pentobarbital will reduce the extent or effect of cilostazol by impacting hepatic/intestinal enzyme CYP3A4 metabolism. Use Caution/Monitor.pentobarbital will reduce the level or effect of ramelteon by impacting hepatic/intestinal enzyme CYP3A4 metabolism. Slight/Importance Not known.pentobarbital will reduce the extent or outcome of eplerenone by a… Read More