pentobarbital will reduce the level or result of estropipate by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Use Warning/Keep track of.pentobarbital will minimize the extent or effect of etoposide by impacting hepatic/intestinal enzyme CYP3A4 metabolism. Use Caution/Keep track of.Immediately after stopping a CYP3A4 inducer, as the effects… Read More