Drug lookup
Drug reference

vidarabine

Antiviral agent (adenosine analogue)

Antiviral agent (adenosine analogue)
CDSCO approved
EXCRETION
not curated
INTERACTIONS
none in our sources
PREGNANCY
not curated

Mechanism

Vidarabine is an adenosine analogue that is incorporated into viral DNA and inhibits viral DNA polymerase.

Drug interactions

Febuxostat
Moderate
Database

Increased risk of vidarabine-related adverse effects, particularly neurotoxicity (e.g., tremors, confusion, hallucinations).

Monitor for signs and symptoms of vidarabine toxicity. Consider a reduction in vidarabine dose or use of alternative antiviral agents if co-administration is necessary.

Related guidelines

Other Unclassified drugs

Ask House about vidarabine

Continue into a citation-backed clinical answer with the drug context already attached.

Sources: Harrison 22e·Verified: 2026-05-10 · House clinical team