Safety in Lactation: Herpes simplex and varicella-zoster infection

Laura Kearney, Regional Principal Medicines Information Pharmacist, Midlands and East Medicines Advice Service (Midlands site) & UK Drugs in Lactation Advisory ServicePublished

Although there is limited evidence for the use of these antivirals during breastfeeding, aciclovir is the preferred choice. Valaciclovir is also an acceptable choice since it is converted to aciclovir before entering the breast milk.