Clinical trial Recruiting at 1 site Early Phase 1 Interventional Ages 18 to 50 Women only

Investigating oxidative stress and blood vessel function in women with a history of gestational diabetes

Official title: Role of Oxidative Stress in Microvascular Dysfunction Following Gestational Diabetes

Run by University of Iowa · NCT05946785 · Data updated 2026-11-12

This study is trying to see how oxidative stress affects blood vessel function in women who had gestational diabetes in the past five years.

More Gestational Diabetes trials

Quick facts

PhaseEarly Phase 1
Study typeInterventional
Ages18 Years to 50 Years
SexWomen only
Enrollment28 (estimated)
SponsorUniversity of Iowa
Academic / other
Locations1 site (Iowa City, Iowa)
StatusRecruiting
StartedJuly 1, 2023
Main results expectedDecember 31, 2026
Study endsJune 1, 2027
Registry record updatedJuly 29, 2026
Trial IDNCT05946785 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are women aged 18-50 with a history of gestational diabetes diagnosed within the last five years.

Probably not a fit

Patients with current pregnancy, significant skin diseases, or metabolic disorders may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This investigation aims to explore how oxidative stress contributes to microvascular dysfunction in women who have experienced gestational diabetes mellitus (GDM). The study focuses on women aged 18-50 who had GDM within the last five years, using a minimally invasive technique to assess blood vessel function in the skin. By measuring the response of blood vessels to specific agents, the researchers hope to uncover the mechanisms behind persistent vascular dysfunction following GDM. The findings could provide insights into cardiovascular disease risk in this population.

Why it matters

Potential benefit: If successful, this study could lead to improved understanding and management of cardiovascular disease risk in women with a history of gestational diabetes.

How similar studies have gone: While the association between gestational diabetes and cardiovascular risk is established, this specific investigation into oxidative stress and microvascular function is novel.

Who can join: the full rules

Show full inclusion / exclusion criteria
INCLUSION CRITERIA:

* female sex
* 18 -50 years old
* pregnancy history within 5 years of the study visit
* had gestational diabetes diagnosed by their obstetrician and confirmed according to the American College of Obstetricians and Gynecologists criteria for gestational diabetes
* or without a history of gestational diabetes

EXCLUSION CRITERIA:

* skin diseases
* current tobacco/e-cigarette use
* diagnosed or suspected hepatic or metabolic disease including diabetes
* statin or other cholesterol-lowering medication
* current antihypertensive medication
* history of preeclampsia or gestational hypertension
* current pregnancy
* body mass index \<18.5 kg/m2
* allergy to materials used during the experiment.(e.g. latex), known allergies to study drugs.

Where it's running

  • University of Iowa
    Iowa City, Iowa, United States
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.