^aDepartment of Clinical Pharmacokinetics, Division of Pharmaceutical Sciences, Graduate School, Kyushu University, Fukuoka and ^bDepartment of Hospital Pharmacy, Faculty of Medicine, Tottori University, Tottori, Japan

Received 22 May 2000; accepted 1 September 2000

Correspondence to I. Ieiri, Department of Hospital Pharmacy, Faculty of Medicine, Tottori University, Nishi-machi 36–1, Yonago, 683–8504, Japan Tel: +81 859 34 8385; fax: +81 859 34 8087; e-mail: [email protected]