◎Positive correlation between organic anion transporter 1B function indicated by plasma concentration of coproporphyrin-I and blood concentration of cyclosporin A in real-world patients. Tanaka R, Watanabe T, Suzuki Y, Sato H, Negami J, Yoshijima C, Oda A, Ono H, Tatsuta R, Ohno K, Itoh H. American Society for Clinical Pharmacology and Therapeutics 2023 Annual Meeting (Atlanta, USA) 2023.3

◎Impact of inflammation on intra-individual variation in trough voriconazole concentration in patients with hematological malignancies. Tanaka R, Maeda Y, Tatsuta R, Takano K, Hashimoto T, Ogata M, Hiramatsu K, Itoh H. 21st Congress of the International Association of Therapeutic Drug Monitoring & Clinical Toxicology (IATDMCT) 2023 (Oslo, Norway) 2023.9

◎A comparison of free concentrations and fractions in vivo between unchanged form and active metabolite of itraconazole using UHPLC-MS/MS assay with equilibrium dialysis. Iwao M, Tanaka R, Suzuki Y, Hashimoto T, Tatsuta R, Hiramatsu K, Itoh H. 21st Congress of the International Association of Therapeutic Drug Monitoring & Clinical Toxicology (IATDMCT) 2023 (Oslo, Norway) 2023.9

◎Medical supply transport to evacuation shelters by drone: proposal of oita model using rendezvous points of air ambulance. Ishihara Y, Otsubo Y, Hayashi K, Kuranari M, Wakuda H, Oikawa I, Kai M, Yamamura Y, Tatsuta R, Tsukamoto N, Takenaka R, Kakimoto K, Itoh H, Abe R, Tokumaru O, Uemura N. American Society for Clinical Pharmacology and Therapeutics 2024 Annual Meeting (Colorado Springs, USA) 2024.3

◎Pharmacokinetic and pharmacodynamic relationships of intranasally administered and intramuscularly injected epinephrine. van Haarst A, Paglialunga S, Spirito MD, Lambart A, Hunt A, Vinks AA, Mizuno T, Tanaka R, Rance K, Dworaczyk D. American Society for Clinical Pharmacology and Therapeutics 2024 Annual Meeting (Colorado Springs, USA) 2024.3