pentobarbital will minimize the extent or result of fosamprenavir by influencing hepatic/intestinal enzyme CYP3A4 metabolism. Use Warning/Keep track of.pentobarbital will reduce the level or outcome of bortezomib by impacting hepatic/intestinal enzyme CYP3A4 metabolism. Use Caution/Keep track of.Observe Closely (1)pentobarbital will lessen the exte