If you are experiencing itchy gums and home remedies don’t help after seven to 10 days, schedule an appointment with your dentist. She can figure out the cause of your discomfort and find the right treatment for it.  Itchy gums may be a product of fungal, viral, or bacterial infections; certain medications; nutritional deficiencies; improperly fitting dentures; teeth grinding; allergies; stress, or periodontal disease. Schedule your appointment as soon as possible. You may not notice any changes to your gums or mouth with some oral conditions. Tell your dentist when the symptoms started, what treatments you’ve tried, and what relieves or makes symptoms worse. Let your dentist know any medical conditions you have and medications you are taking. If you’re itchy gums, your dentist may check and test for gingivitis, which is a mild form of gum disease with a variety of causes. Once she’s determined a cause for your itchy gums, your dentist will develop the best treatment plan for you.  Your dentist may be able to diagnose gingivitis or the cause of your itchy gums by examining your teeth, gums, and oral cavity. She’ll especially check your gums for redness, puffiness, and easy bleeding, which are symptoms of gingivitis.  Your dentist may refer you to another doctor such as an internist or allergist to rule out underlying conditions. Depending on your diagnosis, your doctor may suggest or prescribe medication to relieve the itching sensation. You may also need medication or treatment to treat underlying oral or medical conditions. In many cases, itchy gums and gingivitis are caused by a buildup of plaque and tartar. Having your teeth deep cleaned can remove the cause of your itchy gums and promote your overall oral health. Your dentist may clean your teeth using one of the following procedures:  Scaling, which removes tartar above and below the gum line Root planing, in which the dentist scales the root surface of the tooth, getting rid of bacteria and infected areas. This process leaves a polished surface for...

TL;DR in Chinese:
去看牙医。 接受检查，获取诊断。 展开治疗。 清洁牙齿。 进行抗菌治疗。 服用口服抗生素。 服用口服抗组胺剂。 服用润喉片，或使用口腔镇痛喷雾。 使用抗菌漱口水。 考虑进行牙周手术。