new class of agent called incretins. Read more about this study

Who is it for?
Ages 65 years and older
Conditions the study is for
Type 2 Diabetes
What is being tested?
Sitagliptin 100 mg
Type of treatment
Injection or infusion
How many people
12 participants
Where
1 siteCanada
Study dates
Nov 2006to Nov 2012
Phase
Phase 2
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 65 years and older
  • All sexes
  • No healthy volunteers
  • Older adult

Who may be able to join

  • type 2 diabetes managed by diet or metformin only
  • A1c < 8.5%

Who cannot join

  • treated with insulin or oral agents other than metformin in the past 6 months
  • evidence of diabetic complications including coronary artery disease, stroke, transient ischemic attacks, peripheral vascular disease, nephropathy, retinopathy, or neuropathy
  • type 1 diabetes or a history suggestive of a secondary causes of diabetes
  • A1c ≥ 8.5%
  • participated in another clinical trial within the past 30 days

Trial locations and contacts

1 site in 1 country.

Canada1 site
  • University of British Columbia Gerontology & Diabetes Research Centre

    Vancouver, British Columbia

Other trials in Canada

About this study

Diabetes is common in the elderly; by the age of 70, approximately 25% of the population will have diabetes. Unfortunately, currently available medications are often not as effective or not well tolerated in older adults. Sitagliptin is a new medication in a new class of agent called incretins. Incretins have many potential advantages for the treatment of diabetes in the elderly. They stimulate insulin secretion, which is impaired in all older people with diabetes. The incidence of hypoglycemia with currently available medications increases with age, and incretins rarely cause hypoglycemia . They assist with weight loss, whereas many current medications used to manage diabetes result in weight gain in the elderly. They improve insulin action, and insulin resistance is a major problem in older people with diabetes.

Read the detailed description

To date, no clinical trials have been conducted specifically in the elderly, but the data noted above from our laboratory would imply that inhibitors of this enzyme could be more effective in the elderly patient population. In addition, we have convincingly demonstrated that diabetes in the elderly is metabolically distinct from diabetes in middle aged patients (1). Thus, it is clear further studies are warranted to determine the effectiveness of drugs in this class in elderly patients with diabetes. We propose a series of studies with your DP4 inhibitor sitaglipitin to determine its efficacy and safety in an elderly patient population with diabetes.

Conditions
Type 2 Diabetes
Being tested
Sitagliptin 100 mg
Keywords
Type 2 diabetes, Older adults, Incretins, Hyperglycemia, Insulin resistance
Medical subject headings
Diabetes Mellitus, Type 2, Hyperglycemia, Insulin Resistance

What participants receive

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

  • Sitagliptin 100 mgDrug

    Also called Januvia, MK-0431, Dipeptidyl peptidase IV inhibitor (DPP-4 inhibitor)

    All subjects will receive a single 100 mg dose of sitagliptin and a placebo. Which they are given first is determined randomly.

What is being measured

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

  1. Safety and efficacy of Sitagliptin in an elderly population with type 2 diabetes

Timeline

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

  1. First posted23 Mar 2007 (estimated)
  2. Study startNov 2006
  3. Primary completionNov 2012
  4. Study completionNov 2012

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 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Crossover
Masking
Single blind
Who is masked
Participant
Enrolment
12 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00451113
Sponsor's protocol ID
H06-03067
Status last verified
Jan 2018
First submitted
21 Mar 2007
Last updated
18 Jan 2018
Results posted
No
Data monitoring committee
No

Publications

  • Stafford S, Elahi D, Meneilly GS. Effect of the dipeptidyl peptidase-4 inhibitor sitagliptin in older adults with type 2 diabetes mellitus. J Am Geriatr Soc. 2011 Jun;59(6):1148-9. doi: 10.1111/j.1532-5415.2011.03438.x. No abstract available.

    PubMed 21668924

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Sitagliptin 100 mg in people with Type 2 Diabetes, run by University of British Columbia at 1 site in Canada.

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 2 inclusion and 5 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 18 Jan 2018. 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 Canada. 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 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

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?

Safety and efficacy of Sitagliptin in an elderly population with type 2 diabetes. 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 NCT00451113, 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 18 Jan 2018.

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Sitagliptin in the Elderly (NCT00451113) | AzTrials