New IV drug hopes to regrow hair in severe alopecia
NCT ID NCT07533006
First seen Jun 25, 2026 · Last updated Sep 09, 2026 · Updated 8 times
Summary
This study tests a new drug called LY4005130 for adults with severe alopecia areata, a condition causing significant hair loss. About 60 participants will receive either the drug or a placebo intravenously. The goal is to see if the drug can regrow hair and to check for side effects.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- LY4005130 (given intravenously)
- What this could lead to
- If it works, this could point toward a new treatment for severe hair loss from alopecia areata.
- What could go wrong
- This is an early phase 2 study with only 60 people. The drug may not work better than placebo, and side effects are unknown.
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 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
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About 60 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Apr 2026
- Expected to finish
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Oct 2027
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
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 50 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: * Have severe Alopecia Areata (AA) that meets all of the following criteria: * Hair loss encompassing ≥50% and ≤90% of the scalp, as measured by Severity of Alopecia Tool (SALT) score * The duration of the current episode of severe AA is at least 6 months and does not exceed 4 years * No significant spontaneous hair regrowth in the investigator's opinion for at least 6 months * Agree not to use any AA treatments during the study Exclusion Criteria: * Primarily "diffuse" type of AA (characterized by diffuse hair shedding) * Are currently experiencing other forms of alopecia * Participants who, in the opinion of the investigator, are currently experiencing or have a history of unstable concomitant disease that requires frequent hospitalizations, and/or frequent use of systemic immunosuppressants that may interfere with participation in the study * Have received oral JAK Inhibitors in the past * Have had any major surgery within 8 weeks prior to screening or will require major surgery during the study * Have a history or presence of cardiovascular, respiratory, hepatic, gastrointestinal, endocrine, hematological, neurological, or neuropsychiatric disorders or any other serious and/or unstable illness
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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
30 sites in 7 countries. 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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Beijing Friendship Hospital Affiliate of Capital University
NOT_YET_RECRUITINGBeijing, 100050, China
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Brigham and Women's Hospital
RECRUITINGBoston, Massachusetts, 02115, United States
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Center For Dermatology Clinical Research, Inc.
RECRUITINGFremont, California, 94538, United States
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Centrum Badan Klinicznych PI-House sp. z o.o.
RECRUITINGGdansk, 80-546, Poland
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Centrum Medyczne Ginemedica
RECRUITINGWroclaw, 50-414, Poland
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Chelsea and Westminster Hospital NHS Foundation Trust
NOT_YET_RECRUITINGLondon, SW10 9NH, United Kingdom
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Chung-Ang University Hospital
NOT_YET_RECRUITINGDongjak-gu, 06973, South Korea
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Cura Clinical Research - Santa Clarita - Kelly Johnson Parkway
RECRUITINGSanta Clarita, California, 91355, United States
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Dar Clinical Research - Ottawa - Hunt Club Road
RECRUITINGOttawa, K1V 1C1, Canada
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Dermedic Jacek Zdybski
RECRUITINGOstrowiec Świętokrzyski, 27-400, Poland
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Diamond Clinic
RECRUITINGKrakow, 31-559, Poland
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Erasmus Medisch Centrum
NOT_YET_RECRUITINGRotterdam, 3015 GD, Netherlands
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Health Clinical Research, LLC
RECRUITINGCutler Bay, Florida, 33189, United States
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Huashan Hospital, Fudan University
RECRUITINGShanghai, 200040, China
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Inha University Hospital
NOT_YET_RECRUITINGIncheon, 22332, South Korea
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Jeonbuk National University Hospital
NOT_YET_RECRUITINGJeonju, 54907, South Korea
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Jordan Valley Dermatology & Research Center
RECRUITINGSouth Jordan, Utah, 84095, United States
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Kelowna Health and Memory Centre
RECRUITINGKelowna, V1Y 5A8, Canada
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Kyung Hee University Hospital at Gangdong
NOT_YET_RECRUITINGSeoul, 05278, South Korea
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Northridge Clinical Trials
RECRUITINGNorthridge, California, 91325, United States
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Revival Research Institute, LLC
RECRUITINGTroy, Michigan, 48084, United States
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Royal London Hospital
RECRUITINGLondon, E1 1FR, United Kingdom
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Ryan Clinical Research Inc.
RECRUITINGNewmarket, L3Y 5G8, Canada
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SIMa Recherche
NOT_YET_RECRUITINGVerdun, H4G 2L8, Canada
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Salford Royal Hospital
NOT_YET_RECRUITINGSalford, M6 8HD, United Kingdom
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Seoul National University Hospital
NOT_YET_RECRUITINGSeoul, 03080, South Korea
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Shanghai Skin Disease Hospital
RECRUITINGShanghai, 200071, China
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Stracskin
RECRUITINGPortsmouth, New Hampshire, 03801, United States
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Texas Dermatology and Laser Specialists - San Antonio - South New Braunfels Avenue
RECRUITINGSan Antonio, Texas, 78235, United States
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Tianjin Medical University General Hospital
NOT_YET_RECRUITINGTianjin, 300052, China
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Can an oral drug tame hair loss? 7,500-Patient study tracks ritlecitinib in real life
- A glow of hope: UV imaging may reveal how well hair loss treatment will work
- Can we predict the path of chronic skin disease?
- Can a new pill help teens regrow hair lost to alopecia?
- Can allergy and glaucoma drugs regrow hair when delivered by microneedling?
- Can a daily pill bring back hair in severe alopecia?