Rest the toe and avoid tight shoes or repeated pressure
Ice the toe for 15 to 20 minutes at a time, several times a day
Elevate the foot when possible
Take over-the-counter pain relief if needed and safe for you
Keep the nail clean and dry
Do not puncture or remove the nail yourself
Let the damaged nail grow out naturally
Trim the nail carefully as it grows
Wear roomy, protective footwear
See a doctor if there is severe pain, swelling, pus, fever, or worsening discoloration
See a doctor if the black color is not from an injury or does not grow out with the nail
Seek urgent care if you have diabetes, poor circulation, or immune problems and the toe is black or painful