Herpes simplex (cold sores)

The regional formulary will not cover all eventualities for infections medicines choices. As with any condition; patient specific factors and sensitivities need to be considered. Please consider this regional formulary advice alongside any relevant local Board guidelines.

Treatment of herpes simplex

Treatment should be applied for 5 days but can be continued for a further 5 days if cold sore is still not healed.

Aciclovir
Aciclovir 5% cream

History Notes

30/07/2026

Regional formulary chapter launched.