posaconazole will improve the amount or impact of diazepam by impacting hepatic/intestinal enzyme CYP3A4 metabolism. Use Warning/Observe.istradefylline will improve the stage or impact of diazepam by impacting hepatic/intestinal enzyme CYP3A4 metabolism. Use Warning/Observe.levonorgestrel oral/ethinylestradiol/ferrous bisglycinate will enhance the