Old diabetes pill may ease MS nerve pain – early trial begins
NCT ID NCT07221799
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This early study tests whether an extended-release form of glibenclamide (glyburide), a diabetes drug, can safely reduce nerve pain in people with multiple sclerosis. Ten adults with MS and moderate-to-severe nerve pain will receive either the drug or a placebo. The main goal is to check safety and how the drug behaves in the body, not yet to prove it works for pain.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- glibenclamide (glyburide) oral extended release pill
- What this could lead to
- If it works, this could point toward a new way to manage nerve pain in multiple sclerosis without strong opioids.
- What could go wrong
- This is a very early Phase 1 safety study with only 10 people. It is not designed to prove the drug works for pain, and glibenclamide can lower blood sugar, which may cause side effects.
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
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Phase 1
The first testing in people. Mainly checks safety and dose, usually in a small group.
- Participants
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About 10 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Sep 2026
An estimate. Start dates often move.
- Expected to finish
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Sep 2029
An estimate. End dates often move.
- Lead sponsor
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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
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18 to 65 years
- Sex
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Anyone
- Healthy volunteers
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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 Hide 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: 1. Age 18-65 2. Diagnosis of multiple sclerosis per the 2017 Revised McDonald Criteria 3. Score of ≥ 19 on the painDETECT questionnaire Exclusion Criteria: 1. Severe renal disorder from the patient's history (e.g., dialysis) or eGFR of \< 30 ml/min.1.73m2 2. Severe liver disease, or ALT \> 3 times upper limit of normal or bilirubin \>2 times normal 3. Acute ST elevation myocardial infarction, and/or acute decompensated heart failure, and/or QTc \> 520 ms, and/or known history of cardiac arrest (PEA, VT, VF, asystole), and/or admission for an acute coronary syndrome, myocardial infarction, or coronary intervention within the past 3 months 4. T2DM treated with insulin or oral medication 5. Blood glucose \< 55 mg/dL at enrollment or immediately prior to administration of study drug or a clinically significant history of hypoglycemia. 6. Known sulfonylurea treatment within 7 days. Sulfonylureas include glyburide/glibenclamide (Diabeta, Glynase); glyburide plus metformin (Glucovance); glimepiride (Amaryl); repaglinide (Prandin); nateglinide (Starlix); glipizide (Glucotrol, GlibeneseR, MinodiabR); gliclazide (DiamicronR); tolbutamide (Orinase, Tolinase); glibornuride (Glutril) 7. Known allergy to sulfa or specific allergy to sulfonylurea drugs 8. Known G6PD enzyme deficiency 9. Pregnancy. Women must be either postmenopausal, permanently sterilized or, if ≤50 years old must have a negative test for pregnancy obtained before enrollment 10. Breast-feeding women who do not agree to stop breastfeeding during Study Drug infusion and for 7 days following the end of Study Drug infusion
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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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
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University of Maryland School of Medicine
Baltimore, Maryland, 21201, United States
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Other studies related to the condition(s) this trial covers.
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