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Chemical Structure| 104227-87-4 Chemical Structure| 104227-87-4

Structure of Famciclovir
CAS No.: 104227-87-4

Chemical Structure| 104227-87-4

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Famciclovir is a guanine analogue antiviral drug as it is a competitive inhibitor of herpes simplex 2 DNA polymerase.

Synonyms: BRL 42810

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Product Details of Famciclovir

CAS No. :104227-87-4
Formula : C14H19N5O4
M.W : 321.33
SMILES Code : NC1=NC=C2N=CN(CCC(COC(C)=O)COC(C)=O)C2=N1
Synonyms :
BRL 42810
MDL No. :MFCD00866964
InChI Key :GGXKWVWZWMLJEH-UHFFFAOYSA-N
Pubchem ID :3324

Safety of Famciclovir

GHS Pictogram:
Signal Word:Warning
Hazard Statements:H302
Precautionary Statements:P280-P305+P351+P338

Isoform Comparison

Biological Activity

In Vitro:

Cell Line
Concentration Treated Time Description References
HT-29 959 µM 48 h To evaluate the cytotoxic effect of Famciclovir on HT-29 cells, the results showed an IC10 value of 959 µM. PMC10962075
HCT-116 422 µM 48 h To evaluate the cytotoxic effect of Famciclovir on HCT-116 cells, the results showed an IC10 value of 422 µM. PMC10962075

In Vivo:

Species
Animal Model
Administration Dosage Frequency Description References
BALB/c female mice HSV-2 cutaneous infection model Oral gavage 50 mg/kg Twice daily, from 22 h postinfection to day 5.5 Compare the therapeutic effects of famciclovir and valaciclovir on HSV-2 infection. Famciclovir significantly reduced mortality, virus replication in the nervous system, and latent infection, while valaciclovir treatment resulted in virus rebound. PMC163217
Cats Naturally acquired upper respiratory tract disease Oral 90 mg/kg Every 12 hours for 7-10 days Treatment of clinical signs of feline upper respiratory disease PMC11863213

Clinical Trial:

