Koichiro Watanabe Selected Research

Polypharmacy

3/2022	The characteristics of patients receiving psychotropic pro re nata medication at discharge for the treatment of schizophrenia and major depressive disorder: A nationwide survey from the EGUIDE project.
9/2021	Characteristics of discharge prescriptions for patients with schizophrenia or major depressive disorder: Real-world evidence from the Effectiveness of Guidelines for Dissemination and Education (EGUIDE) psychiatric treatment project.
7/2021	Antipsychotic Polypharmacy Is Associated With Adverse Drug Events in Psychiatric Inpatients: The Japan Adverse Drug Events Study.
1/2021	Estimated model of psychotropic polypharmacy for bipolar disorder: Analysis using patients' and practitioners' parameters in the MUSUBI study.
1/2016	[The Issue Regarding Polypharmacy of Antidepressants and Anxiolytics How Can We Manage Them?].
10/2013	Antipsychotic polypharmacy: a Japanese survey of prescribers' attitudes and rationales.
8/2011	The evolution of antipsychotic switch and polypharmacy in natural practice--a longitudinal perspective.
12/2009	Augmentation of atypical antipsychotics with valproic acid. An open-label study for most difficult patients with schizophrenia.
8/2008	Effectiveness of antipsychotic polypharmacy for patients with treatment refractory schizophrenia: an open-label trial of olanzapine plus risperidone for those who failed to respond to a sequential treatment with olanzapine, quetiapine and risperidone.
9/2005	Simplifying psychotropic medication regimen into a single night dosage and reducing the dose for patients with chronic schizophrenia.

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Koichiro Watanabe Research Topics

Disease

49	Schizophrenia (Dementia Praecox) 10/2022 - 10/2003
17	Major Depressive Disorder (Major Depressive Disorders) 03/2022 - 12/2005
10	Infections 09/2011 - 01/2002
9	Bipolar Disorder (Manic Depressive Psychosis) 01/2021 - 02/2009
5	Treatment-Resistant Schizophrenia 10/2022 - 01/2008
5	Heart Failure 10/2022 - 01/2020
5	Mood Disorders (Mood Disorder) 11/2019 - 10/2003
5	Hypersensitivity (Allergy) 10/2006 - 10/2003
4	Mania (Manias) 01/2022 - 11/2020
4	Cognitive Dysfunction 01/2021 - 10/2013
3	Hemorrhage 01/2022 - 01/2014
3	Neoplasms (Cancer) 12/2020 - 12/2007
3	Carcinogenesis 01/2019 - 12/2007
3	Stomach Neoplasms (Stomach Cancer) 02/2015 - 12/2007
3	Tardive Dyskinesia 04/2012 - 06/2007
2	Coronary Artery Disease (Coronary Atherosclerosis) 01/2022 - 12/2021
2	Mental Disorders (Mental Disorder) 01/2022 - 01/2021
2	AIDS-Related Complex (ARC) 12/2021 - 05/2009
2	Drug-Related Side Effects and Adverse Reactions 07/2021 - 01/2016
2	Death (Near-Death Experience) 06/2021 - 01/2020
2	Body Weight (Weight, Body) 11/2020 - 08/2008
2	Sleep Initiation and Maintenance Disorders (Insomnia) 01/2020 - 01/2020
2	Thrombocytopenia (Thrombopenia) 01/2019 - 12/2009
2	Diarrhea 01/2019 - 01/2006
2	Venous Thrombosis (Deep-Vein Thrombosis) 11/2014 - 01/2012
2	Intellectual Disability (Idiocy) 10/2014 - 04/2012
2	Depressive Disorder (Melancholia) 11/2013 - 12/2011
2	Psychotic Disorders (Schizoaffective Disorder) 04/2012 - 04/2012
2	Atrophy 08/2011 - 08/2011
2	Idiopathic Thrombocytopenic Purpura (Thrombocytopenic Purpura, Autoimmune) 08/2011 - 09/2004
2	Alzheimer Disease (Alzheimer's Disease) 01/2011 - 03/2010
2	Neurotic Disorders (Neuroses) 05/2009 - 10/2003
1	Attention Deficit Disorder with Hyperactivity (Attention Deficit Hyperactivity Disorder) 01/2022
1	Anhedonia 01/2022
1	Cardiovascular Diseases (Cardiovascular Disease) 06/2021
1	Hypertension (High Blood Pressure) 01/2021
1	Cakut 01/2021
1	Stroke (Strokes) 10/2020
1	Atrial Fibrillation 10/2020
1	Substance-Related Disorders (Drug Abuse) 01/2020

Drug/Important Bio-Agent (IBA)

