Copper green belongs to a kind of traditional Chinese medicine, has the role of expelling corrosion and astringent sores, ancient medical records on hemorrhoids and fistulas have a certain therapeutic effect. However, copper green is toxic, need to be under the guidance of a physician to identify the use of medication, not blindly use their own. Copper green for the surface of the copper by carbon dioxide or acetic acid after the role of the green rust coat, that is, alkaline copper carbonate. Copper green has the efficacy of brightening the eyes and reducing cataracts (improving eyesight and blurred vision), spitting wind and phlegm, detoxifying and expelling corrosion, killing insects and relieving itching. Copper green main treatment of eye red skin cataract, wind eye lid rot, stroke inarticulate, wind phlegm paralysis, nasal polyps, laryngeal paralysis (pharyngeal redness, swelling and pain, or dryness, foreign body sensation, or pharyngeal itching discomfort, dysphagia), dental chancre, scrofula (mainly refers to the cervical lymph node nodules tuberculosis), carbuncle (a kind of venomous sores, occurring in the surface of the body, the limbs, the viscera of the acute suppurative diseases) malignant sores, polycarbonates, tinea versicolor, hemorrhoids and fistulas, syphilis, and so on. According to medical records, this product does have the efficacy of treating hemorrhoidal eruption. However, in the specific use of the drug is often not a single flavor, but often and some other drugs that can treat hemorrhoids together with the use of the combination. At the same time, because of the toxicity of this product, whether in the dosage or in the use of frequency need to be strictly controlled, must be under the guidance of a doctor for medication, not blindly used.