Phenobarbital will lessen the extent or result of bortezomib by influencing hepatic/intestinal enzyme CYP3A4 metabolism. Use Caution/Watch. elvitegravir/cobicistat/emtricitabine/tenofovir DF improves levels of bortezomib by influencing hepatic/intestinal enzyme CYP3A4 metabolism. armodafinil will lessen the extent or impact of bortezomib by impacting hepatic/intestinal enzyme CYP3A4 m... https://neoglycyrol12233.kylieblog.com/27212890/ritobegron-hcl-an-overview