What is the effect of use inhalant substance like neem leaves fog tobacco fog against Corona?

There are many home remedies and herbal treatments that are touted to cure coronavirus infection . However to prove that a treatment really works , one needs extensive trials and research . Anybody who’s making specific medical claims needs to supply a quality body of evidence to show that it works consistently . There are several beliefs that neem gives immunity against infections but there is no scientific evidence . The most important steps you can take now to protect yourself from COVOD -19 infection is to practise hand hygiene , use a mask and carry out social distancing . Tobacco has no role in preventing COVID-19 infection and in fact has negative effects on health .