New pill could clear psoriasis skin in weeks
NCT ID NCT07150988
First seen Jun 25, 2026 · Last updated Jun 26, 2026 · Updated 1 time
Summary
This phase 2 trial tests an oral drug called HSK44459 for adults with moderate to severe plaque psoriasis. About 150 participants will receive either the drug or a placebo for 16 weeks. The main goal is to see if the drug can reduce psoriasis skin symptoms by at least 75%.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- HSK44459 (oral drug)
- What this could lead to
- If successful, this could lead to a new oral treatment option for people with moderate to severe plaque psoriasis, helping clear skin symptoms.
- What could go wrong
- This is an early phase 2 trial with only 150 people, so results may not apply to everyone. The drug may not work better than placebo, and side effects are still being studied.
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 150 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Sep 2025
An estimate. Start dates often move.
- Expected to finish
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Nov 2026
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 years and older
- 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.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Fully understand and voluntarily participate this trial, and sign the informed consent form; * Age≥18 years, regardless of gender; * Plaque psoriasis; * A candidate for systemic therapy; * Agree to use a highly effective method(s) of from the signing of the informed consent form to 3 months post-treatment. Exclusion Criteria: * Can not discontinue the prohibited medications specified in the protocol before the first dose and throughout the entire study period; * Laboratory abnormalities with clinical significance; * Forms of psoriasis other than chronic plaque-type; * Presence of other dermatological or autoimmune diseases; * Presence of active infection requiring systemic therapy; * Has undergone or plans to undergo major surgery; * History of cardiovascular or cerebrovascular diseases; * History of suicide attempts or major psychiatric disorders; * History of malignant tumors; * History of gastrointestinal surgery or diseases that may have impact on the study; * History of drug abuse, illicit drug use, or alcohol abuse; * History of severe drug allergies; * Pregnant or lactating women; * Subjects with any other factor considered by the investigator to be ineligible for participation in 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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Hangzhou First People's Hospital
Hangzhou, Zhejiang, China
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