pentobarbital decreases amounts of amphotericin B deoxycholate by inhibition of GI absorption. Applies only to oral sort of the two brokers. Small/Importance Unidentified.pentobarbital will decrease the level or impact of bazedoxifene/conjugated estrogens by influencing hepatic/intestinal enzyme CYP3A4 metabolism. Use Caution/Keep an eye on.pentoba