Figure 3. Reversed-phase-high performance liquid chromatography (RP-HPLC) profiles of Lu-177-PSMA-617 (the RP-HPLC elution time of radioligand is in between 11.7-11.96 min) in urine after 200 mCi injection of radioligand in a patient A) at 3 h, B) at 5 h, C) at 15 h, D) at 24 h.