Metronidazole is generally used to treat infections caused by anaerobic bacteria, whether it can treat hemorrhoids needs to be divided into circumstances. Metronidazole for antibacterial drugs, mainly used for the treatment of infections caused by anaerobic bacteria, common amoebic liver abscess, gingivitis, periodontitis, etc., generally not used in the treatment of hemorrhoids, most of the hemorrhoids are formed by the anal canal submucosal venous plexus tortuous dilatation and formation of metronidazole is an antibacterial drug, must be divided into circumstances to determine. For varicose veins type hemorrhoids, there is no infectious lesions, and the main role of metronidazole is used to treat anaerobic infections, so metronidazole is not effective in the treatment of this type of hemorrhoids, can not be used to treat; for the anal folds of bacterial infection caused by inflammatory external hemorrhoids, you can use metronidazole to anti-infective treatment, such as Ma Yinglong hemorrhoid cream. After the use of this product may appear nausea, abdominal pain, dizziness, numbness of the limbs, urticaria and other adverse reactions, allergy to the components of this product, blood disorders and other patients are prohibited. When suffering from hemorrhoids, drink more water, eat more fiber-rich food, keep the bowel movement, pain can be relieved by warm water sitz bath, and in severe cases, you can take acetaminophen, ibuprofen and other medications to relieve pain. It is recommended that patients go to the hospital in a timely manner, and strictly follow the doctor’s instructions for relevant treatment.