ヴェドリズマブ延長アクセスプログラムによる多国籍研究による最終結果は,長期の治療持続性と安全性を実証しています
Silvio Danese1, Milan Lukáš2, Miroslava Volfová3
1Department of Gastroenterology and Endoscopy, University Vita-Salute, San Raffaele, Milan, Italy.
Therapeutic advances in gastroenterology
|February 13, 2026
まとめ
ヴェドリズマブ (anti-α4β7インテグリン) は,潰瘍性大腸炎とクローン病で高い治療持続性と安全性を示しました.
科学分野:
- 胃腸内科 胃腸内科
- 免疫学 免疫学とは
- 薬理学 薬理学とは
背景:
- ヴェドリズマブは,性大腸炎 (UC) とクローン病 (CD) の治療に使用されるα4β7インテグリンを標的とした腸選択性抗体です.
- 慢性炎症性腸疾患の管理において,ヴィドオリズマブの長期持続性と安全性を評価することは極めて重要です.
研究 の 目的:
- UCおよびCDの患者におけるヴェドオリズマブの長期治療持続性と安全性を評価する.
- 臨床試験の後に拡張アクセスプログラムでヴェドオリズマブの有効性と耐性を評価する.
主な方法:
- UC/CDを患っている331人の成人患者を対象に,前向きな多国籍IIIb/IV相試験 (NCT02743806) を実施した.
- 患者は,拡張アクセスプログラム (XAP) で8週間ごとに (Q8W) または4週間ごとに (Q4W) 300mgのIVヴェドリズマブを継続しました.
- 2016年8月から2023年1月まで収集されたデータで,治療持続度,投与量,有害事象,重篤な有害事象 (SAE) に焦点を当てています.
主要な成果:
- 高い持続率が観察されました:UCの98%とCDの95%は,再発なしの6ヶ月でQ8Wの投与でQ8Wの投与でQ8Wの投与でQ8Wの投与でQ8Wの投与でQ8Wの投与で95%です.
- 重篤な有害事象 (13%UC,16%CD) と重篤な感染症 (1%UC,2%CD) の割合は低く,治療に関連したものはありませんでした.
- XAPの平均治療期間は3.5年 (UC) と3.6年 (CD) であり,Q4W投与への再エスカレーション率は低い.
結論:
- Q8Wを投与したヴェドリズマブは,UCおよびCD患者の高い治療持続性と好ましい安全性プロファイルを示しています.
- 再発率と投与量エスカレーションの低さは,長期的な管理において持続的な有効性と耐受性を示唆しています.
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