TABLE 7

Preferred in vivo probe P450 substrates



Substrate
P450
November 1999 FDA Guidance for Industry In Vivo Drug Metabolism/Drug Interaction Studies...
Basel Conference (November 2000), sponsored by the FDA, EUFEPS, and AAPS (Tucker et al., 2001)
CYP1A2 Theophylline Caffeine
CYP2B6 Bupropion
CYP2C9 S-Warfarin Tolbutamide
CYP2C19 S-Mephenytoin, omeprazole
CYP2D6 Desipramine Debrisoquine (not available in the United States) dextromethorphan
CYP2E1 Chlorzoxazone
CYP3A
Midazolam, buspirone, felodipine, simvastatin, lovastatin
Midazolam (i.v. ± p.o.), p.o. midazolam + i.v. erythromycin, simvastatin, atorvastatin