Complex sentence: Ampicillin is an antibiotic used to prevent and treat a number of bacterial infections, including respiratory tract infections, urinary tract infections, meningitis, salmonellosis, and endocarditis.
Split into simpler sentences: Ampicillin is an antibiotic used to prevent and treat a number of bacterial infections. This includes respiratory tract infections, urinary tract infections, meningitis, salmonella infections, and endocarditis.