In vitro- studier med humane levermikrosomer indikerer, at oxidativ metabolisme af nevirapin er medieret primært af cytokrom P450- isozymer fra CYP3A- familien, selvom andre isozymer kan have en sekundær rolle.
In vitro studies with human liver microsomes suggest that oxidative metabolism of nevirapine is mediated primarily by cytochrome P450 isozymes from the CYP3A family, although other isozymes may have a secondary role.