EANM 2025: 225Ac-SSO110 Data Supports the Advancement for ES-SCLC and MCC

“These oral presentations demonstrate Ariceum’s commitment to leading innovation in targeted radiotherapeutics,” said Germo Gericke, MD, Chief Medical Officer of Ariceum Therapeutics. “For the first time, we are presenting data showing minimal in-vivo redistribution of daughter radionuclides with 225Ac-SSO110, a non-internalizing SSTR2 antagonist, an important advance in our understanding of targeted alpha therapy. In parallel, our SANTANA-225 study showcases an innovative, first‑in-class approach for patients with ES‑SCLC and MCC. With the SANTANA-225 initial safety readout expected in 2026 and preliminary efficacy in 2027, we remain committed to setting new standards in both research and patient care for diseases with high unmet needs.”

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