pentobarbital will reduce the level or impact of diazepam buccal by influencing hepatic/intestinal enzyme CYP3A4 metabolism. Use Warning/Monitor. Powerful or reasonable CYP3A4 inducers may maximize amount of diazepam elimination; thus, efficacy of diazepam can be reduced.pentobarbital will minimize the extent or influence of ombitasvir/paritaprevir