Cold sores resolve after 7 to 10 days without treatment. Topical antivirals applied prodromally reduce duration by 12 to 24hrs and are therefore not cost effective.

Last reviewed: 23/05/2019

Next review date: 30/05/2022

Author(s): Antimicrobial Management Team.

Approved By: TAM Subgroup of ADTC

Reviewer name(s): Area Antimicrobial Pharmacist.

Document Id: AMT164