Apply an over-the-counter docosanol cream at the first sign of tingling, then reapply as directed on the label
Use a cold compress or ice wrapped in cloth for 5 to 10 minutes at a time to reduce swelling and redness
Keep the area clean and dry; gently wash with mild soap and water, then pat dry
Apply a drying agent such as rubbing alcohol or hydrogen peroxide sparingly with a cotton swab if your skin tolerates it
Use a cold sore patch or hydrocolloid bandage to protect the sore and help it stay dry
Avoid touching, picking, or popping the sore
Avoid oily lip products, heavy ointments, and thick creams that can keep it moist
Take an oral antiviral medication only if prescribed or available from a clinician for fastest effect
Avoid acidic, salty, or spicy foods that can irritate the sore
Wash hands before and after touching your face or applying treatment
Get medical advice if the sore is severe, near the eye, spreading, or not improving