NCT Number Conditions Phases Recruitment Completion Date Locations
NCT03120962 Herpes Zoster ... More >> Post-herpetic Neuralgia Less << Not Applicable Not yet recruiting November 2020 -
NCT00477334 Genital Herpes Phase 4 Completed - -
NCT00219310 Recurrent Genital Herpes (RGH) PHASE4 COMPLETED 2025-06-05 Novartis Pharmaceuticals, East... More >> Hanover, New Jersey, United States Less <<
NCT00834444 Healthy Phase 1 Completed - United States, Missouri ... More >> Gateway Medical Research, Inc. St. Charles, Missouri, United States, 63301 Canada, Ontario Ba Research Co. Toronto, Ontario, Canada, M1P2X4 Less <<
NCT00477334 - Completed - -
NCT00834431 - Completed - -
NCT00834444 - Completed - -
NCT00098046 Chickenpox He... More >>rpes Zoster Less << Phase 3 Completed - United States, New York ... More >> Columbia University Medical Center New York, New York, United States, 10032 Costa Rica Novartis Investigational Site San Jose, Costa Rica Guatemala Novartis Investigational Site Cuidad de Guatemala, Guatemala Panama Novartis Investigational Site Ciudad de Panama, Panama Novartis Investigational Site David, Chiriqui, Panama Less <<
NCT00129818 Genital Herpes PHASE4 COMPLETED 2025-10-05 University of Alabama at Birmi... More >>ngham, Birmingham, Alabama, 35294, United States|Orlando Clinical Research Center, Orlando, Florida, 32809, United States|IU Center for Clinical STD Research, Indianapolis, Indiana, 46202, United States|UNC Clinical Research - Raleigh, Raleigh, North Carolina, 27607, United States|Lynne Health Science Institute, Oklahoma City, Oklahoma, 73112, United States|Westover Heights Clinic, Portland, Oregon, 97210, United States|University of Washington - Virology Research Clinic, Seattle, Washington, 98122, United States Less <<
NCT00171990 Recurrent Genital Herpes PHASE3 COMPLETED 2025-02-06 Novartis Investigative Site, N... More >>orth Ryde, Australia Less <<
NCT01281007 GENITAL HERPES Phase 3 Completed - Brazil ... More >> Centro de Medicina Reprodutiva Dr Carlos Isaia Filho Ltda Porto Alegre, RS, Brazil Hospital de Clínicas de Porto Alegre Porto Alegre, RS, Brazil SPVita Braganca Paulista, SP, Brazil Caep Centro Avancado de Estudos E Pesquisas Ltda Campinas, SP, Brazil CEMICAMP - Centro de Pesquisas em Saúde Reprodutiva de Campinas Campinas, SP, Brazil CECIP - Centro de Estudos Clínicos do Interior Paulista Jau, SP, Brazil Hospital das Clínicas da Faculdade de Medicina de Ribeirao Preto da Universidade de Sao Paulo Ribeirao Preto, SP, Brazil, 14048900 Instituto Sirio Libanes de Ensino e Pesquisa Sao Paulo, SP, Brazil, 01308-060 Afip - Associacao Fundo de Incentivo A Psicofarmacologia Sao Paulo, SP, Brazil Less <<
NCT00834431 Healthy Phase 1 Completed - United States, Missouri ... More >> Gateway Medical Research, Inc. St. Charles, Missouri, United States, 63301 Canada, Ontario Ba Research Co. Toronto, Ontario, Canada, M1P2X4 Less <<
NCT01281007 - Completed - -
NCT01327144 Herpes Zoster Phase 3 Recruiting July 2017 Brazil ... More >> Centro de Medicina Reprodutiva Dr Carlos Isaia Filho Recruiting Porto Alegre, RS, Brazil Contact: Carlos Isaia Filho, MD    55 51 3222-8180       Principal Investigator: Carlos Isaia Filho, MD          Loema Recruiting Campinas, SP, Brazil, 13010001 Contact: Fabio R Santos, MD       contato@loemaipc.com.br    Principal Investigator: Fabio R Santos, MD          CECIP Centro de Estudos Clínicos do Interior Paulista Recruiting Jau, SP, Brazil Contact: Paula U. Tokunaga, MD       cecipjau@gmail.com    Principal Investigator: Paula U. Tokunaga, MD          Afip - Associacao Fundo de Incentivo A Pesquisa Recruiting Sao Paulo, SP, Brazil Contact: Jane Tomimori, MD    55 11 5908 7081       Principal Investigator: Jane Tomimori, MD          Allergisa Recruiting Campinas, São Paulo, Brazil Contact: Andre L Vergnanini, MD    +55193789-8600       Principal Investigator: André L Vergnanini, MD Less <<
NCT00306787 Genital Herpes Phase 3 Completed - -
NCT01321515 Herpes Not Applicable Completed - United States, New Jersey ... More >> Advanced Biomedical Research, Inc. Hackensack, New Jersey, United States, 07601 Less <<
NCT01321502 Herpes Not Applicable Completed - United States, New Jersey ... More >> Advanced Biomedical Research Hackensack, New Jersey, United States, 07601 Less <<
