Considering your age, symptoms and habits you should be very cautious of these ulcers. Since no pictures or size of ulcer is mentioned only temporary relief medicines should be taken by you so that you dont have any adverse effects.
1.Apply mucopain gel all over the ulcers before meals so that you can eat food without pain.. use this for a week.
2. Capsule Becasule once morning and evening for 2months
3. Cap lycostar once morning for 2months
4. Coolora mouthwash dilute 1:1 twice a day for 1month
Take care.
Next Steps
Please consult an Oral Medicine specialist asap. The earlier you get them diagnosed the quicker you will get healed. M.D.S in oral medicine are the ones who deal specially in these cases.
Health Tips
If you delay chances for bad prognosis increases. Biopsy is mandatory in your condition.