Publications by authors named "Miyasaka K"

Article Synopsis
  • * The study identified seasonal trends in adverse events like dehydration, cerebral infarction, urinary tract infections, and ketoacidosis linked to six SGLT2 inhibitors prescribed in Japan.
  • * Findings showed dehydration-related issues were most common in summer and winter, with a peak for cerebral infarction in February, suggesting healthcare professionals should be vigilant about dehydration risks throughout the year.
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Amphotericin B deoxycholate (AMPH-B) is a polyene macrolide with antifungal activity. Liposomal AMPH-B (L-AMB) was developed to reduce side effects while maintaining antifungal activity. This study was aimed at evaluating and comparing the adverse event profiles of AMPH-B and L-AMB using a spontaneous reporting system.

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Article Synopsis
  • * The researchers utilized a self-organizing map (SOM) and decision tree analysis to differentiate between 31 antipsychotics, revealing detailed NMS profiles beyond the usual classifications of typical and atypical antipsychotics.
  • * The study analyzed 887,704 reports from the Japanese Adverse Drug Event Report database, providing valuable insights on NMS occurrences with specific antipsychotics to help healthcare providers better manage schizophrenia treatment.
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Purpose: Intradermal injection of local anesthetic has been reported to have greater analgesic effect for peripheral venous catheter (PVC) insertion than topical application in adult surgical patients. However, the injection of local anesthetic itself is a painful procedure compared to topical application. We compared the analgesic effect of a lidocaine-prilocaine patch with intradermal injection of 2 % lidocaine on pain intensity at the time of analgesia and PVC insertion as assessed by a visual analog scale (VAS) in adult patients.

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The European Health Literacy Survey Questionnaire (HLS-EU-Q47) is available in multiple languages, and shortened versions have also been developed. This study aimed to examine the reliability and validity of the short version of the questionnaire (HLS-Q12) developed for community-dwelling older adults in Japan. The HLS-Q12 was developed using 12 of the 47 items of the Japanese version of the HLS-EU-Q47.

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This study aimed to identify risk factors and combinations thereof that are associated with severe skin injuries due to the extravasation of injectable drugs. A cross-sectional study using the Japanese Adverse Drug Event Report database was conducted according to the RECORD-PE checklist. Adverse event reports related to necrosis, ulcers, or erosions due to extravasation were considered "with severe skin injury," and others were considered "without severe skin injury.

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Mountain caviar is a fruit of Kochia scoparia that contains momordin Ic as a major saponin constituent. Its extract (MCE) has been shown to suppress blood glucose elevations in the human oral glucose tolerance test (OGTT) as well as increases in blood glucose in OGTT, gastric emptying (GE), and glucose incorporation in the small intestine in rats. However, the effects of MCE and momordin Ic on glucose absorption in mice and these action mechanisms have not been examined for more than 2 decades.

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Background: Acute generalized eruptive pustulosis (AGEP) is a rare, but serious, drug-related adverse event. This study aimed to determine the relationships between AGEP and age, sex, primary disease, and prescription medications using a database of adverse drug events, namely, the Japanese Adverse Drug Event Report (JADER) database.

Methods: In this retrospective observational study, we analyzed AGEP reports extracted from the JADER database based on the preferred term for AGEP (code 10048799).

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In this study, information on injectable anticancer drug use and additional fee for enhanced collaboration (AEC) and additional fee for specific drug management guidance 2 (ASD2) claims from the NDB Open Data Japan (NODJ) dataset and the number of patients with cancer according to sex and age from the National Cancer Registry (NCR) dataset were integrated and evaluated to determine the current status and challenges in pharmacist interventions for patients receiving cancer treatment. The NODJ data, including receipt data billed from 2020 to 2021, were obtained from the Ministry of Health, Labour and Welfare website. The use of injectable anticancer drugs decreased relative to the number of cancer patients aged ≥ 75 years compared to those aged < 75 years.

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Magnesium oxide is widely used for treating opioid-induced constipation, a serious analgesic-associated problem. Opioid analgesic users are often prescribed non-steroidal anti-inflammatory drugs, which are sometimes combined with acid suppressants to prevent gastrointestinal adverse events. Magnesium preparations combined with acid suppressants may diminish magnesium preparations' laxative effect.

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Adverse events (AEs) of antipsychotic drugs include neuroleptic malignant syndrome (NMS), which presents complex clinical symptoms, resulting in a fatal outcome. In this study, the association between antipsychotic drugs and NMS was comprehensively evaluated by cluster and association analyses using the Japanese Adverse Drug Event Report (JADER) database. The analyses were performed using 20 typical antipsychotics (TAPs) alongside 9 atypical antipsychotics (AAPs).

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Background: Progressive multifocal leukoencephalopathy (PML) has been reported as the development of drugs with immunomodulatory properties, such as anticancer, immunosuppressive, and biological agents, has accelerated. To clarify an incidence profile of drug-associated PML in real-world clinical practice, we analyzed reported patients with PML using the Japanese Adverse Drug Event Report (JADER) database.

