Symptoms u shared looks more like oral sub mucous fibrosis but u need to get it confirmed by a dentist
And u also have a relevant habit history
Regarding treatment, it totally depends upon the grade of OSMF wether it’s mild ,moderate or severe
Antioxidants, multivitamin and corticosteroids are some medicine which can reverse this condition in initial days
Further there are intresional inj.
And in severe cases Surgricals intervention is last option left
First off all stop paan masala, avoid hot and spicy food
Visit ur dentist and start ur treatment
Coz it’s a pre malignant condition so take it seriously
Next Steps
Visit ur dentist without any delay and start ur treatment
Health Tips
Stoppage of habit