phenobarbital will reduce the extent or effect of diazepam buccal by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Use Caution/Keep an eye on. Sturdy or average CYP3A4 inducers may perhaps maximize price of diazepam elimination; therefore, efficacy of diazepam may be lessened.Barbiturates may possibly impair the psychological and/or Bodily