Guanosine triphosphate is a native nucleotide. The derivatives of GTP may be used as specific inhibitors against COVID-19[1].
XP-59 is a potent inhibitor of the SARS-CoV Mpro, with a Ki of 0.1 μM[1].
Ranitidine bismuth citrate is an orally active Histamine H2-receptor antagonist with an IC50 of 3.3 μM. Ranitidine bismuth citrate has high selectivity for SARS-CoV-2-infected cells. Ranitidine bismuth citrate is a commonly used agent anti-Helicobacter pylori infection with an MIC90 value of 16 ng/L[1][2][3].
Rimteravimab (XVR011) is a bivalent VHH-Fc antibody with potent neutralizing activity with high stability, broad coverage and silenced Fc effector functions against the disease caused by SARS-CoV-2[1].
SARS-CoV-2 nsp13-IN-1 (compound C1) is a potent nsp13 (non-structural protein 13) inhibitor. SARS-CoV-2 nsp13-IN-1 only inhibits nsp13 ssDNA+ ATPase, with an IC50 of 6 μM. SARS-CoV-2 nsp13-IN-1 does not inhibit ssDNA- ATPase. SARS-CoV-2 nsp13-IN-1 can be used for COVID-19 research[1].
SSAA09E3 is a SARS-CoV entry inhibitor that inhibits SARS/HIV pseudotyped virus entry with an EC50 of 9.7 μM in 293T cells and inhibits SARS-CoV infection of Vero cells with an EC50 of 0.15 μM[1][2].
Niazinin is a thiocarbamate glycoside with antileishmanial activities, with an IC50 value of 5.25 μM. Niazinin also shows a binding affinity with the target protein 3CL protease. Niazinin has promising leishmanicidal, anti-inflammatory and anti-pyretic activity[1][2].
SARS-CoV-2 nsp13-IN-2 (Compound C2) is a SARS-CoV-2 non-structural protein 13 (nsp13) small-molecule inhibitor with an IC50 of 42 μM against nsp13 ssDNA+ ATPase[1].
Dexamethasone-4,6α,21,21-d4 is the deuterium labeled Dexamethasone-4,6α,21,21. Dexamethasone (Hexadecadrol) is a glucocorticoid receptor agonist. Dexamethasone also significantly decreases CD11b, CD18, and CD62L expression on neutrophils, and CD11b and CD18 expression on monocytes. Dexamethasone is highly effective in the control of COVID-19 infection. Dexamethasone inhibits production of exosomes containing inflammatory microRNA-155 in lipopolysaccharide-induced macrophage inflammatory responses.
Sotrovimab (VIR 7831) is a human IgG1κ pan-sarbecovirus monoclonal antibody (mAb), neutralizes SARS-CoV-2, SARS-CoV-1, and multiple other sarbecoviruses. Sotrovimab is developed based on S309, exhibits a long half-life and great bioavailability in the respiratory mucosa. Sotrovimab could result in immune-mediated viral clearance and prevent progression of Covid-19 early in the course of disease[1][2].
SARS-CoV-2 nsp13-IN-4 (C4 (d)) is a potent and selective nsp13 helicase small-molecule inhibitor and inhibit the ssDNA+ ATPase activity of nsp13 with an IC50 value of 57 μM. SARS-CoV-2 nsp13-IN-4 is druglike molecule with molecular weight of less than 450Da and can provide a broad-spectrum antiviral effect[1].
Saquinavir-d9 (Ro 31-8959-d9) is the deuterium labeled Saquinavir. Saquinavir(Ro 31-8959) is an HIV Protease inhibitor used in antiretroviral therapy. Saquinavir is also a SARS-CoV 3CLpro inhibitor with an IC50 of 1.36 μM[1][2].
AMY-101 TFA (Cp40 TFA), a peptidic inhibitor of the central complement component C3 (KD = 0.5 nM), inhibits naturally occurring periodontitis in non-human primates (NHPs). AMY-101 (Cp40) exhibits a favorable anti-inflammatory activity in models with COVID-19 severe pneumonia with systemic hyper inflammation[1][2].
Ensitrelvir (S-217622) is the first orally active non-covalent, non-peptidic, SARS-CoV-2 3CL protease inhibitor (IC50=13 nM)[1][2].
Hydroxychloroquine is a synthetic antimalarial agent which can also inhibit Toll-like receptor 7/9 (TLR7/9) signaling. Hydroxychloroquine is efficiently inhibits SARS-CoV-2 infection in vitro[1][2][3].
Debrisoquin (Isocaramidine) is a TMPRSS2 inhibitors that inhibits SARS-CoV-2 entry into human lung cell line by a TMPRSS2-depedent manner, with an IC50 of 22μM. Debrisoquin can be used for antiviral research[1].
