Pentobarbital will lessen the extent or result of fosamprenavir by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Use Warning/Keep track of. pentobarbital will reduce the extent or result of meloxicam by affecting hepatic enzyme CYP2C9/ten metabolism. Small/Importance Unknown. pentobarbital increases toxicity of ifosfamide by affecting hepatic/intestinal enzyme CYP3A4 metaboli... https://johnx555piw8.liberty-blog.com/profile