OVERVIEW ON CORONAVIRUS (COVID-19)

Coronavirus (COVID-19) is an important public health emergency of international concern. Firstly COVID-19 was isolated from Wuhan market in China at 7 Jan. 2020. As of this time, there is no known effective pharmaceutical treatment; although it is much needed for patient contracting severs form of the disease. This virus causes respiratory infection in human including sneezing, coughing, cold and pneumonia while in animal it causes diarrhea and upper respiratory diseases. COVID-19 is transmitted human to human or human to animal via airborne droplets. This disease can be diagnosis on the basis of travel history from infected areas, common symptom or by laboratory confirmations. WHO advised to avoid public place, close contact to Coronavirus infected persons, wearing mask, sanitizing hands and maintain social distancing for prevention. It’s also advised infected pensions keep in quarantine center for 14 days or separate from other family member to single separate room, implementation of contact, droplet precaution, and airborne precaution, keep physical distances. Some countries are also using lopinavir/ritonavir, remdesivir, chloroquine and hydroxychloroquine drugs for treatment of Coronavirus but these are not efficient in cure of this disease. The aim of the systematic review of literature is to summarize the evidence regarding COVID-19, symptoms, pathogenesis and prevention/treatment.