Drugs & Vitamins

Active Ingredients: Penicillin V
Other Names: Pen VK Tablets, Penicillin V Potassium Tablets, Penicillin VK Tablets
Drug Class: Penicillins
Rx Status: Available by prescription only
Generic Available: Yes
Product Images & Descriptions:
Pronunciation:

What is/are Pen VK? (Back to top)
PENICILLIN V is an penicillin antibiotic. It kills or stops the growth of some bacteria. It is used to treat many kinds of infections, like skin, respiratory, and dental infections. It will not work for colds, flu, or other viral infections. This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.

What should I tell my health care providers before I take this medicine? (Back to top)
They need to know if you have any of these conditions:

• asthma
• bowel disease, like colitis
• eczema
• kidney disease
• an unusual or allergic reaction to penicillin, cephalosporins, other antibiotics or medicines, foods, tartrazine or other dyes, or preservatives
• pregnant or trying to get pregnant
• breast-feeding

How should I use this medicine? (Back to top)
Take this medicine by mouth with a full glass of water. Follow the directions on the prescription label. Take your medicine at regular intervals. Do not take your medicine more often than directed. Take all of your medicine as directed even if you think your are better. Do not skip doses or stop your medicine early.

Talk to your pediatrician regarding the use of this medicine in children. While this drug may be prescribed for selected conditions, precautions do apply.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.

Note: This medicine is only for you. Do not share this medicine with others.

What if I miss a dose? (Back to top)
If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

What may interact with this medicine? (Back to top)

• birth control pills
• methotrexate
• other antibiotics
• probenecid
• some vaccines

This list may not describe all possible interactions. Give your health care providers a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

What side effects may I notice from this medicine? (Back to top)
Side effects that you should report to your doctor or health care professional as soon as possible:

• allergic reactions like skin rash or hives, swelling of the face, lips, or tongue
• breathing problems
• fever
• new symptoms of infection
• redness, blistering, peeling or loosening of the skin, including inside the mouth
• unusually weak or tired

• diarrhea
• headache
• nausea, vomiting
• sore mouth or tongue
• stomach upset

This list may not describe all possible side effects.

What should I watch for while using this medicine? (Back to top)
Tell your doctor or health care professional if your symptoms do not improve.

Do not treat diarrhea with over the counter products. Contact your doctor if you have diarrhea that lasts more than 2 days or if it is severe and watery.

If you have diabetes, you may get a false-positive result for sugar in your urine. Check with your doctor or health care professional.

Birth control pills may not work properly while you are taking this medicine. Talk to your doctor about using an extra method of birth control.

Where should I keep this medicine? (Back to top)
Keep out of the reach of children.

Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Keep container tightly closed. Throw away any unused medicine after the expiration date.

NOTE: This sheet is a summary. It may not cover all possible information. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider.

Last Updated:March 02, 2006

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