Aciclovir (Zovirax)

Find out how aciclovir treats cold sores, chickenpox, shingles and other herpes virus infections, and how to take it.

About aciclovir

Who can and cannot take or use it

How and when to take or use it

Side effects

Pregnancy, breastfeeding and fertility

Taking or using aciclovir with other medicines and herbal supplements

Common questions