Used to treat a variety of bacterial infections, including respiratory tract infections like pneumonia and bronchitis, skin infections, and ear infections. Commonly prescribed for sinusitis and throat infections caused by susceptible bacteria. Effective against atypical pathogens such as Mycoplasma and Legionella. Used in combination therapy to eradicate Helicobacter pylori in patients with peptic ulcer disease. Also prescribed for prophylaxis and treatment of Mycobacterium avium complex (MAC) infections, especially in immunocompromised individuals. Available in oral formulations, making it suitable for outpatient treatment.