Gum pain at night

I have experienced 2 yrs back n went to dentist , n they took X-ray n told me to need to do root canal treatment , coz of some damage so I hv done it n now it’s fine .. I know how horrible this pain , u may can consult ur doc n also can take paracitomol if u r in non bareble condition if it’s in emergency like in the midnt pain means .. it may helps