In- vivo forsøg med simvastatin, midazolam og cisaporid viste poetnt hæmning af intestinal CYP3A4 og moderat hæmning af hepatisk CYP3A4.
In vivo studies with simvastatin, midazolam and cisapride have demonstrated a potent inhibition of intestinal CYP3A4 and a moderate inhibition of hepatic CYP3A4.