<p>Increased risk of granulocytopenia with cisplatin. Increased risk of neurotoxicity with paclitaxel, itraconazole, ketoconazole. Increased radiosensitising effects with prior or concomitant radiation therapy. Increased pulmonary toxicity with mitomycin. Increased myelotoxicity with zidovudine. Earlier onset and/or an increased severity of side effects with CYP3A inhibitors. Possible increase in vincristine levels with aprepitant. Possible infection with live vaccines.</p>