Rinse your mouth with warm salt water several times a day
Avoid spicy, acidic, hot, and crunchy foods
Eat soft, cool foods
Drink plenty of water
Keep good oral hygiene with a soft toothbrush
Avoid smoking, alcohol, and mouth irritants
Do not pick at the cut or bite your tongue
Use over-the-counter pain relief if needed and safe for you
Apply ice chips or cold water to reduce swelling
See a dentist or doctor if the cut is deep, keeps bleeding, shows signs of infection, or does not improve within a few days