huahaipharm(SH:600521) Ge Long Hui A P P·2025-11-19 09:23Core Viewpoint - Huahai Pharmaceutical's HB0017 injection has successfully met primary and key secondary efficacy endpoints in a pivotal clinical trial for the treatment of psoriasis [1][2] Group 1: Clinical Trial Results - The Phase III clinical study for HB0017 injection included 408 patients with moderate to severe plaque psoriasis and achieved all predefined primary efficacy endpoints, including PASI75 and sPGA0/1 at week 12 [2] - The treatment regimen during the maintenance phase is expected to offer the longest dosing interval among similar products, with efficacy indicators continuing to rise and remain stable during this period [2] - HB0017 demonstrated strong competitive advantages in both the core treatment phase (first 12 weeks) and the maintenance phase (weeks 12-52) compared to already marketed products targeting the same pathway [2] Group 2: Safety and Tolerability - HB0017 exhibited good overall safety and tolerability, with adverse event types and severity aligning with expectations based on prior clinical studies and similar drugs, with no new safety risk signals identified [2] Group 3: Product Development and Future Prospects - HB0017 is a monoclonal antibody targeting interleukin-17A (IL-17A) and is intended for treating moderate to severe plaque psoriasis, ankylosing spondylitis, and other autoimmune diseases [3] - In addition to the completed Phase III trial for plaque psoriasis, the company is concurrently conducting a Phase III trial for ankylosing spondylitis, with promising efficacy and safety results from previous Phase II studies [3] - The company has invested approximately RMB 372 million in the development of the HB0017 injection project to date [3]