IDX184 is a potent and orally bioavailable inhibitor of HCV replication. IDX184 potently inhibits HCV polymerase (IC50=0.31 μM, Ki=52.3 nM).

HCV-IN-29 is a hepatitis C virus (HCV) inhibitor exacted from patent US8329159B2, compound 1e.

HCV-IN-30 (compound 48) is a HCV NS5A replication complex inhibitor, with IC50s of 901 and 102 nM for genotypes 1a and 1b replicons, respectively.

ABT-072 (potassium trihydrate) is an orally active and potent non-nucleoside HCV NS5B polymerase inhibitor (HCV GT1a EC50=1 nM; HCV GT1b EC50=0.3 nM).

Valopicitabine (NM283) dihydrochloride is a nucleoside analog and the orally bioavailable prodrug of the potent anti-HCV agent 2'-C-methylcytidine (NM107). NM107competitively inhibits NS5B polymerase, causing chain termination.

ASP5286 is a novel non-immunosuppressive cyclophilin inhibitor for the treatment of HCV.

NS5A-IN-1 is a prodrug of the HCV NS5A inhibitor Pibrentasvir (ABT-530).

Coblopasvir (KW-136) dihydrochloride is a pangenotypic non-structural protein 5A (NS5A) inhibitor. Coblopasvir dihydrochloride can be used for research of chronic hepatitis C virus infection.

GSK8175 is a non-nucleoside polymerase (NS5B) inhibitor of hepatitis C virus (HCV). GSK8175 is a sulfonamide- N-benzoxaborole analog with low in vivo clearance across preclinical species and broad-spectrum activity against HCV replicons.

UK-1 is a cytotoxic metabolite from Streptomyces sp. 517-02 and exerts a wide spectrum of potent anticancer activities. UK-1 also inhibits HCV replication.

GSK-2485852 (GSK2485852, GSK5852) is a highly potent, selective HCV NS5B polymerase inhibitor with IC50 of 3.0 and 1.6 nM for HCV genotypes 1a and 1b in replicon assay, respectively.

GSK-2878175 (GSK8175, GSK-175, GSK-175A) is a potent, pan-genotypic, second generation HCV NS5B palm polymerase inhibitor with EC50 of 0.4-9.7 nM.

A highly potent, selective HCV NS5B polymerase inhibitor for treatment of HCV infection.

Amphihevir is a potent, selective HCV NS4B inhibitor with EC50 of 0.34 and 1.97 nM against the GT1a (H77) and GT1b replicon in luciferase assays.Amphihevir shows weaker acitivity against GT2a (JFH-1) (EC50=186 nM).Amphihevir shows EC50 3.13 nM and 18.16 nM with 100% human serum against GT1a and GT1b replicons using HCV-1b replicon cells test.Amphihevir reduced replicon RNA by nearly 6,300-fold (3.8 log10) at a concentration 25-fold greater than the EC90 (300 nM).Amphihevir was found to be inactive against other viruses, human kinases, and GPCRs, which implies its good selectivity.Amphihevir has good oral bioavailability and appropriate T1/2 in rats and dogs, showed good safety profiles in rats and dogs.Amphihevir is the first reported NS4B inhibitor that has advanced to clinical trials.

Dichlorcyclizine (DCCZ) is a potent, small molecule HCV fusion inhibitor, also inhibits SARS-CoV and SARS-CoV-2 S-mediated infection in MA104 cells with EC50 of 9.92 and 4.53 uM, respectively.

Fluoxazolevir (NCGC00351982) is a potent, small molecule entry inhibitor of HCV with EC50 of 18.8 nM.Fluoxazolevir inhibits fusion of HCV with hepatic cells by binding HCV envelope protein 1 (E1) to prevent fusion.Fluoxazolevir was generally effective against all chimeric HCV-RLuc genotypes including 1a, 1b, 2b, 3a, 4a, 5a, 6a and 7a, was most effective against HCV 2a and 2b, followed by 3a and 6a, all within sub-μM EC50 values, with little to no cytotoxicity (CC50>20 uM).Fluoxazolevir was highly synergistic with other anti-HCV drugs (interferon-α, ribavirin, daclatasvir, sofosbuvir and simeprevir (NS3/4A protease inhibitor)).Fluoxazolevir suppresses HCV infection in humanized chimeric mice, and is active against multidrug-resistant HCV.Fluoxazolevir also broadly blocked human coronavirus entry into various cell types, inhibit SARS-CoV S- and SARS-CoV-2 S-mediated infection MA104 cells with EC50 of 6.49 and 3.86 uM, respectively.

GSK-2336805 (JNJ-56914845) is a novel potent HCV NS5A inhibitor with multigenotype activity, has EC50s of 58.5, 7.4, and 53.8 pM on genotype 1a (H77), genotype 1b (Con-1 ET), and genotype 2a (JFH-1) replicon cells; shows an average EC50 of 63.7 pM on genotype 2a Jc1 virus, inhibits the HCV replication cycle and production of virus; retains activity on chimeric replicons containing NS5A patient sequences from genotype 1 and patient and consensus sequences for genotypes 4 and 5 and part of genotype 6.

IMB-26 is a HCV inhibitor with an EC50 of 2.1 μM. IMB-26 shows potent an anti-HCV activity.

Dasabuvir (ABT-333) sodium is a nonnucleoside hepatitis C virus (HCV) polymerase inhibitor. Dasabuvir sodium inhibits RNA-dependent RNA polymerase encoded by the HCV NS5B gene. Dasabuvir sodium inhibits genotype 1a (strain H77) and 1b (strain Con1) replicons, with EC50 values of 7.7 and 1.8 nM, respectively.

Emitasvir (DAG181) diphosphate is an orally active hepatitis C virus (HCV) nonstructural protein 5A (NS5A) inhibitor and can be used for research of chronic hepatitis C virus infection.

GSK5852 (GSK2485852) is an HCV NS5B polymerase inhibitor, with an IC50 value of 50 nM. GSK5852 displays antiviral activity and inhibits HCV with EC50s of 3.0 nM (genotype 1a, GT1a) and 1.7 nM (GT1b), respectively.

Paritaprevir (ABT-450) dihydrate is a potent, orally active and antiviral non-structural protein 3/4A (NS3/4A) protease inhibitor with EC50s of 1 and 0.21 nM against HCV 1a and 1b, respectively. Paritaprevir dihydrate is also a SARS-CoV 3CLpro inhibitor with an IC50 of 1.31 μM. Paritaprevir dihydrate is metabolized primarily by cytochrome P450 (CYP) 3A. The plasma concentration and half-life of Paritaprevir dihydrate can be enhanced by Ritonavir (a CYP450 inhibitor).