Gum swelling and pain is a common clinical condition that is mainly caused by poor oral hygiene, resulting in the deposition of plaque, calculus and soft scale on the tooth surface near the gum margin, thus inducing gingivitis. If not treated in time, gingivitis can be transformed into periodontitis. What should I do if my gums are swollen and painful during breastfeeding? Paying attention to oral hygiene on weekdays, developing good habits of rinsing and brushing after meals and mastering the correct method of brushing can effectively prevent the occurrence of gingivitis. Local treatment is the main treatment during breastfeeding, and oral medication should be used as little as possible. I. Scaling to remove plaque and tartar attached to the surface of the teeth, so that the surface of the teeth smooth, reduce irritation, corneal food embedding, if necessary, using scaling, commonly known as scaling, to thoroughly remove tartar and control plaque. Second, vitamin. Appropriate use of vitamin C, vitamin A and D to improve the body’s resistance and repair ability, which helps the repair of periodontal tissue. Third, remove the cause of disease. Actively treat various related chronic diseases. Fourth, local medication. Can be applied after the removal of tartar, plaque and food cadmium, after rinsing with 3% hydrogen peroxide solution or saline, local application of 1% point glycerin, but also selective use of gargling drugs. Such as oral tide rinse, chlorhexidine rinse, etc.