Start antiviral treatment as soon as you feel tingling or burning
Use an over-the-counter docosanol cream if available
Ask a doctor about prescription antivirals such as valacyclovir, acyclovir, or famciclovir
Apply a cold compress for 5 to 10 minutes at a time
Keep the area clean and dry
Avoid picking, squeezing, or touching the sore
Wash your hands after any contact with the sore
Use petroleum jelly or lip balm to prevent cracking
Take ibuprofen or acetaminophen for pain if needed
Avoid acidic, salty, or spicy foods that irritate the sore
Avoid kissing and sharing drinks, utensils, towels, or lip products
Get enough sleep and reduce stress
Stay hydrated
See a doctor if sores are severe, frequent, spreading, or near the eyes