What is Vidarabine used for?

Vidarabine is used to treat viral diseases, including herpes simplex infections and certain eye infections.

How does Vidarabine work?

Vidarabine works by inhibiting the DNA polymerase of Human herpesvirus 1, which stops the virus from making copies of itself.

Can I take Vidarabine as a pill?

No, Vidarabine is not an oral medication; it is used topically or through injection.

Is Vidarabine an antiviral?

Yes, Vidarabine is classified as an antiviral medication.

What are the different forms of Vidarabine?

Vidarabine can be applied topically or given as a parenteral injection.

Does Vidarabine treat herpes simplex?

Yes, Vidarabine is indicated for the treatment of herpes simplex infections.

Vidarabine | CAS 5536-17-4 | OIRDTQYFTABQOQ

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Antiviral

Vidarabine (also known as ARA-A) is an antiviral medication used to treat various viral infections, including herpes simplex infections and eye infections caused by viruses. It works by stopping the DNA polymerase of the Human herpesvirus 1, which prevents the virus from replicating.

How it worksVidarabine works by blocking the enzyme that the Human herpesvirus 1 needs to copy its DNA, which stops the virus from spreading.

Used for

Eye infectionsViral diseasesHerpes simplex infections

Conditions

Herpes simplexViral diseases

Class

AntiviralImmune system

How to take

FormsParenteral (injection/infusion), Topical

RoutesInjection, Topical application

Vidarabine is not an oral medication; it is administered through topical application or injection (parenteral).

Talk to your doctor

Questions to ask

·Is Vidarabine the right treatment for my specific viral infection?
·Can Vidarabine be applied topically for my eye infection?
·What are the risks of receiving Vidarabine via injection?

Educational summary derived from FDA labeling, AI-assisted. Not medical advice — consult a healthcare professional. Updated 2026-04-26.

How to take

Talk to your doctor

Frequently asked questions (6)