Start antiviral treatment as soon as tingling or burning begins
Use prescription antivirals if available: valacyclovir, acyclovir, or famciclovir
Apply docosanol cream at the first sign of symptoms
Keep the area clean and dry
Use a cold compress for short periods to reduce pain and swelling
Take over-the-counter pain relievers if needed
Avoid picking, squeezing, or peeling the sore
Avoid kissing and oral contact until fully healed
Avoid sharing cups, utensils, lip balm, towels, or razors
Use petroleum jelly or lip balm to prevent cracking
Reduce stress and get enough sleep
Avoid sun exposure and use lip balm with SPF
Wash hands after touching the area
See a doctor if sores are severe, frequent, near the eyes, or not improving