Once-Daily vs Twice-Daily Insulin Glargine in Pregestational Diabetes Management

Trial statusRecruiting
Trial phasePhase 4
Trial typeInterventional
Biological sexFemale
Age18+
SponsorEastern Virginia Medical School

About this trial

The purpose of this study is to determine if taking insulin glargine twice a day instead of once a day will better manage pregestational diabetes in pregnant patients. Participants in this study will be randomly assigned to one of two groups: a group that takes insulin glargine once a day, and a group that takes it twice. Continuous glucose monitoring will be used to track blood sugar levels. The main question the study aims to answer is: Will using insulin glargine twice a day instead of once lead to a better glucose time in range?

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Patients older than 18 years of age;

The patient is fluent in English, physically and mentally able to understand the informed consent, and is willing to participate in this study;

Type II diabetes mellitus requiring insulin;

The patient is between 24 weeks 0 days and 28 weeks 0 days of gestation at the time of enrollment. Gestational age will be determined by last menstrual period, confirmed with a first trimester ultrasound, per the recommended guidelines by the American College of Obstetricians and Gynecologists.

Disqualifiers

Known allergy or reaction to insulin glargine, or concurrent medical condition where the use of insulin glargine is contraindicated;

Contraindication to CGM use, patient declines CGM use, or CGM not covered by patient's insurance;

Known or suspected fetal anomaly or aneuploidy;

Prisoners;

Trial design

Design model

Parallel

Treatments tested in this trial

  • Use of insulin glargine once daily

    Drug

    Insulin glargine will be used once daily

  • Use of insulin glargine twice daily

    Drug

    Insulin glargine will be used twice daily

Treatment groups

200 Participants
are divided into 2 treatment groups
Group A: Once-Daily Insulin GlargineActive comparator 1 intervention
Group B: Twice-Daily Insulin GlargineExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Weekly Time in Range

The mean blood glucose time in range as measured by the continuous glucose monitor

Time frame
From Day 7 to Day 14 after study enrollment

Secondary outcomes

1

Hypertensive disorders of pregnancy

Development of hypertensive disorders of pregnancy

Time frame
From time of enrollment until time of delivery, up to 20 weeks following enrollment
2

Preterm birth <34 weeks

Delivery at less than 34 weeks gestation

Time frame
From time of enrollment to 34 weeks gestation
3

Preterm birth <37 weeks

Delivery prior to 37 weeks gestation

Time frame
From time of enrollment until 37 weeks gestation
4

Spontaneous or Indicated Delivery

Whether delivery was spontaneous or there was an indication for induction or cesarean delivery

Time frame
From time of enrollment until time of delivery, up to 20 weeks following enrollment

Other outcomes

Sponsors and contacts

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