This trial is a single-center, open-label designed investigator-initiated clinical study (IIT) to investigate the safety, tolerability, PK, PD, immunogenicity, and preliminary efficacy of multiple doses of WTX221 infusion combined with a single dose of the immunosuppressive agent cyclophosphamide (CTX) to induce immune tolerance. The trial consisted of a Screening Period (14 days), a First Dose Period (30 days), a Second Dose Period (30 days), and a Safety Follow-up Period (150 days) for a total of 224 days.
Age range
18 Years
Sex
ALL
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The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.
A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.
To evaluate the safety and tolerability of multiple doses of WTX221 infusion combined with a single dose of cyclophosphamide in patients with refractory gout.
Timeframe: from the first WTX221 infusion to 210 days