News
selectION Demonstrates Safety and Disease-Modifying Mechanism of Action of its Investigational Drug, si-544, in Phase 1b Proof-of-Concept Trial in Psoriasis, a T Cell-Mediated Autoimmune Disease

- Disease modifying mechanism of action: short treatment course results in significant and durable clinical response in psoriasis patients
- si-544 is the first highly potent and selective Kv1.3 blocker to safely achieve patient plasma levels suitable for high target engagement
- Excellent safety and tolerability consistent with prior clinical experience; no dose-limiting toxicities and no serious safety signals observed
- Full immunocompetence maintained in si-544 treated patients; no immunosuppression
selectION, Inc. (“selectION” or the “Company”), a clinical-stage biopharmaceutical company developing novel treatments for T cell-mediated autoimmune diseases, today announced the successful completion of its phase 1b proof-of-concept trial evaluating si-544, a first-in-class Kv1.3 blocker in patients diagnosed with psoriasis vulgaris.


