Katsuhiro Ohyama

Tokyo, Japan

Last Updated: 09/26/2026

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Found 24 publications

Virtual internal exposures of lansoprazole administered to cytochrome P450 2C19 poor metabolizers estimated by simplified physiologically based pharmacokinetic modeling.

Virtual internal exposures of lansoprazole administered to cytochrome P450 2C19 poor metabolizers estimated by simplified physiologically based pharmacokinetic modeling.

Journal: The Journal of toxicological sciences

Published: May 31, 2026

Association Between Dipeptidyl Peptidase-4 Inhibitor Use and Acute Kidney Injury in Patients With Diabetes Mellitus: A Disproportionality Analysis Based on the FAERS.

Association Between Dipeptidyl Peptidase-4 Inhibitor Use and Acute Kidney Injury in Patients With Diabetes Mellitus: A Disproportionality Analysis Based on the FAERS.

Journal: In vivo (Athens, Greece)

Published: December 24, 2025

Association between incretin-related drugs and fractures in patients treated with pioglitazone: A pharmacovigilance study using the FDA Adverse Event Reporting System.

Association between incretin-related drugs and fractures in patients treated with pioglitazone: A pharmacovigilance study using the FDA Adverse Event Reporting System.

Journal: International journal of clinical pharmacology and therapeutics

Published: October 22, 2025

Virtual Hepatic and Plasma Exposures of Voriconazole Administered to Cytochrome P450 2C19 Poor Metabolizers Predicted by Simplified and Full Pharmacokinetic Modeling Systems: Possible Causal Factor for Hepatic Disorders Seen in a Japanese Database.

Virtual Hepatic and Plasma Exposures of Voriconazole Administered to Cytochrome P450 2C19 Poor Metabolizers Predicted by Simplified and Full Pharmacokinetic Modeling Systems: Possible Causal Factor for Hepatic Disorders Seen in a Japanese Database.

Journal: Biological & pharmaceutical bulletin

Published: August 31, 2025

Time-to-Onset Analysis of Rhabdomyolysis Associated With Selective Serotonin and Serotonin-Noradrenaline Reuptake Inhibitors Using the Japanese Pharmacovigilance Database.

Time-to-Onset Analysis of Rhabdomyolysis Associated With Selective Serotonin and Serotonin-Noradrenaline Reuptake Inhibitors Using the Japanese Pharmacovigilance Database.

Journal: In vivo (Athens, Greece)

Published: January 31, 2025

Modeled Hepatic/Plasma Exposures of Omeprazole Prescribed Alone in Cytochrome P450 2C19 Poor Metabolizers Are Likely Associated with Hepatic Toxicity Reported in a Japanese Adverse Event Database.

Modeled Hepatic/Plasma Exposures of Omeprazole Prescribed Alone in Cytochrome P450 2C19 Poor Metabolizers Are Likely Associated with Hepatic Toxicity Reported in a Japanese Adverse Event Database.

Journal: Biological & pharmaceutical bulletin

Published: May 26, 2024

Modeled Hepatic/Plasma Exposures of Fluvastatin Prescribed Alone in Subjects with Impaired Cytochrome P450 2C9*3 as One of Possible Determinant Factors Likely Associated with Hepatic Toxicity Reported in a Japanese Adverse Event Database.

Modeled Hepatic/Plasma Exposures of Fluvastatin Prescribed Alone in Subjects with Impaired Cytochrome P450 2C9*3 as One of Possible Determinant Factors Likely Associated with Hepatic Toxicity Reported in a Japanese Adverse Event Database.

Journal: Biological & pharmaceutical bulletin

Published: March 18, 2024

Time-to-onset Analysis of Rhabdomyolysis due to Different Proton Pump Inhibitors Using a Pharmacovigilance Database.

Time-to-onset Analysis of Rhabdomyolysis due to Different Proton Pump Inhibitors Using a Pharmacovigilance Database.

Journal: In vivo (Athens, Greece)

Published: January 12, 2024

Pharmacokinetic Models Scaled-up from Humanized-liver Mouse Data Can Account for Drug Monitoring Results of Atomoxetine and Its 4-Hydroxylated and N-Demethylated Metabolites i n Pediatric Patients Genotyped for Cytochrome P450 2D6.

Pharmacokinetic Models Scaled-up from Humanized-liver Mouse Data Can Account for Drug Monitoring Results of Atomoxetine and Its 4-Hydroxylated and N-Demethylated Metabolites i n Pediatric Patients Genotyped for Cytochrome P450 2D6.

Journal: Drug metabolism and disposition: the biological fate of chemicals

Published: July 30, 2023

Association of Torsade de Pointes and QT Prolongation With Antifungal Triazoles: Analysis Using a Pharmacovigilance Database.

Association of Torsade de Pointes and QT Prolongation With Antifungal Triazoles: Analysis Using a Pharmacovigilance Database.

Journal: In vivo (Athens, Greece)

Published: June 20, 2023

Plasma and Hepatic Exposures of Celecoxib and Diclofenac Prescribed Alone in Patients with Cytochrome P450 2C9*3 Modeled after Virtual Oral Administrations and Likely Associated with Adverse Drug Events Reported in a Japanese Database.

Plasma and Hepatic Exposures of Celecoxib and Diclofenac Prescribed Alone in Patients with Cytochrome P450 2C9*3 Modeled after Virtual Oral Administrations and Likely Associated with Adverse Drug Events Reported in a Japanese Database.

Journal: Biological & pharmaceutical bulletin

Published: April 16, 2023

Inverse association between DPP-4 inhibitor use and fracture in older adults: A disproportionality analysis of the FAERS and JADER.

Inverse association between DPP-4 inhibitor use and fracture in older adults: A disproportionality analysis of the FAERS and JADER.

Journal: International journal of clinical pharmacology and therapeutics

Published: November 11, 2022

Showing 1-12 of 24

Last Updated: 09/26/2026