Check Intently (1)istradefylline will boost the degree or outcome of diazepam by influencing hepatic/intestinal enzyme CYP3A4 metabolism.diazepam will raise the level or impact of isavuconazonium sulfate by impacting hepatic/intestinal enzyme CYP3A4 metabolism. Use Warning/Keep an eye on.Paradoxical reactions may happen together with hallucinations