Hi, For pain you can take Tab ketorol dt twice a day for 3 days, if you are not allergic to ketorolac. Its difficult to help you more with little information you have provided.
Next Steps
Kindly tell,If you have any decayed tooth/teeth? pain can be due to sinusitis, ear infection,so explain little more to help you better.
Health Tips
Try to avoid eating from that side.For more details kindly contact on personal chat box.