This pandemic disease ruined thousands of people's lives and created a global economic crisis. As many nations are in process of finding a vaccine, only precautionary measures paves way to come across the virus. The infection is spread through the aerosols from the cough and secretions of the infected person. This virus remains in the air and surface for hours. Preventive measures like hand sanitizing, disinfecting the surface and environment with alcohol-based chemicals and fumigation techniques are carried out. Many fumigation procedures are mentioned in siddha system of medicine to sterilize the environment in periods of Kollai noi (endemic diseases). Pugai (Fumigation) is one among the 32 types of external medicine in Siddha. Pugai is indicated for both therapeutic and sterilization purpose. Traditionally, fumigation is used in home as a holy spiritual habit.

To review the phytochemical properties and medicinal uses of commonly used fumigating herbals like Neem leaf & bark, Nochi leaves, Turmeric powder, Adathodai leaves, Agil kattai, Devadaru, Oomathai leaves, Kungilium, Sambirani and Camphor. Various siddha literatures, databases such as Google scholar, PubMed. Articles related to COVID-19 and herbal fumigation. This paper states about the sterilizing nature of the herbal fumigation, medicinal benefits behind it and how it can be used in the current situation. 

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