Dexmedetomidine versus haloperidol for sedation of non-intubated patients with hyperactive delirium during the night in a high dependency unit: study protocol for an open-label, parallel-group, randomized controlled trial (DEX-HD trial). - Minami, Takuma; Watanabe, Hirotoshi; Kato, Takao; Ikeda, Kaori; Ueno, Kentaro; Matsuyama, Ai; Maeda, Junya; Sakai, Yoji; Harada, Hisako; Kuriyama, Akira; Yamaji, Kyohei; Kitajima, Naoki; et al. (BMC Anesthesiology, 2023)