Zhi Tong Cai Jing·2025-12-19 03:29Group 1 - The core point of the article is that Nocera Biopharma (09969) has seen its stock price increase by over 4% following the announcement of the approval for its new TYK2 inhibitor, soficitinib, to conduct Phase II/III clinical trials for chronic spontaneous urticaria (CSU) [1] - Soficitinib is a highly selective oral TYK2 inhibitor developed by the company, aimed at treating various T-cell related autoimmune diseases, with a focus on dermatological conditions such as atopic dermatitis, vitiligo, nodular prurigo, and urticaria [1] - TYK2 is a key kinase in the JAK-STAT signaling pathway, playing an important role in the inflammatory disease mechanism, and soficitinib works by blocking cytokine signaling pathways that drive mast cell activation and inflammation, thereby alleviating symptoms of CSU [1] Group 2 - There are approximately 50 million patients suffering from chronic spontaneous urticaria globally, and the CSU market is projected to reach $3 billion by 2029 [2]