Apply ice for 5–10 minutes to reduce pain
Apply topical agents such as Herpecin-L or Campho-Phenique for comfort
Use moisturizers such as Blistex to hasten healing
Take pain relievers such as ibuprofen, aspirin, or acetaminophen (do not use aspirin for children under 16)
Be patient; cold sores usually go away in 7–10 days
Be cautious; cold sores may be due to herpes simplex virus and may be contagious
See your healthcare provider if:
Sores are excessive or do not heal
Pain prevents you from eating or drinking
You have severe or frequently recurring sores