Golotimod (SCV-07), an immunomodulating peptide with antimicrobial activity, significantly increases the efficacy of antituberculosis therapy, stimulates thymic and splenic cell proliferation, and improves macrophage function. Golotimod (SCV-07) inhibits STAT3 signaling and modulates the duration and severity of oral mucositis in animal models that received radiation or a combination of radiation and Cisplatin. Golotimod (SCV-07) is a potential therapeutic for recurrent genital herpes simplex virus type 2 (HSV-2)[1][2][3].
Isatin-β-thiosemicarbazone is a potent anti-poxvirus agent (including monkeypox virus, orthopoxvirus, vaccinia virus, etc). Isatin-β-thiosemicarbazone also is a potent herpes simplex virus (HSV) inhibitor. Isatin-β-thiosemicarbazone exhibits
Acyclovir, a molecule tailored to inactivate the thymidine kinase of the herpesvirus, is a guanosine analogue antiviral drug. It is a drug for HSV infection by GlaxoSmithKline.IC50 Value: 0.53-0.75 uM [3]Target: HSVin vitro: Acyclovir sensitivity was determined in a plaque-reduction assay in Vero cells. IC50 Values were consistently 2-3 fold lower in B2 compared with the H strain of Vero cells. HSV Type 2 strains were 2-10-fold less sensitive than Type 1 strains [2]. in vivo: two patients experienced a recurrence during treatment with oral acyclovir (200 mg 4 times daily) for up to 12 weeks, compared with nine during placebo treatment (P = 0.016). There was no difference between acyclovir and placebo in the time to the next recurrence following completion of treatment [3]. low-dose oral acyclovirmay be effective in the prevention of HSV infection during OKT3 treatment of seropositive patients. Continuation of acyclovir prophylaxis for two to four weeks following the conclusion of OKT3 therapy may prevent occurrence of delayed infections [4].Clinical trial: Acyclovir to Treat Patients Co-infected With HIV and Herpes Viruses in Uganda. Phage2
Lactoferrin is a substance released by neutrophils. Lactoferrin is an orally active multifunctional iron binding glycoprotein. Lactoferrin prevents cell adhesion, growth and spreading of cell colonies. Lactoferrin also has antiviral activity and inhibits microbial and viral adhesion and entry into host cells. Besides, Lactoferrin has anti-inflammatory, immunomodulatory, and anti-cancer activities[1][2][3].
Idoxuridine is an antiviral agent for feline herpesvirus type-1 with IC50 of 4.3 μM.Target: herpesvirus type-1Idoxuridine is mainly used topically to treat herpes simplex keratitis. Epithelial lesions, especially initial attacks presenting with a dendritic ulcer, are most responsive to therapy, while infection with stromal involvement are less responsive. Idoxuridine is ineffective against herpes simplex virus type 2 and varicella-zoster.
Yatein is a lignan isolated from A. chilensis, with antiproliferative activity[1]. Yatein suppresses herpes simplex virus type 1 (HSV-1 ) replication by interruption the immediate-early gene expression[2].
B220 is an antiviral agent which can inhibit the growth of HSV-1, HSV-2 and human cytomegalovirus (CMV).
Brassicasterol, a metabolite of Ergosterol, plays a role in the inhibitory effect on bladder carcinogenesis promotion via androgen signaling[1]. Brassicasterol shows dual anti-infective properties against HSV-1 (IC50=1.2 µM) and Mycobacterium tuberculosis, and cardiovascular protective effect[2]. Brassicasterol exerts an anti-cancer effect by dual-targeting AKT and androgen receptor signaling in prostate cancer[3].
Trifluridine-13C,15N2 is the 13C and 15N labeled Trifluridine[1]. Trifluridine (Trifluorothymidine;5-Trifluorothymidine;TFT) is an irreversible thymidylate synthase inhibitor, and thereby suppresses DNA synthesis. Trifluridine is an antiviral drug for herpes simplex virus (HSV) infection. Trifluorothymidine also has anti-orthopoxvirus activity[2].
Isookanin, isolated from the leaves of Clinacanthus nutans, can be used for the research of various illnesses including cancers, skin rashes, snake and insects bites, diabetes mellitus, diarrhoea, as an anti-viral agent against HSV and varicella-zoster virus (VZV)[1].
Manzamine A, an orally active beta-carboline alkaloid, inhibits specifically GSK-3β and CDK-5 with IC50s of 10.2 μM and 1.5 μM, respectively. Manzamine A targets vacuolar ATPases and inhibits Autophagy in pancreatic cancer cells. Manzamine A has antimalarial and anticancer activities. Manzamine A also shows potent activity against HSV-1[1][2][3][4].
