What is the best medicine for swollen gums to reduce the swelling quickly?

Gums swollen and painful with what medicine to quickly reduce the swelling needs to be based on the cause of swelling and pain judgment, may be the emergence of caries, gingivitis and other diseases, need to be symptomatic medication.
1. caries, if there has been caries, caries inside the residual material is more, bacterial growth may stimulate the gums, swollen gums, generally can be filled in a timely manner for treatment, has caused pulpitis to root canal treatment. Usually caries and pulpitis do not require medication.
2. Gingivitis, if there has been a gingivitis, it is recommended that timely medical ultrasonic scaling, remove the plaque on the gums of the calculus, to avoid the gums swollen and painful more serious, but also need to use under the guidance of the doctor, such as metronidazole and other medication.
Normally, you need to observe your teeth more often, and go to the doctor regularly for dental care.