On reaching the location of a cancer cell, the delivery system releases the drug with a degree of precision that avoids damaging healthy cells and increases the drug's reliability and effectiveness. It helps to extend a patient's life and to ease symptoms such as hair loss and nausea that often plague late-stage cancer patients undergoing chemotherapy.
利用這種精確性，藥物可以避免損害正常細胞，提升了用藥的可靠性和效能，延長病患壽命，而癌末病患常見的掉髮及嘔吐等副作用也得以緩解。