Danovirus is ineffective if only levofloxacin alone is used. Danovirus is an inflammation caused by hemolytic streptococcus bacteria, levoxyl usually refers to levofloxacin, the antibacterial effect on hemolytic streptococcus bacteria is low, the use of levofloxacin treatment alone alone is not effective. Patients with dengue can use ampicillin, piperacillin, amoxicillin and other penicillins under the guidance of a doctor. To penicillin allergy, you can also use roxithromycin, azithromycin, clarithromycin and other macrolide antibiotics, at the same time, you can use topical drugs, such as furacilin, magnesium sulfate, to relieve the patient’s symptoms of localized swelling and pain. Dan toxicity patients are recommended to go to the regular hospital for standardized treatment in a timely manner. Do not use drugs privately, so as not to delay the condition.