What is the name of the antibiotic used to cure a uti?

There are many: There are a variety of antibiotics that treat urinary tract infections (uti). These include bactrim, macrobid, Cipro (ciprofloxacin) and others.

Depends: There are many different antibiotics that can be used to treat a uti. The most common ones are penicillins and cephalosporins. Depending on the physician, they may have a drug they prefer to prescribe. Once the lab has discovered what organism is causing the infection, there may be a certain antibiotic that will more specifically get rid of the infection.

Many Different Ones: Most commonly: Macrodantin (nitrofurantoin macrocrystals), Bactrim or septra (trimethoprim/sulfa) or Cipro (ciprofloxacin). Less often: amoxicillin, augmentin, (amoxicillin and clavulanate) suprax, keflex, cefepime, omnipen, gentamicin. A number of others are used if the bacteria are resistant to the all of the above.