Wash your foot with soap and water
Dry the toe completely
Trim any loose or jagged nail edges with clean nail clippers
File sharp edges gently with a nail file
Do not pull off attached nail pieces
Apply antiseptic or antibiotic ointment if the skin is broken
Cover the nail with a clean bandage or gauze
Change the dressing daily or if it gets wet or dirty
Wear roomy shoes to avoid pressure on the toe
Keep the nail short and protected while it grows out
Use a cold pack for pain or swelling if needed
Take over-the-counter pain relief if safe for you
See a doctor if the split is deep, bleeding heavily, painful, infected, or keeps happening