In vitro metabolismeundersøgelser har vist, at CYP2D6 og i mindre omfang CYP3A4 og CYP1A2 isoenzymerne er involveret i metabolismen af palonosetron.
In vitro metabolism studies have shown that CYP2D6 and to a lesser extent, CYP3A4 and CYP1A2 isoenzymes are involved in the metabolism of palonosetron.