MoonLake Immunotherapeutics operates as a clinical-stage biopharmaceutical company, concentrating its efforts on discovering and developing novel therapies. The company's primary focus is the advancement of Sonelokimab, an innovative, investigational Nanobody-based treatment engineered to target inflammatory conditions. Currently, Sonelokimab is undergoing mid-stage (Phase II) clinical trials for a range of inflammatory diseases, including hidradenitis suppurativa, psoriatic arthritis, and both ankylosing spondylitis and radiographic axial spondyloarthritis.