Disclosed is a use of a dihydropyridine calcium antagonist in treating a cancer. By administering an effective amount of the dihydropyridine calcium antagonist to a cancer patient, the present invention can effectively inhibit metastasis, and reduce cancer cell proliferation and increase the survival rate of the cancer patient.本發明係揭露二氫吡啶類鈣拮抗劑用於治療癌症之用途,其藉由投予一有效量之二氫吡啶類鈣拮抗劑至一癌症患者,可以有效抑制癌症移轉、降低癌細胞增生,以達到提高癌症患者存活率之功效。