New drug S-4321 aims to tame overactive immune system

NCT ID NCT07455578

First seen Mar 12, 2026

Summary

This early-stage study tests a new drug called S-4321 in 24 adults with autoimmune diseases like rheumatoid arthritis, psoriasis, lupus, or eczema. The goal is to check safety and how the drug affects the body. Participants receive multiple doses and are monitored for side effects and immune system changes.

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This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Novatrials

    RECRUITING

    Charlestown, New South Wales, 2290, Australia

    Contact Phone: •••-•••-•••• Email: •••••@•••••

  • University of the Sunshine Coast Clinical Trials, Birtinya

    RECRUITING

    Birtinya, Queensland, 4575, Australia

    Contact Phone: •••-•••-•••• Email: •••••@•••••

Conditions

The condition(s) this trial relates to.

atopic eczema autoimmune disease cutaneous lupus erythematosus psoriasis psoriatic arthritis rheumatoid arthritis

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.