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COVID-19 virus is primarily transmitted between humans through respiratory droplets and contact routes.•Transportation of COVID-19 patient carries very high transmission risk to personals involved.•Worldwide, clinicians are using many measures that can be executed easily to prevent aerosol exposure.Cholinergic agonists, like levamisole, are a major class of anthelmintic drugs that are known to act selectively on nicotinic acetylcholine receptors (nAChRs) on the somatic muscle and nerves of nematode parasites to produce their contractio