Inhibitor | IC50 |
---|---|
μM | |
Cyclosporin | 1.0 |
Ursodeoxycholic acid | 3.6 |
Cholic acid | 5.3 |
(R)-Propranolol | 5.5 |
(S)-Propranolol | 6.1 |
Bromosulfophthalein | 7.3 |
Furosemide | 15 |
Ketoconazole | 264 |
Values are inhibitory constant, IC50, derived from studies (n = 3) carried out on 3 or more study days.