As part of the ongoing randomised, controlled clinical trials of the AstraZeneca Oxford coronavirus vaccine, AZD1222, a standard review process has been triggered, leading to the voluntary pause of vaccination across all trials to allow an independent committee to review the safety data of a single event of an unexplained illness that occurred in the UK Phase III trial. The CEOs of AstraZeneca (LSE/STO/NYSE: AZN), BioNTech (NASDAQ: BNTX), GlaxoSmithKline plc (LSE/NYSE: GSK), Johnson & Johnson (NYSE: JNJ), Merck (NYSE: MRK), known as MSD outside the United States and Canada, Moderna, Inc. (Nasdaq: MRNA), Novavax, Inc. (Nasdaq: NVAX), Pfizer Inc. (NYSE: PFE), and Sanofi (NASDAQ: SNY), today announced a historic pledge, outlining a united commitment to uphold the integrity of the scientific process as they work towards potential global regulatory filings and approvals of the first COVID-19 vaccines. 
Janssen's lead SARS-CoV-2 investigational vaccine candidate, Ad26.COV2.S, prevented severe clinical disease in Syrian golden hamsters, upon challenge with SARS-CoV-2, the virus that causes COVID-19 in people. The data, published in Nature Medicine, demonstrated that the Company's investigational adenovirus serotype 26 (Ad26) vector-based vaccineJanssen's lead SARS-CoV-2 investigational vaccine candidate, Ad26.COV2.S, prevented severe 
Sanofi and GSK today started the Phase 1/2 clinical trial for their adjuvanted COVID-19 vaccine. The vaccine candidate, developed in partnership by Sanofi and GSK, uses the same recombinant protein-based technology as one of Sanofi's seasonal influenza vaccines with GSK's established pandemic adjuvant technology. 
Novartis and the African Union (AU) through the Africa Medical Supplies Platform (AMSP) have announced a new collaboration to facilitate the supply of medicines from the Novartis Pandemic Response Portfolio to the AU member states and Caricom countries.
AZD1222 development expanded into a Phase III clinical trial in the US to assess its safety, efficacy and immunogenicity.1)
The US trial, called D8110C00001, is funded by the Biomedical Advanced Development Authority (BARDA), part of the office of the Assistant Secretary for Preparedness and Response (ASPR) at the U.S. Department of Health and Human Services (HHS) and the National Institute of Allergy and Infectious Diseases (NIAID), part of the U.S. National Institutes of Health, and led by AstraZeneca.
Sanofi today announced that the global Phase 3 trial investigating intravenously administered Kevzara® (sarilumab) at a dose of 200 mg or 400 mg[1] in severely or critically ill[2] patients hospitalized with COVID-19 did not meet its primary endpoint and key secondary endpoint[3] when Kevzara was compared to placebo added to usual hospital care.