How many drugs treat Encephalitis due to Herpesvirus?

Drug Landscape tracks 3 marketed treatments for Encephalitis due to Herpesvirus (deduplicated by molecule). 0 Phase 3 candidates and 0 Phase 2 candidates are in the pipeline.

How do I subscribe to ongoing alerts?

Subscribe to /feed/disease/encephalitis-due-to-herpesvirus.xml in Feedly / Inoreader. Every regulatory action, PDUFA date, or trial completion in this treatment area lands in your feed automatically.

Last reviewed 2026-06-10 · How we verify

Encephalitis due to Herpesvirus — Treatment Landscape & Competitive Intelligence

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

Encephalitis due to Herpesvirus (disease) competitive landscape: 3 marketed treatments tracked, 0 Phase 3 candidates, 0 Phase 2 candidates. Recent regulatory actions and upcoming PDUFA dates across the entire treatment set.

3 marketed 0 Phase 3 0 Phase 2 Live · 30-min refresh

Marketed treatment landscape

Approved drugs treating Encephalitis due to Herpesvirus, deduplicated by molecule. See the full disease page for line-of-therapy detail.

Drug	Generic	Sponsor	Class	Target	First approval
Zovirax	ACYCLOVIR	Ligand Pharms	Herpes Simplex Virus Nucleoside Analog DNA Polymerase Inhibitor [EPC]	Purine nucleoside phosphorylase	1982-01-01
Aciclovir	Aciclovir	Assistance Publique Hopitaux De Marseille		Purine nucleoside phosphorylase, DNA polymerase catalytic subunit, Purine nucleoside phosphorylase
ACYC	ACYC	Ligand Pharms		Purine nucleoside phosphorylase, DNA polymerase catalytic subunit, Purine nucleoside phosphorylase

Phase 3 pipeline

No Phase 3 pipeline candidates tracked.

Phase 2 pipeline

No Phase 2 pipeline candidates tracked.

Recent regulatory actions (last 90 days)

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

Upcoming PDUFA dates (next 180 days)

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

Sponsor landscape

Ligand Pharms · 2 drugs in Encephalitis due to Herpesvirus
Assistance Publique Hopitaux De Marseille · 1 drug in Encephalitis due to Herpesvirus

Subscribe to ongoing alerts

Every new regulatory action, PDUFA date, or trial completion in Encephalitis due to Herpesvirus:

Cite this brief

Drug Landscape (2026). Encephalitis due to Herpesvirus — Treatment Landscape & Competitive Intelligence Brief. https://druglandscape.com/ci/disease/encephalitis-due-to-herpesvirus. Accessed 2026-06-10.

Encephalitis due to Herpesvirus full disease profile — treatment pathway, diagnostics, guidelines
Browse all CI briefs
Build a custom feed

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