Invivyd Announces Publication of Landmark CANOPY Phase 3 PEMGARDA® (pemivibart) Clinical Trial; Results Underscore Strong Efficacy of Monoclonal Antibodies in Preventing COVID-19 in a Modern U.S. Population Against Relevant, Immune-Evasive SARS-CoV-2 Virus

Core Insights - Invivyd, Inc. announced the publication of results from its CANOPY Phase 3 clinical trial of pemivibart, demonstrating its safety and efficacy for the prevention of symptomatic COVID-19 in a contemporary U.S. population facing immune-evasive Omicron variants [1][4][6] Group 1: Clinical Trial Overview - The CANOPY Phase 3 clinical trial randomized 788 adult participants across 18 sites, focusing on immunocompromised individuals and those at risk due to regular face-to-face interactions [2][8] - The trial met all primary and exploratory endpoints during a significant COVID-19 transmission period in the U.S. from September 2023 to September 2024 [2][8] - Pemivibart showed an 84% relative risk reduction in symptomatic COVID-19 compared to placebo over six months [4][6] Group 2: Safety and Tolerability - Pemivibart was generally well-tolerated, with most adverse events classified as mild to moderate [3][6] - The most common treatment-emergent adverse events included infusion-related reactions, with a low incidence of anaphylactic reactions (0.6%) [3][12] - The safety profile aligns with previous clinical trials for COVID-19 monoclonal antibodies [3][6] Group 3: Regulatory and Future Implications - The trial's results support the emergency use authorization (EUA) of PEMGARDA (pemivibart) for pre-exposure prophylaxis in certain immunocompromised patients [2][10] - The publication aims to educate clinicians on the potential of monoclonal antibodies in combating COVID-19, particularly for immunocompromised individuals [5][7] - Invivyd plans to leverage data from the CANOPY trial to expedite the approval of novel antibodies like VYD2311 [7][18]