Hello sir...
The pain indicates the cavity reaches the innermost pulpal layer(nerve layer)....and you should undergo ROOT CANAL TREATMENT immediately as your dentist prescribed for permanent relief....Medication is only temporary relief...it wont cure the problem completely.... steroid treatment is need to be taken depends on the severity of submucous fibrosis
Next Steps
kindly visit dentist and do proceed with ROOT CANAL TREATMENT....
Health Tips
Avoid using Tobacco.....continuous use of tobacco will severe the submucous fibrosis