The following drugs can be used for bleeding gums: 1. Commonly used drugs include metronidazole and tinidazole, which can be combined with tetracycline, a broad-spectrum antibiotic. 2. Penicillin can be used, such as amoxicillin. 3. Macrolides can be used, such as spiramycin, erythromycin and roxithromycin, etc. At the same time, it is recommended to use mouthwash, commonly used mouthwash is compound chlorhexidine It is also called chlorhexidine. 4. Hydrogen peroxide solution and saline can be used to rinse periodontal pockets, and iodine glycerin can be applied locally to the gum edge or placed in the periodontal band to promote gingival astringency and hemostasis. It is recommended to do periodontal sequence treatment, simple gingivitis can be scaled, periodontitis can be done periodontal scraping, gum flap surgery treatment, and if necessary, tissue regeneration surgery treatment.