Gingivitis periodontitis are two different diseases, need to carry out periodontal treatment, you can use metronidazole, ornidazole and other drugs under the guidance of the doctor. In general, under normal circumstances after the emergence of gingivitis, if there is no obvious discomfort, basically do not need to use medication to treat, maintain oral hygiene. If there is pain, bleeding and other symptoms appear, then the need for supragingival scaling, at the same time can be used under the guidance of the doctor celecoxib, metronidazole and other medication, can relieve the symptoms. After the periodontitis, need to carry out periodontal systemic treatment, at the same time can be used under the guidance of the doctor nitroimidazole drug treatment, such as metronidazole, ornidazole, but also can use tetracycline and other drugs treatment. Usually need to pay attention to more rest, maintain a good diet, light diet, but also need to regular medical examination.