Hypersensitivity to barbiturates or any ingredient from the formulation; ; history of manifest or latent porphyria butabarbital will minimize the level or effect of sufentanil by influencing hepatic/intestinal enzyme CYP3A4 metabolism. Minor/Importance Unknown. butabarbital will reduce the extent or result of hydrocortisone by impacting hepatic/intestinal enzyme CYP3A4 metabolism. Use... https://carlv763nnn3.homewikia.com/user