Pregnant gum swelling and pain can be treated with topical symptomatic treatment and local rinsing of gums with medication to relieve the pain. Gingivitis is easily triggered during pregnancy. The change in hormone levels in the body during pregnancy can easily trigger gingivitis and swollen and painful gums. First of all, antibiotics should not be used for treatment during pregnancy, otherwise it will easily affect the fetus. Gum swelling and pain can be treated topically by rinsing with hydrogen peroxide solution or rinsing with mouthwash and then applying iodine glycerin locally to the gums. Topical treatment is safe compared to systemic medication. If the swollen gums are caused by local tartar or plaque irritation, manual instruments can be used to remove the local irritants. Generally, a dental examination, including dental fillings and cleanings to remove tartar plaque and soft tartar, is required before preparing for pregnancy. Treatment during pregnancy is better arranged between the fourth and sixth month of pregnancy to avoid causing miscarriage and premature birth. So swollen gums during pregnancy can be treated between the fourth and sixth months of pregnancy, followed by a local rinse with medication to relieve the pain.