Penicillin G potassium is a fast-acting antibiotic that fights bacteria in your body. Penicillin G potassium is used to treat many different types of severe infections, including strep and staph infections, diphtheria, meningitis, gonorrhea, and syphilis. Penicillin G potassium is also used to prevent infections of the heart valves in people with certain heart conditions who need to have dental work or surgery. Penicillin G potassium may also be used for purposes not listed in this medication guide.
Pfizerpen (penicillin G potassium) is an antibiotic which can be used to treat certain types of infection caused by different kinds of bacteria. Pfizerpen works by reducing the rate of bacterial growth in the body. Pfizerpen may also be used for other reasons not listed here. Ask your doctor if Pfizerpen is the right option for you.