Once-daily vs twice-daily insulin glargine in pregnant people with pregestational diabetes
Official title: Once-Daily Versus Twice-Daily Insulin Glargine in the Management of Patients With Pregestational Diabetes Requiring Insulin
Run by Eastern Virginia Medical School · NCT07224893 · Data updated 2026-11-12
This study tests whether taking insulin glargine twice a day works better than once a day for managing blood sugar in pregnant people with pregestational diabetes.
Quick facts
| Phase | Phase 4 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | Women only |
| Enrollment | 200 (estimated) |
| Sponsor | Eastern Virginia Medical School Academic / other |
| Locations | 1 site (Norfolk, Virginia) |
| Status | Recruiting |
| Started | May 18, 2026 |
| Main results expected | December 1, 2027 |
| Study ends | December 1, 2027 |
| Registry record updated | May 15, 2026 |
| Trial ID | NCT07224893 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal participants are adults with type II diabetes requiring insulin, between 24 and 28 weeks of gestation, who can use a continuous glucose monitor and understand English.
✕Probably not a fit
Participants not meeting inclusion criteria or those with contraindications to insulin glargine or CGM may not benefit.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This interventional Phase 4 trial randomizes adult pregnant participants with pregestational diabetes to receive either once-daily or twice-daily insulin glargine. Continuous glucose monitoring is used to track glucose levels and determine time in range. The goal is to see if split dosing improves glycemic control during the second and third trimesters. The study compares two regimens to identify potential differences in fetal and maternal glucose management.
Why it matters
Potential benefit: If successful, dosing twice daily could improve blood sugar control and potentially reduce complications related to diabetes in pregnancy.
How similar studies have gone: Previous work in diabetes management has explored dosing strategies; this study applies similar concepts specifically to pregnant patients with pregestational diabetes.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * 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. * Currently using or willing to use a clinically indicated continuous glucose monitor for glycemic management Exclusion Criteria: * 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; * Ongoing prenatal care outside EVMS or planned delivery outside Sentara Norfolk General Hospital.
Where it's running
-
Sentara Norfolk General Hospital, Norfolk, Virginia 23507
Norfolk, Virginia, United States Recruiting
Study contacts
- Study coordinator: Marwan Ma'ayeh, MD
- Email: maayehmg@odu.edu
- Phone: 7574467900
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.