It is mainly used for infections caused by sensitive bacteria in the upper and lower respiratory tracts, including tonsillitis, pharyngitis, sinusitis, bronchitis, pneumonia, etc., as well as skin and soft tissue infections such as abscesses, erysipelas, folliculitis, wound infections, etc. Its efficacy is comparable to that of other macrolide antibiotics. This product can also be used for genitourinary infections caused by *Chlamydia trachomatis* or *Ureaplasma urealyticum*, and atypical mycobacterial infections in AIDS patients.

Broad-spectrum antibacterial activity: Effective against Gram-positive bacteria such as Streptococcus pneumoniae and Staphylococcus aureus, as well as mycoplasma and chlamydia. 

Good oral absorption: High bioavailability (approximately 50%), unaffected by food, and stable plasma drug concentration.  

Wide tissue distribution: Achieves high concentrations in tissues such as the lungs and tonsils, making it suitable for treating respiratory tract infections.  

High stability requirements: Requires storage in a light-protected and moisture-proof environment, with temperature and humidity control for long-term storage.  

Extensive clinical applications: Used for the treatment of pneumonia, skin infections, Helicobacter pylori infections, etc.