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Clinical trialNCT03651531TerminatedPhase 3Interventional

Comparison of Insulin Alone to Insulin With Metformin to Treat Gestational Diabetes Mellitus

SponsorWomen and Infants Hospital of Rhode IslandEnrollment1Gestational Diabetes
View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

This study is a prospective, unmasked randomized clinical trial comparing the use of insulin vs combination insulin and metformin for treatment in women diagnosed with gestational diabetes mellitus (GDM). The investigator's hypothesis is that the combination of metformin and insulin will be superior to insulin alone to achieve tight glucose control during pregnancy.
clinicaltrials.gov ↗

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

1 registered facility, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States
  • Women & Infants Hospital

    Providence, Rhode Island, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

The drug and biological interventions registered on this study, normalized to their RxNorm ingredient where possible.

InsulinMetformin →
Linked drugs open the directory filtered to KOLs working with them.clinicaltrials.gov ↗

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
3 Jan 2018
Primary completion
30 Jul 2019
Completion
30 Jul 2019
Last update posted
24 Jul 2020
Registered enrollment
1
Registry id
NCT03651531
clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.