Chapter 1 - Omics-guided intervention strategies in combatting SARS-CoV-2: Recent advancements and challenges Chapter 2 - The application of computer-aided drug design methods for developing natural compounds-based therapeutics against SARS-CoV-2 Chapter 3 - Therapeutic targets of host factors for potential COVID-19 treatments Chapter 4 - Phytocompounds: A paradigm shift as therapeutics for COVID-19 Chapter 5 - Flavonoids as potential therapeutic agents against the SARS-CoV-2 infection: An overview Chapter 6 - Antiviral activities of flavonoids against COVID-19 and other virus-causing ailments Chapter 7 - Potential therapeutic effects of flavonoids against the COVID-19 infection: The mode of action Chapter 8 - Terpene and Terpenoid: Potent antiviral agents against SARS-CoV-2 Chapter 9 - Phytonutrients and secondary metabolites to cease SARS-CoV-2 loop Chapter 10 - Treatment strategies against COVID-19 using bioactive compounds and plant secondary metabolites Chapter 11 - The potential contribution of vitamin K as a nutraceutical to scale down the mortality rate of COVID-19 Chapter 12 - Gastrointestinal Symptoms in COVID-19 patients: Prevention and Treatment Chapter 13 - Mechanisms and management options of liver injury in COVID19: A Review Chapter 14 - Marine species-derived bioactives against coronavirus disease Chapter 15 - Potential bioactive compounds of Indian flora against SARS-CoV-2 Chapter 16 - Natural product-derived active compounds for the management of COVID-19: A summary from Indochina Chapter 17 - Novel therapeutic strategy based on nanomedicine targeting thrombosis for SARSCoV-2 Chapter 18 - Nanomaterials in combating human coronavirus infections Chapter 19 - Structural insights into drug targets from MERS, SARS-CoV, and SARS-CoV-2 and scope for phytochemicals as broad-spectrum anti-virals and immunomodulators. Chapter 20 - Precision phytochemicals for COVID-19-induced olfactory dysfunction.