Aviptadil acetate is an analog vasoactive intestinal polypeptide (VIP) with potent vasodilatory effects. Aviptadil acetate induces pulmonary vasodilation and inhibits vascular SMCs proliferation, platelet aggregation. Aviptadil acetate can be used for the research of pulmonary fibrosis, pulmonary arterial hypertension (PAH) and SARS-CoV-2 caused respiratory failure, et al.

X77 is a potent inhibitor of the main protease of SARS-CoV-2 (SARS-CoV-2 Mpro).

SSAA09E2 is a novel inhibitor of SARS-CoV replication, acting by blocking early interactions of SARS-S with the receptor for SARS-CoV, Angiotensin Converting Enzyme-2 (ACE2)

(Rac)-X77 is a racemate of X77. X77 is a potent non-covalent inhibitor of the main protease of SARS-CoV-2 (SARS-CoV-2 Mpro). X77 binds to SARS-CoV-2 Mpro with a Kd value of 0.057 μM.

AT-273 is the nucleoside metabolite of AT-527.

Jun8-76-3A is a potent and selective noncovalent SARS-CoV-2 Mpro inhibitor with Ki of 0.07 μM. Jun8-76-3A only selectively inhibits SARS-CoV-2 and SARS-CoV Mpro, but not other viral proteases and host proteases including calpain 1, cathepsins L and K, and trypsin.

GRL-0496 is a potent chloropyridyl ester-derived SARS-CoV 3CLpro inhibitor, with an IC50 of 30 nM in both enzyme inhibitory and antiviral assays. GRL-0496 shows SARS-CoV antiviral activity, with an EC50 of 6.9 μM.

Merafloxacin (CI-934), a fluoroquinolone antibacterial agent, is a selective programmed -1 ribosomal frameshifting (-1 PRF) inhibitor of beta coronaviruses. Merafloxacin exhibits in vitro activity against gram-positive and gram-negative bacteria.

AT-9010, a triphosphate active metabolite of AT-527, is a potent inhibitor of NiRAN (a function essential for viral replication). AT-9010 can inhibit SARS-CoV-2 replication.

AT-9010 tetrasodium, a triphosphate active metabolite of AT-527, is a potent inhibitor of NiRAN (a function essential for viral replication). AT-9010 tetrasodium can inhibit SARS-CoV-2 replication.

AT-9010 triethylamine, a triphosphate active metabolite of AT-527, is a potent inhibitor of NiRAN (a function essential for viral replication). AT-9010 triethylamine can inhibit SARS-CoV-2 replication.

Cleistanthin B (Diphyllin O-glucoside) is an orally active arylnaphthalene lignan lactone glycoside. Cleistanthin B exhibits anti-SARS-CoV-2 effects in Vero cells, with EC50 of 6.51 µM. Cleistanthin B also exhibits antitumor, diuretic and antihypertensive effects in vivo.

Hispidulin 4'-O-β-D-glucopyranosid, a natural compound, may serve as a potential COVID-19 main protease inhibitor.

CCF0058981 (CCF981), 3-chlorophenyl analogue, is a noncovalent SARS-CoV-2 3CLpro (SC2) inhibitor with an IC50 of 68 nM. CCF0058981 inhibits SC1 (SARS-CoV-1 3CLpro) with an IC50 of 19 nM. CCF0058981 has antiviral efficacy and has the potential for COVID-19 research.

Guanosine triphosphate is a native nucleotide. The derivatives of GTP may be used as specific inhibitors against COVID-19.

RdRP-IN-2 is a RNA dependent RNA polymerase (RdRp) inhibitor. RdRP-IN-2 significantly inhibits SARS-CoV-2 RdRp with an IC50 of 41.2 µM.RdRP-IN-2 also inhibits Feline coronavirus (FIPV) replication.

Lufotrelvir (PF-07304814), a phosphate prodrug of PF-00835231, acts as a potent 3CLpro protease (Mpro) inhibitor with SARS-CoV-2 antiviral activity. Lufotrelvir binds and inhibits SARS-CoV-2 3CLpro activity with a Ki of 174nM. Lufotrelvir is promising single antiviral agent and also can be used for the research of combination with other antivirals that target other critical stages of the coronavirus life cycle.

HeE1-2Tyr, a pyridobenzothiazole compound, is a flavivirus RNA dependent RNA polymerases (RdRp) inhibitor. HeE1-2Tyr significantly inhibits West Nile, Dengue and SARS-CoV-2 RdRps (IC50 of 27.6 µM) activity in vitro.

PF07321332(nirmatrelvir) is a potent and orally active SARS-CoV 3C-like protease (3CLPRO) inhibitor . PF-07321332 targets to the SARS-CoV-2 virus and can be used for COVID-19 reseacrch.

4'-fluorouridine (4'-FlU, EIDD-2749) is a ribonucleoside analog that inhibits respiratory syncytial virus (RSV), related RNA viruses, and SARS-CoV-2 with high selectivity index (EC50/CC50 of ≥1877) in cells and human airway epithelia organoids. 4'-FlU induces a delayed stalling of RSV and SARS-CoV-2 RdRP (RNA-dependent RNA polymerase).

SARS-CoV-2-IN-9 is an inhibitor binding to subsites S1 and S2 in SARS-CoV-2 main protease.

NK007 is a novel anti-SARS-CoV-2 agent with an EC50 value of 30 nM.