Antibiotic Name

What it is used for

Amoxicillin

Used to treat several types of bacterial infections including bronchitis, pneumonia, tonsillitis, and skin, ear, nose, throat and urinary tract infections

Doxycycline

Used to treat various bacterial infections including acne, periodontitis, chlamydia, and respiratory, eye, urinary tract and intestinal infections

Cephalexin

Used in the treatment of upper respiratory tract, skin, ear, bone, and urinary tract infections caused by bacteria

Tetracycline

Used to treat severe acne, certain sexually transmitted diseases and bacterial infections of the lymph nodes, skin, respiratory tract, and intestines 

Erythromycin

Used to prevent or treat respiratory tract and skin infections, pertussis, acute pelvic inflammatory disease, diphtheria, and Legionnaire’s disease

Ampicillin

Used to prevent or treat meningitis, pneumonia, and bacterial infections of the stomach, intestine, and bladder 

Azithromycin

Used in the treatment of eye, ear, skin, and respiratory infections and some sexually transmitted diseases

Metronidazole 

Used to treat bacterial infections of the brain, heart, lungs, liver, spinal cord, blood stream, skin, vagina, and stomach

Ciprofloxacin

Only used to treat infections that cannot be treated with other safer antibiotics

Levofloxacin 

Used to treat people who have been exposed to anthrax and certain types of plagues and as a last recourse for treating bacterial infections that cannot be treated with safer antibiotics