Pregnant women’s hormone levels are changing, the qi and blood will be more exuberant, pregnant women during pregnancy is easy to fire, swollen gums, so pregnant women during pregnancy should pay attention to oral hygiene. Swollen gums although pregnant women on fire a performance, the best way to remove the fire is not to eat more cold food, eat cold food but will aggravate the swollen gums and pain, and the fetus and pregnant women are not good, spicy stimulation, greasy, high-calorie food should also be prohibited, it is best to go to the hospital to check the oral health problems, if there are oral diseases should be treated in a timely manner. Brush your teeth carefully in the morning and evening, develop the habit of rinsing your mouth after meals, try to brush your teeth after each meal if possible, and drink more water, rationalize your diet, rinse your mouth in a timely manner after each meal, and gargle with a mouthful of saline in your mouth for 5min and spit it out, which can effectively help pregnant women’s swollen and painful gums to reduce swelling and pain. Adhere to morning and evening brushing, toothbrush can choose soft bristles brush, to avoid injury to the gums, after each meal or after eating fruit to rinse mouth, timely removal of food debris in the mouth, to prevent bacteria in the oral cavity reproduction. With a cold towel or ice bag ice compress toothache parts of the cheek, each 15min, 3-4 times a day, can relieve the role of pain. Pregnant women on fire caused by swollen gums, not only pain, but also due to swelling and feel uncomfortable, and even accompanied by gingivitis, severe hypertrophy of the gums, gargling with saline containing 1% hydrogen peroxide to clean the mouth can reduce the stimulation of the gums, and can also play a bactericidal disinfection effect. If the above methods do not alleviate the symptoms of fire in pregnant women, it is important to go to the regular hospital in time to receive regular periodontal treatment.