Used to treat a variety of bacterial infections, including respiratory tract infections like bronchitis and pneumonia, skin infections, and ear infections. Commonly prescribed for sinusitis and strep throat. Effective against atypical bacteria such as Mycoplasma and Legionella. Used in combination therapy to eradicate Helicobacter pylori in patients with peptic ulcer disease. Also used as a prophylactic agent in patients undergoing certain dental or surgical procedures who are at risk of bacterial endocarditis. Available in oral formulations, making it suitable for outpatient treatment.