Gallic aldehyde is a HSV-1 inhibitor isolated from Geum japonicum, with potent antiviral activity[1].
Isoborneol ((±)-Isoborneol) is a monoterpenoid alcohol present in the essential oils of numerous medicinal plants and has antioxidant and antiviral properties. Isoborneol is a potent inhibitor of herpes simplex virus type 1 (HSV-1)[1][2].
Z-LVG-CHN2 is a cell-permeable and irreversible inhibitor of cysteine proteinase. Z-LVG-CHN2 is a tripeptide derivative and mimics part of the human cysteine proteinase-binding center. Z-LVG-CHN2 displays an inhibition on HSV whereas no significant effect on poliovirus replication. Z-LVG-CHN2 effectively blocks SARS-COV-2 replication (EC50=190 nM) via inhibition of SARS-COV-2 3CL pro protease[3].
AT-533 is a potent Hsp90 and HSV inhibitor. AT-533 suppresses tumor growth and angiogenesis by blocking the HIF-1α/VEGF/VEGFR-2 signaling pathway. AT-533 also inhibits the activation of the downstream pathways, including Akt/mTOR/p70S6K, Erk1/2 and FAK. AT-533 inhibits the tube formation, cell migration, and invasion of human umbilical vein endothelial cells (HUVECs)[1][2][3].
Oxytetracycline hydrochloride is an antibiotic belonging to the tetracycline class. Oxytetracycline hydrochloride potent inhibits Gram-negative and Gram-positive bacteria. Oxytetracycline hydrochloride is a protein synthesis inhibitor and prevents the binding from aminoacil-tRNA to the complex m-ribosomal RNA. Oxytetracycline hydrochloride also possesses anti-HSV-1 activity[1][2][3].
2-Deoxy-D-glucose-d1 is the deuterium labeled 2-Deoxy-D-glucose. 2-Deoxy-D-glucose is a glucose analog that acts as a competitive inhibitor of glucose metabolism, inhibiting glycolysis via its actions on hexokinase[1][2].
Abyssinone V is a prenylated flavonoid with predicted anti-viral activity. Abyssinone V can be isolated from the stem bark of Erythrina melanacantha. Abyssinone V possesses good pharmacodynamics properties. Abyssinone V is predicted to be antivirals including anti-herpes (HSV) agent, with mechanisms comprising inhibition of polymerase, ATPase and membrane integrity[1][2].
Valacyclovir hydrochloride is an antiviral drug used in the management of herpes simplex, herpes zoster, and herpes B. Target: HSVValacyclovir is an antiviral drug used in the management of herpes simplex, herpes zoster, and herpes B. VACV uptake was concentration dependent and saturable with a Michaelis-Menten constant and maximum velocity of 1.64 +/- 0.06 mM and 23.34 +/- 0.36 nmol/mg protein/5 min, respectively. A very similar Km value was obtained in hPEPT1/CHO cells and in rat and rabbit tissues and Caco-2 cells, suggesting that hPEPT1 dominates the intestinal transport properties of VACV in vitro . For treatment of a first episode of genital herpes, a large comparative trial has shown that valacyclovir (1 g twice a day) is as effective as acyclovir (200 mg five times a day) when given for 10 days. For treating recurrences, two trials show that valacyclovir is as effective as acyclovir (200 mg five times a day) with a treatment period of 5 days. A daily dose of 1 g of valacyclovir is as effective as 2 g daily. Valacyclovir can be administered once a day. The concentrations of acyclovir in serum and CSF were measured at steady state after 6 days of oral treatment with 1,000 mg of valacyclovir three times a day. EC50 values of PE and AC in 3T3 cells were 0.02 and 0.01 ug/ml, while values in BHK cells were 0.2 and 0.03 ug/ml. Treatment of infected immunosuppressed mice and FA and VA (b.i.d., 5.5 days) reduced the proportion with erythema from 100% to 24% and 38%, and eliminated ear paralysis, ear lesions (vesicles, etc) and death. Virus was absent from ear and brainstem by day 6, but reappeared after discontinuation in mice treated with VA.
Acyclovir (Aciclovir) sodium is a potent, orally active antiviral agent. Acyclovir sodium has antiherpetic activity with IC50 values of 0.85 μM and 0.86 μM for HSV-1 and HSV-2, respectively. Acyclovir sodium induces cell cycle perturbation and apoptosis. Acyclovir sodium prevents bacterial infections during induction therapy for acute leukaemia[1][2][3][4].
Minumicrolin is a plant growth inhibitor. Minumicrolin can be isolated from Murraya paniculata. Minumicrolin inhibits Epstein-Barr virus early antigen (EBV-EA) activation[1][2].
Ganciclovir (BW 759) sodium, a nucleoside analogue and an orally active antiviral agent, shows activity against CMV. Ganciclovir sodium also has activity in vitro against members of the herpes group and some other DNA viruses. Ganciclovir sodium inhibits the in vitro replication of human herpes viruses (HSV 1 and 2, CMV) and adenovirus serotypes 1, 2, 4, 6, 8, 10, 19, 22 and 28. Ganciclovir sodium has an IC50 of 5.2 μM for feline herpesvirus type-1 (FHV-1)[1][2][3].
Valacyclovir is an antiviral drug used in the management of herpes simplex, herpes zoster, and herpes B. IC50 Value: 2.9 microg/ml (for HSV-1 W)[4]. Target: HSV infectionin vitro: VACV uptake was concentration dependent and saturable with a Michaelis-Menten constant and maximum velocity of 1.64 +/- 0.06 mM and 23.34 +/- 0.36 nmol/mg protein/5 min, respectively. A very similar Km value was obtained in hPEPT1/CHO cells and in rat and rabbit tissues and Caco-2 cells, suggesting that hPEPT1 dominates the intestinal transport properties of VACV in vitro [5]. in vivo: For treatment of a first episode of genital herpes, a large comparative trial has shown that valacyclovir (1 g twice a day) is as effective as acyclovir (200 mg five times a day) when given for 10 days. For treating recurrences, two trials show that valacyclovir is as effective as acyclovir (200 mg five times a day) with a treatment period of 5 days. A daily dose of 1 g of valacyclovir is as effective as 2 g daily. Valacyclovir can be administered once a day[1]. The concentrations of acyclovir in serum and CSF were measured at steady state after 6 days of oral treatment with 1,000 mg of valacyclovir three times a day [2]. EC50 values of PE and AC in 3T3 cells were 0.02 and 0.01 ug/ml, while values in BHK cells were 0.2 and 0.03 ug/ml. Treatment of infected immunosuppressed mice and FA and VA (b.i.d., 5.5 days) reduced the proportion with erythema from 100% to 24% and 38%, and eliminated ear paralysis, ear lesions (vesicles, etc) and death. Virus was absent from ear and brainstem by day 6, but reappeared after discontinuation in mice treated with VA [3].Clinical trial: Evaluation of Valaciclovir in Patients with Chickenpox. Phage3
Vidarabine is an antiviral drug which is active against herpes simplex and varicella zoster viruses.Target: DNA/RNA SynthesisVidarabine is a nucleoside antibiotic isolated from Streptomyces antibioticus. It has some antineoplastic properties and has broad spectrum activity against DNA viruses in cell cultures and significant antiviral activity against infections caused by a variety of viruses such as the herpes viruses, the vaccinia VIRUS and varicella zoster virus [1].
Lucidadiol is a natural compound isolated from Ganoderma lucidum. Lucidadiol exhibits acetylcholinesterase-inhibitory activity, with IC50 values of 31 μM. Lucidadiol shows antiviral activity against influenza virus type A and HSV type 1[1][2].
Soyasapogenol C is an oleanane-type triterpenoid. Soyasapogenol C exhibits anti-HSV-1 activity, with an IC50 of 18.9 μM[1].
NSC10010 hydrochloride inhibits gammaherpesvirus associated B-lymphomas growth through activation of NF-kB and c-Myc-mediated signaling pathways. NSC10010 hydrochloride induces necrotic cell death in gammaherpesvirus infected B-cells. NSC10010 hydrochloride is also an inhibitor of Mtb ClpC1 ATPase[1][2].
2-Deoxy-D-glucose-13C is the 13C labeled 2-Deoxy-D-glucose. 2-Deoxy-D-glucose is a glucose analog that acts as a competitive inhibitor of glucose metabolism, inhibiting glycolysis via its actions on hexokinase[1][2].
Oxytetracycline calcium is an antibiotic belonging to the tetracycline class. Oxytetracycline calcium potently inhibits Gram-negative and Gram-positive bacteria. Oxytetracycline calcium is a protein synthesis inhibitor and prevents the binding from aminoacil-tRNA to the complex m-ribosomal RNA. Oxytetracycline calcium also possesses anti-HSV-1 activity[1][2][3].
Penciclovir is reported to be potent against HSV types 1 and 2 with IC50 of 0.04-1.8 μg/mL and 0.06-4.4 μg/mL, respectively.