Drug Interactions in the Treatment of Malignancy in HIV-Infected Patients.

The number of patients with HIV (human immunodeficiency virus) requiring treatment for malignancy is increasing worldwide. Concurrent treatment of HIV and malignancy is complicated by unpredictable drug-drug interactions, which can cause potentially life-threatening toxicities and ineffective treatment of either disease. This article aims to provide a practical approach to drug interactions and their management in this context to help deliver effective and safe treatment of both the malignancy and HIV.