Etoposide dosing challenges in a testicular cancer patient with hepatic impairment and drug-drug interactions–a case report

This case shows that monitoring of etoposide plasma concentrations can be beneficial in complex clinical scenarios involving organ dysfunction and/or potential drug-drug interactions. This is especially important in curative treatment to avoid under dosing. This case report highlights the challenges of dosing etoposide in a patient with cystic fibrosis and liver cirrhosis who is taking multiple drugs that may interact with etoposide. The patient should be monitored closely on how the treatment is tolerated and the dose should be adjusted accordingly.