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Menopause may trigger hidden changes in nerves and blood flow

NCT ID NCT06490146

Knowledge-focused Sponsor: University of Minnesota Source: ClinicalTrials.gov ↗

What the study statuses mean

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Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study follows 80 women aged 45-55 as they go through menopause to see how their nerves and blood vessels change. Researchers will measure nerve activity and blood vessel function each year, or every six months once perimenopause starts. The goal is to understand why menopause might raise the risk of high blood pressure and heart disease.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

What this could lead to
If successful, this study could clarify how menopause increases heart disease risk, guiding future prevention strategies.
What could go wrong
This is an observational study, not a treatment trial. It only measures changes over time and cannot prove cause and effect.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Participants

About 100 people

The number the study aims to enrol. It can still change while the study runs.

Started

Apr 2025

Expected to finish

Aug 2030

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

Female, age 45-55 years, premenopausal, not using any medications determined to affect autonomic function, eumenorrheic, not planning to become pregnant for the duration of participation in the study, English-speaking, literate, willing and able to provide informed consent.

Ages

45 to 55 years

Sex

Female participants only

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Female * age 45-55 years * premenopausal * not using any medications determined to affect autonomic function * eumenorrheic * not planning to become pregnant for the duration of participation in the study * English-speaking, literate, willing and able to provide informed consent. Exclusion Criteria: * Diabetes * pregnant or breastfeeding * cardiac or pulmonary disorders * severe obesity (body mass index \[BMI\] ≥ 40 kg/m 2 ) * hypertension * obstructive sleep apnea * current use of heart or blood pressure medications, current use of hormonal contraceptives or other forms of exogenous sex hormones * report of nicotine/tobacco use in the last six months, report of current alcohol abuse, * history of treatment with chemotherapy/radiation * coagulopathy disorders and/or use of anticoagulant medications, and current use of anxiolytics and/or antidepressants.

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As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Menopause

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • University of Minnesota

    RECRUITING

    Minneapolis, Minnesota, 55414, United States

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