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Masashi Hirayama

Observed names: M. Hirayama, Masashi HIRAYAMA
ORCID: 0009-0008-6217-167X
Observed ORCID: 0009-0008-6217-167X
OpenAlex ID: A5010302035
GPR40‐induced insulin secretion by the novel agonist TAK‐875: first clinical findings in patients with type 2 diabetes
2011 · T. Araki, M. Hirayama, et al. · Diabetes Obesity and Metabolism · 97
Efficacy and safety of alogliptin added to pioglitazone in Japanese patients with type 2 diabetes: a randomized, double‐blind, placebo‐controlled trial with an open‐label long‐term extension study
2011 · K. Kaku, T. Itayasu, et al. · Diabetes Obesity and Metabolism · 88
Efficacy and safety of alogliptin in Japanese patients with type 2 diabetes mellitus: a randomized, double-blind, dose-ranging comparison with placebo, followed by a long-term extension study
2011 · Yutaka Seino, Tetsuya Fujita, et al. · Current Medical Research and Opinion · 81
Efficacy and safety of alogliptin added to metformin in Japanese patients with type 2 diabetes: a randomized, double‐blind, placebo‐controlled trial with an open‐label, long‐term extension study
2012 · Y. Seino, Y. Miyata, et al. · Diabetes Obesity and Metabolism · 63
Alogliptin plus voglibose in Japanese patients with type 2 diabetes: a randomized, double-blind, placebo-controlled trial with an open-label, long-term extension
2011 · Yutaka Seino, Tetsuya Fujita, et al. · Current Medical Research and Opinion · 60
Efficacy and safety of alogliptin added to sulfonylurea in Japanese patients with type 2 diabetes: A randomized, double‐blind, placebo‐controlled trial with an open‐label, long‐term extension study
2012 · Yutaka Seino, Shinzo Hiroi, et al. · Journal of Diabetes Investigation · 36
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The Impact of Pharmacogenomics Research on Drug Development
2012 · Shyh-Yuh Liou, Fran Stringer, et al. · Drug Metabolism and Pharmacokinetics · 34
Impact of Estetrol Combined with Drospirenone on Blood Coagulation and Fibrinolysis in Patients with Endometriosis: A Multicenter, Randomized, Open-Label, Active-Controlled, Parallel-Group Study
2024 · Takao Kobayashi, Masashi Hirayama, et al. · Clinical and Applied Thrombosis/Hemostasis · 23
Efficacy and safety of the combination of estetrol 15 mg/drospirenone 3 mg in a cyclic regimen for the treatment of endometriosis-associated pain and objective gynecological findings: a multicenter, placebo-controlled, double-blind, randomized study
2024 · Tasuku Harada, Takao Kobayashi, et al. · Fertility and Sterility · 19
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Efficacy and safety of estetrol (15 mg)/drospirenone (3 mg) combination in a cyclic regimen for the treatment of primary and secondary dysmenorrhea: a multicenter, placebo-controlled, double-blind, randomized study
2024 · Yutaka Osuga, Takao Kobayashi, et al. · Fertility and Sterility · 16
Population Pharmacokinetics and Proton Pump Inhibitory Effects of Intravenous Lansoprazole in Healthy Japanese Males
2007 · Yuichi Sakurai, Masashi Hirayama, et al. · Biological and Pharmaceutical Bulletin · 15
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A Multicenter, Phase III Evaluation of the Efficacy and Safety of a New Fixed-Dose Pioglitazone/Glimepiride Combination Tablet in Japanese Patients with Type 2 Diabetes
2013 · Shinzo Hiroi, Kenkichi Sugiura, et al. · Diabetes Technology & Therapeutics · 10
Carrier-Mediated Uptake of Cerivastatin in Primary Cultured Rat Hepatocytes.
2000 · Masashi HIRAYAMA, Yoshinobu YOSHIMURA, et al. · Drug Metabolism and Pharmacokinetics · 7
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Impact of estetrol and drospirenone combination therapy on alleviation of the pelvic pain of endometriosis: a randomized control trial
2025 · Tasuku Harada, Masayoshi Nogami, et al. · F&S Reports · 4
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Post Hoc Analysis of a Previous Study of Estetrol 15 mg/Drospirenone 3 mg Combination for Dysmenorrhea and Uterine Bleeding in Adenomyosis Patients
2026 · Tasuku Harada, Takao Kobayashi, et al. · Reproductive Medicine and Biology · 2
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Bioequivalence of a pioglitazone–glimepiride combination tablet versus coadministered single-dose pioglitazone and glimepiride in healthy Japanese subjects
2012 · Shinzo Hiroi, Kumi Matsuno, et al. · Diabetes Management · 2
Alogliptin-Pioglitazone Combination Therapy: A Rational Approach to Treating Type 2 Diabetes Mellitus
2012 · Kohei Kaku, Masashi Hirayama, et al. · Combination Products in Therapy · 2
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Bioequivalence evaluation of pioglitazone orally disintegrating tablet formulation
2012 · Shinzo Hiroi, Kumi Matsuno, et al. · Diabetes Management · 1
Evaluation of the bioequivalence of a fixed-dose combination tablet of pioglitazone–metformin versus commercial tablets in healthy Japanese male volunteers
2012 · Shinzo Hiroi, Kumi Matsuno, et al. · Diabetes Management · 1
Optimizing a Single Monthly Dose of Risedronate Based on its Weekly Dose in Healthy Japanese Postmenopausal Women
2017 · Hirotaka NAGASHIMA, Masashi HIRAYAMA, et al. · Rinsho yakuri/Japanese Journal of Clinical Pharmacology and Therapeutics
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Studies on Metabolic Fate of 14C-RU44570: Placental Transfer, Transfer into Milk, Absorption Site and Repeated Dosing in Rats, and Metabolism in Rats and Dogs.
1994 · Masashi HIRAYAMA, Tatsuo MANABE, et al. · Drug Metabolism and Pharmacokinetics
Works count: 21
Citation count: 561
H-index: 11
I10-index: 12
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