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Adverse Event Reporting System）を用いて、ラモトリギンとの併用により皮膚障害報告数を上昇させる薬剤を探索した。さらに徳島大学病院診療録より、ラモトリギン服用を開始した患者を対象とし、ラモトリギンの投与量、併用薬、皮膚障害の有無などを調査した。【結果】FAERS解析から、UGT阻害作用を示す医薬品のうち、ラモトリギンとの併用により皮膚障害リスクの上昇が示唆される薬剤として、バルプロ酸（ROR: 2.98, 95%CI: 2.63-3.37）、フルニトラゼパム（ROR: 5.93, 95%CI: 4.33-8.14）およびニトラゼパム（ROR: 2.09, 95%CI: 1.24-3.51）が抽出された。徳島大学病院診療情報を用いた後方視的観察研究の結果、ラモトリギン服用が開始された患者の内、20％程度で皮膚障害が認められ、フルニトラゼパム併用患者では皮膚障害発生頻度が上昇する傾向が認められた。【考察】フルニトラゼパムおよびニトラゼパムは、UGT阻害作用を示す薬剤であることから、ラモトリギンの血中濃度に影響し、ラモトリギンの皮膚障害リスクを上昇させている可能性がある。また、睡眠薬であることから精神科領域で併用する可能性があり、睡眠薬の選択や併用時の副作用モニタリングに注意を要すると考えられる。</p>"}],"abstractLicenseFlag":"disallow"}],"creator":[{"@id":"https://cir.nii.ac.jp/crid/1410853365592301067","@type":"Researcher","personIdentifier":[{"@type":"NRID","@value":"9000414748688"}],"foaf:name":[{"@language":"en","@value":"Miyata Koji"},{"@language":"ja","@value":"宮田 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