Kazunori Okahara

Most-cited papers

1. Effects of Yokukansan on behavioral and psychological symptoms of dementia in regular treatment for Alzheimer's disease.

   Kazunori Okahara, Y. Ishida, Y. Hayashi, Teruhiko Inoue +12 more

   2010Progress in Neuro-psychopharmacology and Biological Psychiatry86 citations

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2. Treatment of behavioral and psychological symptoms of Alzheimer-type dementia with Yokukansan in clinical practice.

   Y. Hayashi, Y. Ishida, Teruhiko Inoue, M. Udagawa +13 more

   2010Progress in Neuro-psychopharmacology and Biological Psychiatry56 citations

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3. Randomized double‐blind placebo‐controlled multicenter trial of Yokukansan for neuropsychiatric symptoms in Alzheimer's disease

   K. Furukawa, Naoki Tomita, D. Uematsu, Kazunori Okahara +30 more

   2017Geriatrics & Gerontology International50 citations

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4. Frailty Improvement by Multicomponent Drug, Ninjin’Yoeito, in Mild Cognitive Impairment and Mild Alzheimer’s Disease Patients: An Open-Label Exploratory Study (FRAMINGO)

   Kazunori Okahara, M. Ohsawa, Ayaka Haruta-Tsukamoto, Ryoei Miyoshi +5 more

   2023Journal of Alzheimer's disease reports9 citations Open access

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5. An Open-Label Trial of Yokukansan on Sleep Disturbance in Alzheimer's Disease and Other Dementia.

   Y. Hayashi, Y. Ishida, Kazunori Okahara, Y. Mitsuyama

   2015The journal of prevention of Alzheimer's disease8 citations

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6. Efficacy and Safety of Tsumura Ninjin'yoeito for Loss of Appetite and Apathy in Patients With Alzheimer's Disease or Dementia With Lewy Bodies: A Multicentre, Open‐Label, Randomised, Comparative Study

   Masashi Tamura, Taro Shindo, Kazunori Okahara, T. Fukasawa +10 more

   2025Psychogeriatrics1 citations

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