3D Medicines Inc. has announced the successful administration of the first dose in humans for their novel radioactive drug conjugate 3D1015, referred to as 177Lu-PSMA-3D1015. This development is part of a clinical study aimed at evaluating the safety and preliminary efficacy of 3D1015 in patients with PSMA-positive metastatic castration-resistant prostate cancer (mCRPC), a group with significant unmet clinical needs. The trial will focus on assessing the drug's safety profile, radiation dosimetry, and collecting extensive pharmacokinetic data and dose-exploration findings. These results will offer critical clinical evidence needed for determining dosage and managing risks in future registrational clinical trials. The company has not yet presented results from this study and advises shareholders and potential investors to exercise caution when dealing with the company's shares.