Antiviral Agents/therapeutic use; COVID-19 Drug Treatment; Drug Development/trends; Pandemics; Adenosine Monophosphate/administration & dosage; Adenosine Monophosphate/analogs & derivatives; Adenosine Monophosphate/therapeutic use; Alanine/administration & dosage; Alanine/analogs & derivatives; Alanine/therapeutic use; Animals; Antiviral Agents/pharmacology; Birds/virology; COVID-19/virology; Clinical Trials as Topic; Coronavirus/classification; Coronavirus/drug effects; Coronavirus Infections/epidemiology; Cytidine/administration & dosage; Cytidine/analogs & derivatives; Cytidine/chemical synthesis; Cytidine/therapeutic use; Drug Industry/trends; Europe; Humans; Hydroxylamines/administration & dosage; Hydroxylamines/chemical synthesis; Hydroxylamines/therapeutic use; Indoles/administration & dosage; Indoles/therapeutic use; Influenza, Human/drug therapy; Influenza, Human/virology; Leucine/administration & dosage; Leucine/therapeutic use; Orthomyxoviridae/drug effects; Pyrrolidinones/administration & dosage; Pyrrolidinones/therapeutic use; Severe Acute Respiratory Syndrome/drug therapy; Severe Acute Respiratory Syndrome/epidemiology; Strategic Stockpile; United States

Drug discovery; SARS-CoV-2; Virology