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Myo-inositol During Pregnancy to Prevent Gestational Diabetes

Continuous Glucose Monitoring in Myo-inositol Supplemented Obese Pregnant Individuals: a Feasibility Pilot Randomized Control Trial

Status
Recruiting
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06575868
Enrollment
40
Registered
2024-08-28
Start date
2025-03-01
Completion date
2027-06-30
Last updated
2025-04-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Pregnancy Related

Brief summary

Myoinositol is an insulin-like compound that is present in both plant and animal cells. Humans synthesize it naturally, but it is also obtained in our diet. It works through an intracellular signaling pathway to increase insulin sensitivity. Myoinositol has been used as an over-the-counter (OTC) supplement in the management of polycystic ovarian syndrome due to this effect. Myoinositol has also been shown to improve glycemic profiles in pregnant euglycemic women and well as improve insulin sensitivity in pregnant patients with gestational diabetes mellitus (GDM). This is a double blind RCT offering myo-inositol or placebo to those who are eligible and enrolled.

Interventions

DIETARY_SUPPLEMENTMyo-inositol

Patients would begin taking myoinositol upon recruitment

DIETARY_SUPPLEMENTMyo-inositol placebo

Patients would begin taking placebo upon recruitment

Sponsors

Tufts Medical Center
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
PREVENTION
Masking
TRIPLE (Subject, Caregiver, Investigator)

Eligibility

Sex/Gender
FEMALE
Age
18 Years to 45 Years
Healthy volunteers
No

Inclusion criteria

Singleton gestations Women aged \> 18 years and \< 45 years Recruited before 16 weeks gestation Obese (pre-pregnancy BMI ≥ 30) Receiving prenatal care at Tufts Medical Center Planning to give birth at Tufts Medical Center Can tolerate glucose tolerance test Willing and able to wear CGM Willing and able to sign informed consent

Exclusion criteria

Multiple gestation Preexisting diabetes Taking medications that impact body weight or metabolism (eg metformin) Inability to tolerate glucose tolerance test Adults unable to consent (cognitively impaired adults) Wards of the state Non-viable neonates Neonates of uncertain viability

Design outcomes

Primary

MeasureTime frameDescription
Eligibility1 yearproportion of screened women who were eligible
Glucose levels1 yearAverage glucose levels during CGM monitoring period for those enrolled

Countries

United States

Contacts

Primary ContactZeinab Kassem, MD
zeinab.kassem@tuftsmedicine.org617-636-9897

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026