NCIt definition : A synthetic, non-nucleoside reverse transcriptase inhibitor. In combination with other
anti-retroviral drugs, this agent has been shown to reduce HIV viral load and increase
CD4 leukocyte counts in patients. As an inhibitor of the cytochrome P450 system, delavirdine
may result in increased serum levels of co-administered protease inhibitors metabolized
by the cytochrome P450 system.;