How to reduce the swelling and pain of a swollen tooth?

If the swelling is caused by periodontitis, scaling is needed, and if it is caused by apical periodontitis, root canal treatment is needed. However, the swelling and pain may not go down immediately after treatment, and some recovery time is needed.
Flesh swelling can be caused by periodontitis, which can be manifested as red and swollen gums, bleeding when brushing teeth, etc. Generally caused by dental plaque, calculus, etc., which requires timely scaling, etc., and can be accompanied by chlorhexidine rinsing to alleviate the inflammation.
Flesh swelling can also be caused by apical periodontitis, can be manifested as localized swollen gums, pus, biting pain and other phenomena, the need for timely root canal treatment, etc., but also under the guidance of the physician to take antibiotics, such as metronidazole and so on to alleviate.
If the phenomenon of dental pulp swelling, go to the hospital in a timely manner, the use of the above drugs need to comply with medical advice.