43	Antipsychotic Agents (Antipsychotics)IBA 10/2022 - 10/2003
25	Antidepressive Agents (Antidepressants)IBA 01/2022 - 04/2009
12	Risperidone (Risperdal Consta)FDA LinkGeneric 09/2021 - 12/2007
10	Olanzapine (Zyprexa)FDA Link 09/2021 - 12/2007
5	Clozapine (Clozaril)FDA LinkGeneric 10/2022 - 08/2008
4	Hypnotics and Sedatives (Sedatives)IBA 01/2022 - 01/2010
4	Cholinergic Antagonists (Anticholinergics)IBA 01/2022 - 03/2010
4	Quetiapine Fumarate (Seroquel)FDA Link 09/2021 - 12/2007
4	Aripiprazole (Abilify)FDA Link 09/2021 - 10/2008
4	LithiumIBA 12/2020 - 01/2014
4	BenzodiazepinesIBA 01/2020 - 08/2007
4	ProlactinIBA 08/2014 - 08/2008
4	Clarithromycin (Biaxin)FDA LinkGeneric 02/2008 - 12/2004
4	Amoxicillin (Wymox)FDA LinkGeneric 02/2008 - 12/2004
3	Valproic Acid (Depakote)FDA LinkGeneric 11/2020 - 12/2009
3	Dopamine D2 Receptors (Dopamine D2 Receptor)IBA 05/2013 - 04/2012
2	Anticonvulsants (Antiepileptic Drugs)IBA 01/2022 - 04/2012
2	VortioxetineIBA 01/2022 - 01/2021
2	SDMIBA 01/2022 - 11/2019
2	Anti-Anxiety Agents (Anxiolytics)IBA 01/2022 - 09/2021
2	Brain Natriuretic Peptide (Natrecor)FDA Link 01/2022 - 10/2020
2	Selective Serotonin Reuptake Inhibitors (Serotonin Reuptake Inhibitors)IBA 01/2021 - 12/2005
2	Venlafaxine Hydrochloride (Effexor)FDA LinkGeneric 01/2020 - 01/2017
2	Dopamine (Intropin)FDA LinkGeneric 11/2014 - 10/2013
2	Hormones (Hormone)IBA 01/2014 - 12/2007
2	Imatinib Mesylate (Gleevec)FDA Link 07/2013 - 11/2010
2	Inosine Triphosphate (ITP)IBA 08/2011 - 09/2004
2	CholesterolIBA 02/2010 - 08/2008
2	Pharmaceutical PreparationsIBA 10/2008 - 02/2006
2	Estradiol (Delestrogen)FDA LinkGeneric 03/2008 - 12/2007
2	Metronidazole (Metric)FDA LinkGeneric 02/2008 - 10/2006
2	Proton Pump InhibitorsIBA 02/2008 - 10/2006
2	Lansoprazole (Prevacid)FDA LinkGeneric 10/2006 - 12/2004
1	alpha-2-HS-GlycoproteinIBA 10/2022
1	N-acetyltryptophanamide (NATA)IBA 03/2022
1	Selenoprotein PIBA 01/2022
1	blonanserinIBA 09/2021
1	ReninIBA 01/2021
1	Proteins (Proteins, Gene)FDA Link 01/2021
1	fosfestrol (Kyorin)FDA Link 01/2021
1	Psychotropic Drugs (Psychoactive Drugs)IBA 01/2021
1	AlbuminsIBA 12/2020
1	Carbamazepine (Tegretol)FDA LinkGeneric 11/2020
1	Lamotrigine (Lamictal)FDA LinkGeneric 11/2020
1	Sertraline (Zoloft)FDA LinkGeneric 01/2020
1	zopiclone (Zop)IBA 01/2020
1	Mirtazapine (Rexer)FDA LinkGeneric 01/2020
1	Eszopiclone (Lunesta)FDA Link 01/2020
1	Zolpidem (Ambien)FDA LinkGeneric 01/2020
1	Escitalopram FDA Link 01/2020

Therapy/Procedure

14	Polypharmacy 03/2022 - 11/2003
14	Therapeutics 12/2020 - 06/2004
6	Drug Tapering 01/2019 - 11/2003
3	Drug Therapy (Chemotherapy) 03/2022 - 01/2006
2	Patient Readmission 06/2021 - 01/2020
2	Phototherapy (Light Therapy) 04/2020 - 01/2020
2	Secondary Prevention 11/2014 - 01/2014
2	Injections 01/2014 - 08/2012
1	Percutaneous Coronary Intervention 12/2021
1	Occupational Therapy (Therapy, Occupational) 01/2021