Valacyclovir: Difference between revisions

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==Adult Dosing==
==Adult Dosing==
===[[HSV-1]]===
===[[HSV-1]]===
*Acute episode: 2000 mg PO BID x 1 day
*Acute episode: 2000mg PO BID x 1 day
*Suppression: 500 mg PO Qday
*Suppression: 500mg PO Qday
===Genital HSV===
===Genital HSV===
*1st episode: 1000 mg PO BID x 7-10 days, start within 48-72 hour of symptoms
*1st episode: 1000mg PO BID x 7-10 days, start within 48-72 hour of symptoms
*recurrence: 500 mg PO BID x 3 days, alternative: 1000 mg PO qday x 5 days
*recurrence: 500mg PO BID x 3 days, alternative: 1000mg PO qday x 5 days
===Shingles===
===Shingles===
*1000 mg PO TID x 7 days
*1000mg PO TID x 7 days


==Pediatric Dosing==
==Pediatric Dosing==

Revision as of 06:42, 27 July 2016

General

  • Type: inhibits DNA polymerase
  • Dosage Forms: 500, 1000
  • Common Trade Names: Valtrex

Adult Dosing

HSV-1

  • Acute episode: 2000mg PO BID x 1 day
  • Suppression: 500mg PO Qday

Genital HSV

  • 1st episode: 1000mg PO BID x 7-10 days, start within 48-72 hour of symptoms
  • recurrence: 500mg PO BID x 3 days, alternative: 1000mg PO qday x 5 days

Shingles

  • 1000mg PO TID x 7 days

Pediatric Dosing

Genital HSV

  • ≥12 yrs same as adult dosing for adolescents

Special Populations

  • Pregnancy Rating:
  • Lactation:
  • Renal Dosing
    • Adult
    • Pediatric
  • Hepatic Dosing
    • Adult
    • Pediatric

Contraindications

  • Allergy to class/drug

Adverse Reactions

Serious

Common

Pharmacology

  • Half-life:
  • Metabolism:
  • Excretion:
  • Mechanism of Action:

See Also

References