Penicillin V Potassium

Brand names: Penicillin VK, Veetids

Why is Penicillin V Potassium prescribed?

Penicillin V potassium is used to treat infections, including dental infection, infections in the heart, middle ear infections, rheumatic fever, scarlet fever, skin infections and respiratory tract infections.

Penicillin V works against only certain types of bacteria--it is ineffective against fungi, viruses, and parasites.

Most important fact about Penicillin V Potassium

If you are allergic to either penicillin or cephalosporin antibiotics in any form, consult your doctor before taking penicillin V. There is a possibility that you are allergic to both types of medication; and if a reaction occurs, it could be extremely severe. If you take the drug and feel signs of a reaction, seek medical attention immediately.

How should you take Penicillin V Potassium?

Penicillin V may be taken on a full or empty stomach, though it is better absorbed when the stomach is empty. Be sure to take it for the full time of treatment.

Doses of the oral solution of penicillin V should be measured with a calibrated measuring spoon. Shake the solution well before using.

--If you miss a dose...

Take it as soon as you remember. If it is almost time for the next dose, and you take 2 doses a day, take the one you missed and the next dose 5 to 6 hours later. If you take 3 or more doses a day, take the one you missed and the next dose 2 to 4 hours later, or double the next dose. Then go back to your regular schedule.

--Storage instructions...

Store in a tightly closed container. The reconstituted oral solution must be refrigerated; discard any unused solution after 14 days.

Tablets and powder for oral solution may be stored at room temperature.

What side effects may occur?

Side effects cannot be anticipated. If any develop or change in intensity, inform your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking this medication.

• Side effects may include:
  Anemia, black, hairy tongue, diarrhea, fever, hives, nausea, skin eruptions, stomach upset or pain, swelling in throat, vomiting