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Last reviewed 2026-06-10 · How we verify

Famvir — Competitive Intelligence Brief

Name: Drug Landscape Pharmaceutical Database
Creator: Drug Landscape
Published: 2026-01-01
License: https://creativecommons.org/licenses/by/4.0/

Famvir (FAMCICLOVIR) competitive landscape: 2 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: Herpes Simplex Virus Nucleoside Analog DNA Polymerase Inhibitor [EPC]. Area: Immunology.

marketed Herpes Simplex Virus Nucleoside Analog DNA Polymerase Inhibitor [EPC] Immunology Small molecule Live · refreshed every 30 min

Target snapshot

Famvir (FAMCICLOVIR) — Novartis. Famvir works by inhibiting the replication of herpes simplex virus DNA through its action as a nucleoside analog DNA polymerase inhibitor.

Comparator set (2 drugs)

Auto-detected by same drug class / molecular target / therapeutic area, ranked by phase + recency. Override with ?vs=slug1,slug2,….

Drug	Generic	Sponsor	Phase	Class	Target	Approval / PDUFA
Famvir TARGET	FAMCICLOVIR	Novartis	marketed	Herpes Simplex Virus Nucleoside Analog DNA Polymerase Inhibitor [EPC]		1994-01-01
Valtrex	valaciclovir	GSK	marketed	Herpes Simplex Virus Nucleoside Analog DNA Polymerase Inhibitor		1995-01-01
Zovirax	ACYCLOVIR	Ligand Pharms	marketed	Herpes Simplex Virus Nucleoside Analog DNA Polymerase Inhibitor [EPC]	Purine nucleoside phosphorylase	1982-01-01

Recent regulatory actions (last 90 days)

No regulatory actions in the last 90 days for this set.

Upcoming PDUFA dates (next 180 days)

No PDUFA dates in the next 180 days for this set.

Patent timeline (forward window)

No upcoming patent expiries for this set.

Sponsor landscape (Herpes Simplex Virus Nucleoside Analog DNA Polymerase Inhibitor [EPC] class)

Ligand Pharms · 1 drug in this class
Novartis · 1 drug in this class

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Cite this brief

Drug Landscape (2026). Famvir — Competitive Intelligence Brief. https://druglandscape.com/ci/famciclovir. Accessed 2026-06-10.

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Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing