Butabarbital will reduce the extent or outcome of nifedipine by influencing hepatic/intestinal enzyme CYP3A4 metabolism. Small/Significance Mysterious. butabarbital will lower the extent or influence of midazolam by influencing hepatic/intestinal enzyme CYP3A4 metabolism. Use Warning/Check. butabarbital will reduce the extent or result of cannabidiol by affecting hepatic/intestinal en... https://hermannh333xrf4.blogunteer.com/profile