Toyohiro Hirai, Koichiro Asano, Isao Ito, Yasunari Miyazaki, Hisatoshi Sugiura, Mehmet Agirbasli, Seiichi Kobayashi, Makoto Kobayashi, Daishi Shimada, Ichiro Natsume, Tsutomu Kawasaki, Takehiko Ohba, Sakurako Tajiri, Fumio Sakamaki, Masamichi Mineshita, Takahisa Takihara, Kiyoshi Sekiya, Keisuke Tomii, Hiromi Tomioka, Hideo Kita, Yasuo Nishizaka, Motonari Fukui, Toshio Miyata, Hideo Harigae
An inhibitor of plasminogen activator inhibitor (PAI)-1, TM5614, inhibited thrombosis, inflammation, and fibrosis in several experimental mouse models. To evaluate the efficacy and safety of TM5614 in human COVID-19 pneumonia, phase IIa and IIb trials were conducted. In an open-label, single-arm trial, 26 Japanese COVID-19 patients with mild to moderate pneumonia were treated with 120-180 mg of TM5614 daily, and all were discharged without any notable side effects. Then, a randomized, double-blind, placebo-controlled trial was conducted in Japanese COVID-19 patients with mild to moderate pneumonia...
January 2, 2024: Scientific Reports