Kindly get an X-ray
done of the tooth
. May be you will have to get root canal treatment
done followed by a cap/crown. There can be a possibility of gingival pocket between your teeth
where you may have pain because of food lodgement. In that case kindly get scaling done and use a gum paint twice daily for 15 days. Kindly visit
and get the required treatment done. Brush your teeth twice daily using correct brushing technique to maintain your oral hygiene.