Aciclovir
Aciclovir (Zovirax) is an antiviral medicine used for herpes virus infections, including shingles, chickenpox and genital herpes. This listing covers two tablet products available in the catalogue.

Aciclovir Tablets
Herpes Zoster, Herpes Simplex Virus Infections
200mg · 400mg · 800mg
Aciclovir tablets for herpes zoster and herpes simplex. It works best when started at the first sign of an outbreak.
Key points
- Aciclovir limits the spread of herpes viruses in the body but does not clear a latent infection.
- Both listed products come in 200 mg, 400 mg and 800 mg tablet strengths.
- Staying well hydrated and monitoring kidney function are important considerations when taking aciclovir tablets.
Common questions about Aciclovir
What is the difference between Zovirax and generic Aciclovir Tablets?
Zovirax is the originator brand marketed by GlaxoSmithKline, while Aciclovir Tablets is the generic line. Both are single-ingredient aciclovir tablets in the Antivirals category, available in 200 mg, 400 mg and 800 mg strengths.
Is aciclovir the same as acyclovir?
Yes. Aciclovir is the spelling used in UK and Gulf medicine information, while acyclovir is the spelling used in United States sources. Both spellings refer to the same antiviral ingredient.
