A pharmaceutical preparation comprising at least one L-ascorbic acid derivative and at least one antimalignant tumor agent, wherein said L-ascorbic acid derivative provides, on culturing zooblast for 20 hours in a culture medium containing the L-ascorbic acid derivative in a concentration of 5 &mgr;M, an L-ascorbic acid intracellular cumulative amount equal to or greater than that obtained by culturing the zooblast in a culture medium containing magnesium L-ascorbic acid-2-phosphate in a concentration of 50 &mgr;M. Also disclosed is a method of inhibiting cancer metastasis which comprises administering to a person in need of such treatment a dosage effective amount of the L-ascorbic acid derivative. Also disclosed is a method of treating cancer which comprises administering to a person in need of such treatment a dosage effective amount of the pharmaceutical preparation.
一种药物制剂,包括至少一种L-
抗坏血酸衍
生物和至少一种抗恶性肿瘤剂,其中所述L-
抗坏血酸衍
生物在含有浓度为5&mgr;M的L-
抗坏血酸衍
生物培养20小时后,细胞内L-
抗坏血酸累积量等于或大于在含有浓度为50&mgr;M的L-
抗坏血酸-2-
磷酸镁的
培养基中培养动物细胞所获得的L-
抗坏血酸累积量。还公开了一种抑制癌症转移的方法,该方法包括向需要这种治疗的人施用一定剂量有效量的L-
抗坏血酸衍
生物。还公开了一种治疗癌症的方法,该方法包括向需要这种治疗的人施用一定剂量有效量的药物制剂。