"According to the World Health Organization (WHO) statistics, three-quarters (80%) of biosphere inhabitants depend primarily on plant-based medicines for improvement of health. Plant based therapies are in tune with nature and golden truth is that these have no side effects or minor side effects. Of the estimated 300,000 plants species, two-thirds of global floral species have therapeutic worth. It is estimated that plant based natural product drugs make 25 % of the total drugs in developed countries like United States, and 80 % in developing countries for instance India and China which supply two-thirds of the plants used in the western medicinal system. Severe viral infections such as AIDS by causal agent of human immunodeficiency virus (HIV-1, HIV-2), Ebola Virus Disease (EVD) caused by Ebola virus, Herpes simplex by Herpes simplex virus (HSV-1, HSV-2), influenza by influenza A virus, Hepatitis by hepatitis virus A, B, C, D, E. and human coronavirus (COVID19) due to coronavirus 2 (SARS CoV-2) represent some significant global problems. In the present emerging urgency pandemics like COVID-19 have no successful treatment for viral load of causal agent (SARS-CoV-2), and potential antiviral medicines lack. Immune system boosting and rejuvenating plants are needed to fight against unhealthy environment and viruses without any side effects as people with strong immunity show higher recovery rate against e.g., Covid-19. World Health Organization has focused on herbal and modern systems of medicine. There are a number of medicinal plants with repository and treasure of antiviral metabolites and other phytochemicals which have proven its effectiveness to kill the invaded viruses. For example, the quinine analog molecules from Cinnamomum verum enrich lysosomes and are effective against viruses"-- Provided by publisher.