Abbreviation	Meaning
ADME	Absorption, Distribution, Metabolism, and Excretion
BBB	blood–brain barrier
CYP	cytochrome P450
DFT	Density Functional Theory
DILI	drug-induced liver injury
DOI	degree of interaction
FVP	favipiravir
GI	gastrointestinal absorption
HGPRT	hypoxanthinguanine phosphoribosyl transferase
H-HT	hepatotoxicity
MD	Molecular Docking
MOL	Molnupiravir
NMVr	Nirmatrelvir
PAINS	Pan Assay of Interference Structures
PCM	polarizable continuum model
P-gp	permeability glycoprotein
QSPR	Quantum Quantitative Structure–Property Relationship
QTAIM	Quantum Theory of Atoms in Molecules
RDG	Reduced Density Gradient
RdRp	RNA-dependent RNA polymerase
RDP	ribonucleoside-5′-diphosphate
RMP	ribonucleoside-5′-monophosphate
RTP	ribonucleoside-5′-triphosphate
RTV	Ritonavir
RNA	ribonucleic acid
RVD	Remdesivir
RBV	Ribavirin
SAS	synthetic accessibility score
ssRNA	single-stranded RNA viruses
TPSA	topological polar surface area