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多动症原研药频断货,国产仿制药上市有望缓解2000万患者用药焦虑 厂商称“技术路径完全一致”

Core Viewpoint - The launch of "Liyoujia," a generic version of methylphenidate extended-release tablets by Lifan Pharmaceutical, breaks the monopoly of Johnson & Johnson's "Zhuanzhuda" in the ADHD treatment market in China, addressing the supply issues faced by patients [1][8]. Group 1: Market Demand and Supply - Approximately 20 million children and adolescents in China suffer from ADHD, with a prevalence rate of 6.26% among children, but only about 10% seek treatment [3][4]. - The sales of methylphenidate extended-release tablets reached approximately 350 million yuan in 2023 and are projected to grow to about 430 million yuan in the first three quarters of 2024 [4]. - The original drug "Zhuanzhuda" frequently experiences supply shortages due to strict regulations and high raw material costs, leading to patient anxiety regarding medication availability [1][5][6]. Group 2: Product Comparison and Pricing - "Liyoujia" is priced approximately 20% lower than the original drug, with the original priced at about 19 yuan per tablet and "Liyoujia" at approximately 15.3 yuan per tablet [8][11]. - The production and sales of methylphenidate extended-release tablets require approval from the National Medical Products Administration, with plans for production volume to be reported in October [8][10]. Group 3: Regulatory Environment and Market Position - As a first-class psychotropic drug, "Zhuanzhuda" is subject to strict regulations, and its global demand has been increasing, which exceeds the production capacity of Johnson & Johnson [5][11]. - "Liyoujia" is not subject to centralized procurement due to its classification as a psychotropic drug, which is expected to stabilize its pricing in the market [11].