• Alumis' A-005, a selective TYK2 inhibitor, demonstrates successful blood-brain barrier penetration in a Phase 1 trial with healthy subjects.
• The trial confirms A-005's safety, tolerability, and favorable pharmacokinetics, showing significant drug exposure in the cerebral spinal fluid.
• A-005 achieves maximal TYK2 inhibition in the periphery, with drug levels in CSF comparable to or exceeding those in plasma.
• Alumis plans to advance A-005 to a Phase 2 clinical trial for multiple sclerosis in the second half of 2025.