Zoc, or levofloxacin hydrochloride, is not allowed to take levofloxacin hydrochloride for gastroesophageal reflux. Gastroesophageal reflux (GERD), is a disease in which the contents of the stomach, such as acid and enzymes, reflux into the esophagus due to abnormal functioning of the lower esophageal sphincter. The disease causes heartburn and acid reflux, burning, swelling and foreign body sensation in the esophagus and throat, diffuse pain in the posterior sternal position that travels beyond the shoulders, and many systemic diseases, such as chronic cough, asthma, pulmonary fibrosis, oral ulcers, rhinitis, otitis media, chest pain, and cardiac arrhythmia. Treatment is based on alleviating reflux and reducing the irritation and erosion of gastric secretions, which can be treated with gastric power drugs such as domperidone and proton pump inhibitors such as omeprazole. Levofloxacin Hydrochloride for moderate and severe infections caused by various sensitive bacteria. Gastroesophageal reflux is not associated with bacterial infections therefore levofloxacin hydrochloride is generally not used. Gastroesophageal reflux disease, it is recommended to consult a doctor in a timely manner, under the guidance of the doctor to use drugs and give targeted treatment.