从“单兵”到“协同”，联合疗法藏着什么玄机？

Core Insights - A paradigm shift in cancer treatment is underway, driven by combination therapies rather than single-agent treatments, as highlighted by Pfizer's strategy to focus on ADC combinations instead of direct comparisons with standard treatments or placebos [1][20] - Combination therapies are emerging as a significant trend in innovative drug development, addressing the limitations of single-agent therapies, such as low response rates and inevitable resistance [1][2] Group 1: Advantages of Combination Therapies - Combination therapies enhance efficacy and response rates, delay the onset of resistance, and maintain durable anti-tumor activity, significantly improving clinical value [2][3] - A notable example is the combination of Osimertinib with chemotherapy, which significantly extended the overall survival (OS) of patients with EGFR-mutant advanced non-small cell lung cancer (NSCLC) [2] Group 2: Market Dynamics and Competitive Landscape - The pharmaceutical industry is experiencing a "combination competition" era, where various combination strategies are being employed across different disease areas, leading to synergistic effects [7][20] - AstraZeneca's Osimertinib, despite being a top-selling drug, faces challenges from competitors and is implementing a comprehensive combination strategy to maintain its market position [5][6] Group 3: Ongoing Research and Development - Numerous clinical trials are underway exploring various combination therapies, including PD-(L)1 inhibitors with chemotherapy and other agents, indicating a robust pipeline in the oncology sector [14][19] - The exploration of combination therapies is not limited to solid tumors; significant advancements are also being made in hematological malignancies, showcasing the broad applicability of this approach [10][12] Group 4: Future Directions - The current landscape of drug development suggests that combination therapies will reshape the research and commercial ecosystem of the pharmaceutical industry, emphasizing the need for companies to adapt to this trend to remain competitive [20]