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Acyclovir

Pill images, imprints and guides

Also called Aciclovir in India, Australia, the UK and most countries outside the US.

Acyclovir comes in 57 pill versions in our database, in 6 strengths, from 29 manufacturers. Check the imprint to tell them apart.

What is Acyclovir used for?

Acyclovir is used for genital herpes, cold sores and chickenpox.

Medicine type
Antiviral
Official uses from the US prescribing label

Herpes Zoster Infections: Acyclovir tablets, USP are indicated for the acute treatment of herpes zoster (shingles).

Genital Herpes: Acyclovir tablets, USP are indicated for the treatment of initial episodes and the management of recurrent episodes of genital herpes.

Chickenpox: Acyclovir tablets, USP are indicated for the treatment of chickenpox (varicella).

From the FDA-approved label on DailyMed (published Oct 01, 2026).

Doctors sometimes prescribe a medicine for other reasons too. If you are not sure what yours is for, ask your pharmacist.

Acyclovir pill images

50 mg 1 pill

200 mg 17 pills

400 mg 18 pills

400.00 mg 2 pills

800 mg 17 pills

800.00 mg 2 pills