adaptive immunity; adult respiratory distress syndrome; anesthesiologist; antiinflammatory activity; antithrombotic activity; antiviral activity; anxiety disorder; bronchospasm; coronavirus disease 2019; cytokine storm; down regulation; drug activity; drug repositioning; edema; Horowitz index; human; immunomodulation; innate immunity; letter; lipid raft; multiple organ failure; NETosis; pandemic; pharmacology; physician; protein expression; suicidal ideation; T lymphocyte; thrombosis; treatment resistant depression; vascular endothelium; virus load; anesthetic agent; angiotensin converting enzyme 2/ec [Endogenous Compound]; biological factor/ec [Endogenous Compound]; dexamethasone; dexmedetomidine; interleukin 6/ec [Endogenous Compound]; ketamine; lidocaine; n methyl dextro aspartic acid receptor/ec [Endogenous Compound]; propofol; sevoflurane/ec [Endogenous Compound]; tumor necrosis factor/ec [Endogenous Compound]; unclassified drug; ventilator; anesthetic pharmacology; critical care physician; immunosuppressive effect; laryngeal edema; pneumonia induced adult respiratory distress syndrome; ganglioside 1 lipid rafts/ec [Endogenous Compound]; sigma 1 receptors/ec [Endogenous Compound]