Can a new drug called ZP9830 calm psoriasis Flare-Ups?
NCT ID NCT07733089
First seen Jul 29, 2026 · Last updated Jul 30, 2026 · Updated 1 time
Summary
This trial investigates whether an experimental drug, ZP9830, can safely improve symptoms of plaque psoriasis when taken over 8 weeks. The study includes adults with stable plaque psoriasis who have at least two visible plaques. Researchers will monitor side effects, measure how the drug moves through the body, and check for any reduction in skin plaques.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- an experimental drug called ZP9830
- What this could lead to
- If it works, this could point toward a new treatment option for plaque psoriasis that reduces skin plaques and symptoms.
- What could go wrong
- This is an early-phase trial with only 32 participants, so results may not apply to everyone. The drug's safety and effectiveness are still unproven, and side effects are possible.
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 32 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jul 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 60 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: * Participants with a confirmed diagnosis of psoriasis (stable plaque psoriasis ≥ 2 months). * Participants who have ≥ 2 vulgar psoriatic plaques. * BMI within the range 18.0-35.0 kg/m2 (inclusive). * Further inclusion criteria apply. Exclusion Criteria: * Erythrodermic, predominantly guttate, exclusively palmar/plantar, or generalized pustular psoriasis. * Current drug-induced or aggravated psoriasis (e.g., a new onset of psoriasis or an exacerbation of psoriasis from beta-blockers, calcium-channel blockers, or lithium carbonate). * Any clinically significant abnormalities, as judged by the investigator, in laboratory test results (including hematology, biochemistry, and urinalysis). * Any clinically significant abnormal findings during the standardized neurological examination conducted at screening. * Use of any concurrent systemic medications that could affect psoriasis or psoriasis evaluation, including corticosteroids, retinoids, cyclosporine, methotrexate, PDE4s (phosphodiesterase 4), or biologic agents within 30 days prior to IMP administration or planned to use during the course of the trial. * Use of concurrent topical medications containing corticosteroids, retinoids, calcitriol or other topical medication relevant to psoriasis treatment (must be discontinued at least 2 weeks prior to baseline). * Use of any biologic or advance systemic therapies for any autoimmune disease within the last 12 months. * Use of UVA, PUVA, or UVB therapy and tanning beds within 4 weeks of baseline or during trial participation. * Further exclusion criteria apply.
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Genom att skicka in godkänner du våra Användarvillkor
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 study's own enquiry address
This study publishes an address for enquiries. See it below .
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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
Show contact details
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Genom att skicka in godkänner du våra Användarvillkor
Locations
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Centre for Human Drug Research
RECRUITINGLeiden, South Holland, 2333 CL, Netherlands
Contact Email: •••••@•••••
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