In one aspect, a method for treating a subject having a hyperproliferative disorder is disclosed, including administering to the subject a composition including: IPM, an IPM analog, or a pharmaceutically acceptable salt thereof in the dosage from about 70 mg/m2/day to about 160 mg/m2/day etoposide in the dosage up to about 100 mg/m2/day and one or more of carboplatin, cisplatin, oxaliplatin, picoplatin, or a combination thereof in the dosage of from AUC 2 mg/mL/min to AUC 7 mg/mL/min wherein the treatment does not result in a dose limiting toxicity.