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Gestational DiabetesEarly Phase 1GGIGNCT02726490

Glyburide vs Glucovance in the Treatment of GDM

A Early Phase 1 study testing Glyburide and Glucovance in people with Gestational Diabetes, run by Texas Tech University Health Sciences Center, El Paso at 1 site in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

A randomized comparison of glyburide to glucovance (metformin -glyburide) in the management of diabetes in pregnancy. Read more about this study

Who is it for?
Ages 18 years and older, women only
Conditions the study is for
Gestational Diabetes
What is being tested?
Glyburide and Glucovance
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
7 participants
Where
1 siteUnited States
Study dates
Jul 2016to 14 Aug 2018
Phase
Early 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 18 years and older
  • Women only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Gestational diabetes
  • Pregnancy > 12 weeks gestation
  • Ability to give consent

Who cannot join

  • Inability to consent to the study
  • Pre-existing diabetes
  • Glucose-6-phosphate dehydrogenase (G6PD) deficiency
  • Serum creatinine >1
  • Liver disease
  • Allergy to sulfa;
Show all 9Show fewer
  • Allergy to glyburide;
  • Allergy to metformin;
  • Fetal anomalies

Trial locations and contacts

1 site in 1 country.

United States1 site
  • TTUHSC El Paso

    El Paso, Texas, 79905

Other trials in United States

About this study

Official title: Glyburide vs Glucovance in the Treatment of Gestational Diabetes

A randomized comparison of glyburide to glucovance (metformin -glyburide) in the management of diabetes in pregnancy.

Read the detailed description

This study will be a randomized open label trial of glyburide compared to glucovance in the management of gestational diabetes. We hypothesize that glucovance will provide improved glycemic control and a lower failure rate with no increase in neonatal adverse outcomes. Sixty-seven patients will be randomized by computer to each arm of the study. Outcomes will be glycemic control, failure rate of the drug to achieve glycemic goals, and neonatal outcomes.

Being tested
Glyburide, Glucovance
Keywords
gestational diabetes, pregnancy, diabetes
Medical subject headings
Diabetes, Gestational, Diabetes Mellitus

What participants receive

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

  • GlyburideDrug

    Also called micronase, diabeta, glynase

    glyburide 2.5milligrams (mg) at bedtime (qhs) increased as needed to a maximum of 20mg/day usually taken twice a day (BID)

  • GlucovanceDrug

    Also called combination glyburide and metformin

    glucovance (2.5/500) 1 taken orally (PO) at bed time (QHS) increased as needed to a maximum dose of (20/2000)/day usually taken twice a day (BID)

Study groups in NCT02726490
Study groupRoleWhat they receive
GlyburideActive comparator* Patients will check and record blood glucose fasting and 1 hour after each meal each day. Patients will also keep a diary of all meals. * The starting dose of glyburide may be 2.5milligrams (mg) to 5mg every day(QD) or twice daily (BID) depending on the degree of hyperglycemia. * The dose of glyburide will be increased as needed to a maximum of 20mg /day. * Antenatal testing will be initiated at 28 weeks * Patients will receive monthly growth scans
Receives: Drug: Glyburide
GlucovanceActive comparator* Patients will check and record blood glucose fasting and 1 hour after each meal each day. Patients will also keep a diary of all meals. * The starting dose of glucovance may be 1.25/250milligrams (mg) either once daily (QD) or twice a day (BID) increased to a maximum of 20mg/2000mg as needed. * Patients will receive monthly growth scans * Antenatal testing will be initiated at 28 weeks.
Receives: Drug: Glucovance

What is being measured

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

  1. efficacy of glyburide compared to glucovance

    failure rate of glyburide compared to glucovance in ability to achieve euglycemia

    Measured: during the index pregnancy

Secondary outcomes (5)
  1. maternal hypoglycemia

    the rate of maternal hypoglycemia associated with each drug

    Measured: during the index pregnancy

  2. neonatal birthweight

    infant weight at birth

    Measured: at birth

  3. neonatal apgar scores

    infant 1 minute and 5 minute apgar scores

    Measured: at birth

  4. neonatal admission to the newborn intensive care unit (NICU)

    admission to the Newborn intensive care unit (NICU)

    Measured: at birth or within the first 24 hours after birth

  5. neonatal hypoglycemia

    failure of the neonate to maintain blood glucose > 60 milligrams/deciliter (mg/dl)

    Measured: up to 24 hours after delivery

Timeline

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

  1. First posted1 Apr 2016 (estimated)
  2. Study startJul 2016
  3. Primary completion14 Aug 2018
  4. Study completion14 Aug 2018

Why it stopped: Lack of Recruitment

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
Early Phase 1
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
7 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02726490
Sponsor's protocol ID
E16008
Acronym
GGIG
Status last verified
Oct 2020
First submitted
29 Mar 2016
Last updated
12 Oct 2020
Results posted
No
Data monitoring committee
Yes
Individual data sharing
No

Publications

  • Moore LE, Briery CM, Clokey D, Martin RW, Williford NJ, Bofill JA, Morrison JC. Metformin and insulin in the management of gestational diabetes mellitus: preliminary results of a comparison. J Reprod Med. 2007 Nov;52(11):1011-5.

    PubMed 18161398
  • Moore LE, Clokey D, Rappaport VJ, Curet LB. Metformin compared with glyburide in gestational diabetes: a randomized controlled trial. Obstet Gynecol. 2010 Jan;115(1):55-59. doi: 10.1097/AOG.0b013e3181c52132.

    PubMed 20027034

Questions about this trial

What is this clinical trial studying?

A Early Phase 1 study testing Glyburide and Glucovance in people with Gestational Diabetes, run by Texas Tech University Health Sciences Center, El Paso at 1 site in United States.

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 9 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: stopped early, as of the sponsor's last update on 12 Oct 2020. 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 United States. 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?

Early Phase 1 (sometimes called Phase 0) studies give a very small amount of a treatment to a few people, mainly to see how the body handles it.

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 was stopped early (reason given: Lack of Recruitment). Results are not available in the source record.

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?

efficacy of glyburide compared to glucovance (time frame: during the index pregnancy). 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 NCT02726490, which also lists 2 linked publications.

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 12 Oct 2020.

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