Azithromycin should be used with caution in babies. Azithromycin is a macrolide antibiotic, which mainly has the effect of killing bacteria, but the effect of azithromycin is relatively large, even if it is taken by adults, a series of adverse reactions may occur, and it is recommended to use the drug under the guidance of a doctor. Reasons for caution in babies 1. The efficacy and safety of azithromycin for the treatment of otitis media in children younger than 6 months, community-acquired pneumonia and pharyngitis or tonsillitis in children younger than 2 years of age have not been established; 2. In clinical treatment, there are clear cases of hepatic and renal impairment; 3. Allergic reactions may occur, such as rash or angioneurotic edema, which can easily lead to infections, such as candidiasis and vaginitis; 4. nausea, vomiting, diarrhea and other abdominal discomfort, which can be unbearable in severe cases, or can cause impaired nutrient absorption and anorexia symptoms. Conditions that can be considered for babies 1. Mycoplasma infection and pneumonia caused by mycoplasma infection; 2. Non-multiple drug-resistant gonococcal infections, such as simple genital infection caused by Chlamydia trachomatis infection, soft chancre caused by Haemophilus ducreyi; 3. Sinusitis, acute bronchitis, acute attacks of chronic bronchitis caused by sensitive bacteria, and otitis media in children over 6 months of age, as well as skin soft tissue infections . Precautions 1, children over 2 years old, need to choose the dose and method of administration according to their body weight; 2, need to follow the doctor’s advice on the use of drugs, avoiding the simultaneous use with antacid drugs containing aluminum, magnesium or probiotic preparations, which will reduce the effect of drugs.