NCT00098059 Herpes Simplex PHASE3 COMPLETED 2025-12-07 University of Alabama at Birmi... More >>ngham, Birmingham, Alabama, 35233-1711, United States|The Children's Hospital, Denver, Colorado, 80218, United States|Children's Memorial Hospital, Chicago, Illinois, 60614, United States|Kosair Charities Pediatric Clinical Research Unit, Louisville, Kentucky, 40202-3830, United States|Columbia University Medical Center, New York, New York, 10032, United States|State University of New York at, Stony Brook, New York, 11794-3362, United States|Duke University Medical Center, Durham, North Carolina, 27710, United States|Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio, 45229-3039, United States|University Hospitals of Cleveland, Cleveland, Ohio, 44106, United States|Children's Medical Center of Dallas, Dallas, Texas, 75235, United States|Baylor College of Medicine/Texas Children's Hospital, Houston, Texas, 77030, United States|Panama Minister of Health, Ciudad de David, Chiriqui, Panama|Panama Minister of Health, Ciudad de Panama, Panama Less <<
NCT00878072 Herpes Labialis PHASE2|PHASE3 COMPLETED 2010-06-02 Women's Health Care at Frost S... More >>treet, San Diego, California, United States|Children's Memorial Hospital, Chicago, Illinois, 60614, United States|Medisphere Medical Research Center, LLC, Evansville, Indiana, 47714, United States|Clayton Medical Research, Saint Louis, Missouri, 63117, United States|Rochester Clinical Research, Inc., Rochester, New York, United States|Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio, 45229, United States|University Hospitals Case Medical Center, Cleveland, Ohio, 44106, United States|Westover Heights Clinic, Portland, Oregon, 97210, United States|Primary Physicians Research, Inc, Pittsburgh, Pennsylvania, United States|Texas Children's Hospital, Houston, Texas, 77030, United States|R/D Clinical Research, Inc, Lake Jackson, Texas, 77566, United States|R/D Clinical Research, Lake Jackson, Texas, 77566, United States Less <<
NCT00448227 Herpes Simplex Phase 2 Completed - United States, Alabama ... More >> Pediatric Infectious Disease Of University of Alabama Birmingham, Alabama, United States United States, Illinois Children's Memorial Hospital Chicago Chicago, Illinois, United States United States, Michigan Children's Hospital of Michigan Detroit, Michigan, United States United States, Nebraska Archana Chatterjee Omaha, Nebraska, United States, 68131 United States, Ohio University Hospital Cased Medical Center Rainbow Babies and Children's Hospital Cleveland, Ohio, United States United States, Texas UT Southwestern Medical Center Dallas, Texas, United States Less <<
NCT00448227 - Completed - -
NCT01526408 Meniere's Disease Phase 3 Terminated(HRI no longer condu... More >>cting research.) Less << - -
NCT00306787 - Completed - -
NCT01154543 - Completed - -
NCT00098059 Herpes Simplex PHASE3 COMPLETED 2025-12-07 University of Alabama at Birmi... More >>ngham, Birmingham, Alabama, 35233-1711, United States|The Children's Hospital, Denver, Colorado, 80218, United States|Children's Memorial Hospital, Chicago, Illinois, 60614, United States|Kosair Charities Pediatric Clinical Research Unit, Louisville, Kentucky, 40202-3830, United States|Columbia University Medical Center, New York, New York, 10032, United States|State University of New York at, Stony Brook, New York, 11794-3362, United States|Duke University Medical Center, Durham, North Carolina, 27710, United States|Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio, 45229-3039, United States|University Hospitals of Cleveland, Cleveland, Ohio, 44106, United States|Children's Medical Center of Dallas, Dallas, Texas, 75235, United States|Baylor College of Medicine/Texas Children's Hospital, Houston, Texas, 77030, United States|Panama Minister of Health, Ciudad de David, Chiriqui, Panama|Panama Minister of Health, Ciudad de Panama, Panama Less <<
NCT00248144 Recurrent Herpes Labialis PHASE4 COMPLETED 2025-07-07 -
NCT05283551 Multiple Sclerosis PHASE2 UNKNOWN 2023-11-25 Royal London Hospital, Barts H... More >>ealth NHS Trust, London, E1 1BB, United Kingdom Less <<

Protocol

Bio Calculators
Preparing Stock Solutions 1mg 5mg 10mg

1 mM

5 mM

10 mM

3.11mL

0.62mL

0.31mL

15.56mL

3.11mL

1.56mL

31.12mL

6.22mL

3.11mL

References

 

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