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Approval Year

Substance Class Structurally Diverse
Created
by admin
on Mon Mar 31 20:10:33 GMT 2025
Edited
by admin
on Mon Mar 31 20:10:33 GMT 2025
Source Materials Class ORGANISM
Source Materials Type VIRUS
Organism Family Herpesviridae
Organism Genus Simplexvirus
Organism Species human herpesvirus 2
Author NONE
Part whole
Record UNII
74J6DNH49U
Record Status Validated (UNII)
Record Version
  • Download
Name Type Language
HUMAN HERPESVIRUS 2
Common Name English
HERPES SIMPLEX VIRUS-2
Preferred Name English
HSV-2
Common Name English
HHV-2
Common Name English
SIMPLEXVIRUS HUMAN HERPESVIRUS 2 WHOLE
Common Name English
Code System Code Type Description
FDA UNII
74J6DNH49U
Created by admin on Mon Mar 31 20:10:33 GMT 2025 , Edited by admin on Mon Mar 31 20:10:33 GMT 2025
PRIMARY
DAILYMED
74J6DNH49U
Created by admin on Mon Mar 31 20:10:33 GMT 2025 , Edited by admin on Mon Mar 31 20:10:33 GMT 2025
PRIMARY
RXCUI
1318479
Created by admin on Mon Mar 31 20:10:33 GMT 2025 , Edited by admin on Mon Mar 31 20:10:33 GMT 2025
PRIMARY RxNorm
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VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
INHIBITOR->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
INHIBITOR->TARGET ORGANISM
IC50
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
INHIBITOR->TARGET ORGANISM
The 9-(3,4-dihydroxybut-1-yl)guanine (bucyclovir, 23) with a hydroxyl directly attached to the butyl side chain is very potent against HSV-1 and HSV-2 (IC50=0.4 ?M against HSV-1 and 0.9 ?M against HSV-2). The stereochemistry of the 3-position of bucyclovir is crucial in determining the antiherpetic activities. While the R configuration is very potent, the S-isomer (24) is essentially inactive against HSV-1 and HSV-2.
IC50
VACCINE ANTIGEN->TARGET ORGANISM
INHIBITOR->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
INHIBITOR->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
INHIBITOR->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
VACCINE ANTIGEN->TARGET ORGANISM
INHIBITOR->TARGET ORGANISM
The in vitro activities of penciclovir against HSV-1, HSV-2 and VZV are similar to those of aciclovir, with median IC50 values of 0.4, 1.5 and 4.0?µg/mL, respectively, in MRC-5 cells.
IC50
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ACTIVE MOIETY