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Opioids and the aging brain: a new study investigates

NCT ID NCT06837857

Knowledge-focused Sponsor: Mayo Clinic Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 27, 2026 · Last updated Jun 27, 2026

Summary

This study looks at whether taking prescription opioids for chronic pain changes the brain structure of adults aged 65 and older. Researchers will use MRI scans to measure brain changes over time. The goal is to understand the risks of long-term opioid use on brain health.

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.

Phase

Phase 2

Tests whether the treatment actually works, and watches for side effects, in a larger group.

Participants

About 200 people

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

Started

Apr 2025

Expected to finish

Dec 2029

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.

Ages

65 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

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: * 65 years of age or older * Pain for longer than 3 months (chronic) * Moderate to severe pain nearly every day (averaged PEG score \>5) * Persistent pain despite use of \>1 analgesic (Tylenol, Ibuprofen, lidocaine patch, etc) Exclusion Criteria: * Untreated severe/uncontrolled Mental health (schizophrenia, bipolar disorder, psychosis, history of suicidality, depression or anxiety, PTSD) * Severe liver (cirrhosis) or kidney disease (ESRD on dialysis or GFR\< 30) * Cognitive impairment (Kokmen Short Test of Mental Status score \< 29) * Life expectancy \< 12 months * Contraindications to MRI * Non-English speaking * Opioid use within the past 6 months * Contraindications or previous intolerance to prescription opioids * Substance use disorder or high-risk for opioid-related adverse effects (Opioid Risk Tool ≥ 8) * Residence outside of Minnesota or Wisconsin during opioid intervention period * Another pain generator that is greater than their knee or shoulder or low back pain * Anticipated surgery for joint replacement (Knee or shoulder) sooner than 3 months.

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Conditions

The condition(s) this trial relates to.

Chronic Pain chronic pain syndrome

As listed by the trial registrant

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

Pain, chronic

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

  • Mayo Clinic in Rochester

    RECRUITING

    Rochester, Minnesota, 55905, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.