Zovirax cream helps to stop the cold sore virus from growing and speeds up the healing of cold sores, potentially preventing blisters if used early.
Apply 5 times a day, about every 4 hours.
Wash your hands before and after applying the cream to the affected area.
Do not apply more than 5 times a day. If cold sores do not heal after 10 days, contact a doctor.
Topical treatment: Suitable for older adults. (updated 11.9.2023)