fentanyl iontophoretic transdermal program and pentobarbital the two increase sedation. Keep away from or Use Alternate Drug. Restrict use to individuals for whom choice treatment method choices are inadequatepentobarbital increases toxicity of ifosfamide by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Use Caution/Observe. CYP3A4 inducers… Read More