Start antiviral treatment as soon as tingling or burning begins
Use prescription valacyclovir, famciclovir, or acyclovir if available
Apply docosanol cream at the first sign of symptoms
Keep the area clean and dry
Use a cold compress for short periods
Take ibuprofen or acetaminophen for pain if needed
Avoid touching, picking, or popping the sore
Wash hands after any contact with the area
Avoid kissing and oral sex until fully healed
Avoid sharing cups, utensils, towels, or lip products
Use petroleum jelly to prevent cracking
Stay hydrated and rest
Avoid acidic, salty, or spicy foods if they irritate the sore
See a clinician if sores are severe, frequent, near the eyes, or not improving