The difference between metronidazole suppositories and compound metronidazole suppositories is that the composition of the drug is slightly different, but the therapeutic effect and the principle of the drug are the same. Metronidazole suppositories are mainly composed of only metronidazole, which is a nitroimidazole derivative; and compound metronidazole suppositories contain vitamin E, ginseng stem saponin and other ingredients in addition to metronidazole, which is a composite preparation. Both drugs can be used clinically to treat gynecological inflammation, such as trichomoniasis, bacterial vaginitis and so on. The main effect is to inhibit bacteria or Trichomonas, and have a strong killing effect on anaerobic microorganisms. However, it should be noted that during the use of both drugs, there is a risk of local redness, heat and itching. Therefore, the drugs need to be used under the medical advice of a doctor, and it is not recommended to use them arbitrarily on their own.