Peginterferon α-2b Injection for Hydroxyurea Resistant or Intolerant ET — StellaPhase 2 — Testing in a larger group (up to a few hundred people) to further evaluate safety and begin to assess effectiveness.
Trial locations(8 sites)
China
Peking Union Hospital, Chinese Academy of Medical Sciences, Beijing Peking University People's Hospital, Beijing Union Hospital affiliated to Fujian Medical University, Fujian Nanfang Hospital, Southern Medical University, Guangzhou Harbin First Hospital, Harbin Henan Cancer Hospital, Henan Ruijin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai The First Affiliated Hospital of Zhejiang University School of Medicine, Zhejiang Last updated November 2025