Apply ice over the area to reduce the initial swelling, look at the wound and if it's very deep it will require a suture if not just apply a topical gel over the area so that the wound will be numb and won't hurt on consumption of food. You will require b complex to improve the healing and
vitamin c supplements to improve your immunity. Avoid spicy, hot food, have a liquid diet of soups and juices preferably. If the condition persists or worsens visit the ER at the earliest.
Next Steps
Follow the steps as advised