AstraZeneca’s Antibody Cocktail Only 33 Percent Effective at Preventing Covid Symptoms
Following the mixed success of its vaccine, AstraZeneca Plc (NASDAQ:AZN) faces another blow as its long-acting antibody cocktail AZD7442 failed to prevent symptoms in 33% of people exposed to the SARS-CoV-2 virus in a preliminary study. Q1 2021 hedge fund letters, conferences and more More than 1,100 adults volunteered for the trial in both the U.S. and the U.K., and were exposed to the virus in a period of eight days without any vaccination. During the test, 23 volunteers who received the cocktail developed symptoms after exposure to the disease, compared with 17 cases in the placebo group, a...