Alcohol is not recommended while taking Levofloxacin. Levofloxacin belongs to the quinolone class of drugs, after drinking alcohol, the quinolone class of drugs will inhibit the metabolism of ethanol, resulting in the accumulation of ethanol in the body, producing a disulfiram-like reaction. In mild cases, it will show facial flushing, panic and chest tightness, and in severe cases, it may lead to a drop in blood pressure, difficulty in breathing, and even shock, so it is not recommended to drink alcohol while taking Levofloxacin. Levofloxacin has strong antibacterial effects on most Enterobacteriaceae bacteria, Gram-positive bacteria, Gram-negative bacteria and so on, belonging to broad-spectrum antibiotics. It causes bacterial death by inhibiting the activity of bacterial DNA deconjugating enzyme. Adverse reactions to levofloxacin include gastrointestinal reactions, central nervous system reactions, allergic reactions, and occasional manifestations of interstitial nephritis and phlebitis. When applying levofloxacin, it is contraindicated for those who are allergic to this product and fluoroquinolones. It is contraindicated for those with a history of hypersensitivity to quinolone antimicrobial agents. It should not be applied to pediatrics and pregnant women. It should be avoided in patients with pre-existing central nervous disorders such as epilepsy and those with severe renal decompensation. Patients with reduced renal function and elderly patients should reduce the dosage. If you need to use Levofloxacin, please do not self-medicate, if you have the need for medication, it is recommended that it should be taken under the guidance of a doctor.