GlobalRPh Renal Dosing Masterv6.6
GlobalRPh source record

Famciclovir

GlobalRPh source pageBase record retrieved 2026-09-05See the evidence for this drug1 sources available - open source summaries, references and comparisons
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Usual Dosing (Adults)

Herpes zoster: 500 mg orally every 8 hours for 7 days. Recurrent genital herpes: 125 mg twice daily for 5 days. Primary genital herpes: 250 mg three times daily for 5 to 10 days. Chronic genital-herpes suppression: 250 mg twice daily.

Renal Dosing

CrCl >60 mL/min: no change. CrCl 40 to 59: zoster 500 mg every 12 hours, other regimens unchanged. CrCl 20 to 39: zoster 500 mg every 24 hours; recurrent genital herpes 125 mg every 24 hours; suppression 125 mg every 12 hours. CrCl <20: zoster 250 mg every 24 hours; recurrent genital herpes and suppression 125 mg every 24 hours.

Hemodialysis

Recurrent genital herpes or suppression: 125 mg after each dialysis. Zoster or genital herpes in an HIV patient: 250 mg after each dialysis.

Source revision: Historical source; revision not established here | Retrieved: 2026-09-05. Retrieval date is not the revision date.

Source: https://globalrph.com/renal/famciclovir/

Scope: Preserved historical source; no fresh clinical approval GlobalRPh v6.6.

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Retrieved: 2026-09-05

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Original content / product scope
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Locally stored source content

Original GlobalRPh protocol

Clinical facts and comments transcribed into a structured reading format. This is not a byte-for-byte HTML archive. Original source: https://globalrph.com/renal/famciclovir/

Usual Dosing (Adults)

Herpes zoster: 500 mg orally every 8 hours for 7 days. Recurrent genital herpes: 125 mg twice daily for 5 days. Primary genital herpes: 250 mg three times daily for 5 to 10 days. Chronic genital-herpes suppression: 250 mg twice daily.

GRPH-famciclovir-01 · Source section: Usual Dosing (Adults)Renal section finder

Renal Dosing

CrCl >60 mL/min: no change. CrCl 40 to 59: zoster 500 mg every 12 hours, other regimens unchanged. CrCl 20 to 39: zoster 500 mg every 24 hours; recurrent genital herpes 125 mg every 24 hours; suppression 125 mg every 12 hours. CrCl <20: zoster 250 mg every 24 hours; recurrent genital herpes and suppression 125 mg every 24 hours.

GRPH-famciclovir-02 · Source section: Renal DosingRenal section finder

Hemodialysis

Recurrent genital herpes or suppression: 125 mg after each dialysis. Zoster or genital herpes in an HIV patient: 250 mg after each dialysis.

GRPH-famciclovir-03 · Source section: HemodialysisRenal section finder

Provenance and preservation

Additional summaries stored on this page: 0 official-label, 0 RX List, 0 professional, 0 handbook. Empty additional-source groups are not shown. A missing layer is not a no-adjustment recommendation.

Original source
https://globalrph.com/renal/famciclovir/
Source retrieval
2026-09-05. This is not the source publication or label revision date.
Original source type
globalrph individual
Local text SHA-256
8bb0cedef4fa3444c49954b9cbdcdffa8493c780956e2bc78e60fc94dcd4b3c1
Import versus clinical validation
Source-section locators identify where retained content came from. A source-section identifier does not assert that every numeric statement has been independently corroborated. The local text hash is not a hash of original HTML, an FDA PDF or SPL XML.

The original individual GlobalRPh pages commonly cite NIH/NLM DailyMed and instruct readers to review the applicable package insert for updates. That historical reference is preserved as context; it is not counted as an independently retrieved current label.

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