“The IC50 values of ketoconazole (CAS 65 277-42-1) (approximately 3 micromol/l), quinidine (CAS 56-54-2) (approximately 5 … 481-61-9) (approximately 46 micromol/l), FK 506 (tacrolimus) (CAS 104 987-11-3) (approximately 53 micromol/l), naringenin (CAS 480-41-1) (… inhibitory effect on nifedipine (….”