Antifungal prophylaxis in cancer patients who are undergoing chemotherapy i
s associated with prolonged neutropenia. We measured the effect of fluconaz
ole on doxorubicin pharmacokinetics in nonhuman primates to determine if ne
utropenia is related to a pharmacokinetic interaction that delays the clear
ance of the chemotherapeutic agent. Fluconazole pretreatment had no effect
on doxorubicin pharmacokinetics.