4-year-old baby can take Lianhua Qingdian under the guidance of a professional physician, the specific dosage of the drug need to be based on the physician’s guidance, strictly comply with the doctor’s instructions. Lianhua Qingdian is a proprietary Chinese medicine with the effect of clearing the plague and detoxifying the toxin, and relieving heat from the lungs, and its dosage form includes two kinds of capsules and granules. The composition of the drug includes 13 Chinese medicines such as forsythia, fried bitter almonds, licorice, etc. It is used to treat the symptoms of heat and toxicity attacking the lungs. It is used for the treatment of influenza caused by heat and toxicity attacking the lungs, which can be manifested as fever, high fever, malignant cold, cough, headache, dry throat, muscle pain, nasal congestion, runny nose, sore throat and other symptoms. People who are allergic to the drug composition of Lianhua Qingdian Granules are forbidden to take it. Athletes and allergic individuals should be cautious of using Lianhua Qingdian. Adverse reactions such as nausea, bloating, dry mouth, itching, diarrhea, vomiting, rash, dizziness, etc. may occur after use. 4-year-old baby with the above symptoms can be under the guidance of a professional physician to take Lianhua Qingdian, with the dosage of the drug need to strictly comply with the doctor’s instructions, such as after taking the drug does not improve the symptoms, you need to consult the hospital in a timely manner, so as to avoid delaying the condition.