Clarithromycin includes tablets, granules, capsules and other dosage forms. Clarithromycin is a macrolide antibiotic that stimulates the gastrointestinal tract after taking it, and alcohol also stimulates the gastrointestinal tract, and taking both at the same time will cause gastrointestinal discomfort, so it’s best not to drink alcohol after taking Clarithromycin. This product should be taken correctly under the guidance of a doctor. Clarithromycin is suitable for upper and lower respiratory tract infections, skin and soft tissue infections, acute otitis media, legionella infections, reducing the recurrence of duodenal ulcers, and the treatment of odontogenic infection symptoms. Adverse reactions such as oral odor, abdominal pain and diarrhea, nausea and vomiting, headache, increased serum aminotransferase, drug rash, pseudomembranous enteritis, anxiety, and insomnia may occur after administration. It is contraindicated in people who are allergic to azithromycin or macrolides, pregnant women, lactating women, patients with severe hepatic impairment, water-electrolyte disorders, and patients with heart disease. Moderate or severe renal impairment should be used with caution, and Tefenadine should not be taken at the same time. If you need to use Clarithromycin, please consult a professional doctor, follow the doctor’s instructions, reasonable use of medication.