Penicillin V Potassium

For mild to moderately severe strep infections of the upper respiratory tract and skin, and scarlet fever

The usual dosage is 125 to 250 milligrams every 6 to 8 hours for 10 days.

For mild to moderately severe pneumococcal infections of the respiratory tract, including middle ear infections

The usual dosage is 250 milligrams to 500 milligrams every 6 hours until you have been without a fever for at least 2 days.

For mild staph infections of skin

The usual dosage is 250 milligrams to 500 milligrams every 6 to 8 hours.

For mild to moderately severe gum infections known as Vincent's gingivitis

The usual dosage is 250 milligrams to 500 milligrams every 6 to 8 hours.

To prevent recurring rheumatic fever and/or chorea (infective disorder of the nervous system)

The usual dosage is 125 milligrams to 250 milligrams 2 times a day on a continuing basis.

Prevention of bacterial endocarditis (inflammation of the heart membrane) in people with heart disease who are undergoing dental or surgical procedures

For oral therapy, the usual dose is 2 grams of penicillin V taken one-half to 1 hour before the procedure, then 1 gram 6 hours later.

Overdosage

Any medication taken in excess can have serious consequences. If you suspect an overdose, seek medical attention immediately.

• Symptoms of penicillin V overdose may include:
  Diarrhea, nausea, vomiting