New drug S-4321 tested for multiple autoimmune conditions

NCT ID NCT07455578

First seen Mar 12, 2026 · Last updated May 14, 2026 · Updated 7 times

Summary

This early-phase study tests an experimental drug called S-4321 in 24 adults with autoimmune diseases like rheumatoid arthritis, psoriasis, lupus, or eczema. The main goal is to check safety and how the body processes the drug. Researchers will also look at early signs of effectiveness 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

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Conditions

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