Children 12 years old can take Levofloxacin Hydrochloride under doctor’s supervision if needed, but the dose needs to be strictly limited to follow the doctor’s instructions. Levofloxacin hydrochloride commonly used dosage forms are tablets, capsules, dispersions, etc., belonging to the quinolone class of antimicrobial drugs, the drug is mainly used for the treatment of respiratory infections, reproductive system infections, intestinal infections, skin and soft tissue infections, urinary system infections, severe infections, etc. 12 years old in the case of need, you can be under the guidance of a doctor, but you need to strictly limit the dosage of the use of doctor’s orders. Some patients may experience adverse reactions such as diarrhea, nausea, vomiting, dizziness, headache, itchy skin, rash, erythema multiforme, etc., which need to be discontinued immediately, and it is forbidden to use the drug for those who are allergic to quinolones, pregnant and lactating women. It is recommended that patients under the guidance of a doctor, strictly follow the instructions of the doctor to use the drug, the use of drugs if there is any discomfort need to promptly consult a doctor to deal with.