Ogalvibart (C-135-LS) is a humanized anti-SARS-CoV-2 monoclonal antibody (IgG1 type). Ogalvibart binds to the spike (S) glycoprotein receptor-binding domain (RBD) of SARS-CoV-2. Ogalvibart in combination with C144LS (1:1 ratio) shows good preventive activity and can effectively block the development of COVID19 in a rhesus monkey disease model[1].
Plutavimab a humanized IgG1-κ anti-SARS-CoV-2 antibody, targeting to Spike (S) glycoprotein receptor binding domain (RBD)[1][2].
SARS-CoV-2-IN-62 (Compound R3b) is an inhibitor of SARS-CoV-2 replication and has low cytotoxicity. SARS-CoV-2-IN-62 inhibits viral replication in Vero E6 cells and Calu-3 cells, with EC50 values of 2.97 μM and 3.82 μM, respectively[1].
Z-Phe-Tyr(tBu)-diazomethylketone is a potent cathepsin L inhibitor. Z-Phe-Tyr(tBu)-diazomethylketone mediates reovirus disassembly. Z-Phe-Tyr(tBu)-diazomethylketone decreases viral detection[1][2].
SARS-CoV-2-IN-11 is a potent and nontoxic inhibitor of SARS-CoV-2 3CL protease (3CLpro) with an IC50 and EC50 of 0.17 and 1.45 nM, respectively. SARS-CoV-2 3C-like protease (3CLpro), an enzyme essential for viral replication, is an attractive target for therapeutic intervention. SARS-CoV-2-IN-11 may lead to the emergence of effective SARS-CoV-2-specific antivirals[1].
SARS-CoV-2 Mpro-IN-2 (compound GC-14) is a selective, low cytotoxic and non-covalent Mpro inhibitor (IC50=0.40 μM) with good anti-SARS-CoV-2 activity (EC50=1.1 μM). SARS-CoV-2 Mpro-IN-2 can be used in COVID-19 studies[1].
SARS-CoV MPro-IN-2 (compound 15) is a potent inhibitor of SARS-CoV-2 Mpro with an IC50 value of 72.07 nM. The main protease (Mpro) of the virus as the major enzyme processing viral polyproteins contributes to the replication and transcription of SARS-CoV-2 in host cells, and has been characterized as an attractive target in drug discovery. SARS-CoV MPro-IN-2 has the potential for the research of COVID-19[1].
SARS-CoV MPro-IN-1 is a SARS-CoV-2 3CLpro covalent inhibitor, with an IC50 of 40 nM. SARS-CoV MPro-IN-1 shows good anti-SARS-CoV-2-infection activity in cell culture with an EC50 of 0.33 μM. SARS-CoV MPro-IN-1 has the potential for COVID-19 research[1].
Crexavibart (BMS-986413; C-144-LS) is an IgG1λ2 antibody that targets the SARS-CoV2 spike (S) glycoprotein receptor-binding domain[1].
Quipazine is a 5-HT agonist with a Ki value of 1.4 nM for displaces [3H]GR65630 from 5-HT3R in rat. Quipazine shows antiviral activity against SARS-CoV-2 with an EC50 of 31.64 μM. Quipazine behaves as a 5-HT3R agonist in peripheral models. Quipazine can be used for neurological disease research[1][2][3][4].
Simeprevir (TMC435; TMC435350) sodium is an oral, potent and highly specific hepatitis C virus (HCV) NS3/4A protease inhibitor with a Ki of 0.36 nM. Simeprevir sodium inhibits HCV replication with an EC50 of 7.8 nM. Simeprevir sodium also potently suppresses SARS-CoV-2 replication and synergizes with Remdesivir. Simeprevir sodium inhibits the main protease (Mpro) and the RNA-dependent RNA polymerase (RdRp) of SARS-CoV-2, and also modulates host immune responses[1][4].
Dexamethasone-d4 is deuterium labeled Dexamethasone. Dexamethasone (Hexadecadrol) is a glucocorticoid receptor agonist. Dexamethasone also significantly decreases CD11b, CD18, and CD62L expression on neutrophils, and CD11b and CD18 expression on monocytes. Dexamethasone is highly effective in the control of COVID-19 infection. Dexamethasone inhibits production of exosomes containing inflammatory microRNA-155 in lipopolysaccharide-induced macrophage inflammatory responses.
SARS-CoV-2 3CLpro-IN-2 (Compound 1) is a potent inhibitor of 3CL protease. SARS-CoV-2 3CLpro-IN-2 has the potential for the research of SARS-CoV-2 diseases[1].
GS-443902 trisodium (GS-441524 triphosphate trisodium) is a potent viral RNA-dependent RNA-polymerases (RdRp) inhibitor with IC50s of 1.1 µM, 5 µM for RSV RdRp and HCV RdRp, respectively. GS-443902 trisodium is the active triphosphate metabolite of Remdesivir (GS-5734)[1][2].