There is no clear authoritative information to show how long Shuanghuanglian Oral Liquid can be taken, according to the patient’s condition, follow the doctor’s instructions to determine the time to take medication, in general, take the medicine for 3 days without relief of symptoms, you should go to the hospital. Shuanghuanglian Oral Liquid contains honeysuckle, forsythia, scutellaria baicalensis, which has the effect of clearing heat and removing toxins (removing heat and toxins from the body), dispersing wind and relieving the surface, and is often used for colds and flu symptoms caused by wind-heat, such as fever, coughing, sore throat, and so on. The specific time of taking this medicine needs to be decided according to the condition, and it is recommended to take it according to the doctor’s instruction. In general, if the symptoms are not relieved after taking the medicine for 3 days, you should go to the hospital for consultation. Shuanghuanglian Oral Liquid may appear rash itching, nausea and vomiting, abdominal pain and diarrhea, dizziness and other adverse reactions. People who are allergic to the ingredients of the drug and those who have wind-cold flu are forbidden to use Shuanghuanglian Oral Liquid, and it is not advisable to use tonic Chinese medicines together with the drug during the period of taking the drug. The drug should be taken under the guidance of a professional physician to avoid adverse consequences.