Methods: We analyzed PML reports extracted from the JADER database based on the preferred term of "progressive multifocal leukoencephalopathy" from between 2004 and 2021.

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Article Synopsis
  • Emergence agitation, or emergence delirium, is a significant issue in pediatric anesthesia, especially affecting children under 6, with reported cases in about 30% of them.
  • The study aims to compare the incidence of pediatric anesthesia emergence delirium (PAED) using standard sevoflurane anesthesia versus EEG-guided anesthesia to minimize volatile anesthetic exposure.
  • The hypothesis is that utilizing EEG monitoring can reduce sevoflurane exposure without compromising surgical effectiveness, potentially lowering the occurrence of PAED.
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Extravasation occurs when injectable drugs leak out of the blood vessels, damaging the surrounding tissues and causing a variety of skin injuries. This study aimed to comprehensively analyze extravasation risk, skin injury profiles, and outcomes for suspect drugs from the Japanese Adverse Drug Event Report (JADER) database. Adverse events were defined according to the Medical Dictionary for Regulatory Activities/Japanese version; the term extravasation (Standardized MedDRA Query Code: 20000136) was used in this analysis.

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It is well established that platinum-based drugs, including oxaliplatin (L-OHP) and cisplatin (CDDP), as well as microtubule inhibitors paclitaxel (PTX) and vincristine (VCR), are associated with chemotherapy-induced peripheral neuropathy (CIPN). In this study, we examined and compared the characteristics of neuropathies induced by L-OHP, CDDP, PTX, and VCR to evaluate whether Caenorhabditis elegans (C. elegans) could serve as a model organism for human CIPN.

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In this study, we investigated the characteristics of water-in-oil (W/O) emulsions formed by hydrophilic nanoparticles in three-phase emulsification and discussed their stability by performing an energy analysis. W/O emulsions prepared using the three-phase emulsification method are stable in several systems, even in those with a high internal-phase ratio of water up to 85 wt%. Hydrophilic nanoparticles can exist in the internal water phase independently, and the emulsifying action does not depend on the concentration of nanoparticles or the state of the internal water phase.

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We report a rare case presenting radiculopathy caused by unilateral lumbosacral facet abnormality resembling facet interlocking. The patient was a 57-year-old man with no medical and traumatic history. He began to exhibit numbness below his left ankle followed by pain at the left buttock with no obvious causes.

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Background: To reduce pharmacy-related medical expenses, it is necessary to cut drug costs, potentially by increasing generic drug usage. This study analyzes the correlation between generic drug usage and monthly personal income by examining prescriptions for individual drugs.

Methods: We conducted a cross-sectional study based on the data set from the National Database of Health Insurance Claims and Specific Health Checkups of Japan Open Data Japan and the Basic Survey on Wage Structure.

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Background: Ondansetron is an antiemetic drug that is useful not only for prevention but also for the treatment of postoperative nausea and vomiting (PONV). We report a rare case of drowsiness in a child after using ondansetron for nausea on the day after general anesthesia.

Case Presentation: A 5-year-old boy underwent circumcision under general anesthesia and suffered from postoperative nausea and vomiting.

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Ceramide (Cer) plays an important role in skin barrier functions in the stratum corneum (SC). The ingestion of food-derived glucosylceramides (GlcCer) attenuates transepidermal water loss (TEWL). However, the moisturizing effects of single molecules of GlcCer and Cer remain unclear.

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Glucosylceramides (GlcCer), which are present in many edible plants, suppress melanin production in mouse melanocytes. Rice GlcCer consist of multiple molecules that comprise different types of sphingoid bases as well as diverse lengths and stereotypes of free fatty acids. Adjacent to the GlcCer fraction, there are free ceramides (Cer) as minor constituents.

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In recent decades, lakes have experienced unprecedented ice loss with widespread ramifications for winter ecological processes. The rapid loss of ice, resurgence of winter biology, and proliferation of remote sensing technologies, presents a unique opportunity to integrate disciplines to further understand the broad spatial and temporal patterns in ice loss and its consequences. Here, we summarize ice phenology records for 78 lakes in 12 countries across North America, Europe, and Asia to permit the inclusion and harmonization of in situ ice phenology observations in future interdisciplinary studies.

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Photoacoustic (PA) technology can be used for non-invasive imaging of blood vessels. In this paper, we report on our prototype PA imaging system with a newly designed ultrasound sensor and its visualization performance of microvascular in animal. We fabricated an experimental system for animals using a high-frequency sensor.

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Purpose: To evaluate the association of strip meniscometry tear meniscus volume measurement with signs and symptoms related to dry eye.

Methods: This cross-sectional study enrolled 2234 consecutive outpatients and used dry eye symptomatology and related ocular surface examinations, including the Schirmer test, fluorescein tear film break-up time (BUT), corneal fluorescein vital staining and strip meniscometry. The strip meniscometry cut-off was estimated using a receiver operating characteristic analysis.

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