This record was last updated April 13, 2026 (before its estimated August 14, 2026 completion). Its status may not reflect the trial's current state.
Summary
Phase 1, single center, randomized, double blind, placebo controlled SAD study assessing safety, tolerability, PK, PD, and immunogenicity of HB2198 after a single IV infusion in healthy adults. Four dose levels will be explored with sentinel participants per cohort. Approximately 32 participants (6 HB2198:2 placebo per cohort) will be followed for \~2 months, with extended follow up if B-cell counts remain suppressed.