New hope for painful skin condition: experimental drug LAD328 enters phase 2 trial
NCT ID NCT07547813
First seen Jun 27, 2026 · Last updated Aug 18, 2026 · Updated 2 times
Summary
This study tests whether the experimental drug LAD328 can reduce symptoms of hidradenitis suppurativa, a chronic skin condition causing painful lumps. About 50 adults with moderate-to-severe disease will receive either LAD328 or a placebo. The main goal is to see if the drug leads to a 55% or greater reduction in disease severity scores.
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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 50 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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May 2026
- Expected to finish
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Apr 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 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: * Male or female between 18 and 65 years old inclusive. * A diagnosis of moderate-to-severe HS defined as a total of \>=5 inflammatory lesions (i.e., number of abscesses plus number of inflammatory nodules) at both the Screening and Baseline visits, with a clinical history of HS for at least 6 months. * HS lesions present in at least 2 distinct anatomic areas (e.g., left and right axilla), one of which must be at least Hurley Stage II or Hurley Stage III at both the Screening and Baseline visits. * History of inadequate response, or intolerance or contraindication, to a course of a systemic antibiotics for treatment of HS at the Screening visit. * Agree to regularly use, over-the-counter topical antiseptics on their HS lesions throughout the entirety of the study. * Participants who are woman of child-bearing potential (WOCBP) and male participants must agree to the requirements for the avoidance of pregnancy and exposure of the participant's partner to LAD328 during the trial. Exclusion Criteria: * HS with \>20 draining tunnels either at the Screening or Baseline visits. * Ongoing medical conditions (e.g., inflammatory bowel disease, rheumatoid arthritis, systemic lupus erythematosus and sarcoidosis) requiring systemic immunosuppressive/immunomodulating treatments (e.g., methotrexate, ciclosporin, corticosteroids, cytokine-targeted therapy and JAK inhibitors) during the trial. * Known or suspected hypersensitivity to trial product or any of its excipients. * Hypersensitivity or systemic reaction to a prior biologic (antibody-based) therapy (regardless of indication), that was clinically significant, as per judgment of Investigator. * Prior treatment with LAD328. * Live and attenuated vaccinations 4 weeks prior Pre-treatment or is planning to receive any such vaccine during the trial. * Females who are pregnant or breast-feeding or seeking to become pregnant during the trial.
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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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Alm Site 1
RECRUITINGWarsaw, Masovian Voivodeship, 02-953, Poland
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Can an injected drug calm the painful flares of hidradenitis suppurativa?
- Nanobody drug tested against painful skin condition
- Can a mediterranean diet tame hidradenitis suppurativa?
- Can we predict the path of chronic skin disease?
- Can a pill that degrades IRAK4 tame autoimmune inflammation?
- Could childhood trauma fuel skin inflammation?