Penicillin VK

DRUG DESCRIPTION

Penicillin V is the phenoxymethyl analog of penicillin G.

Penicillin V potassium (penicillin v potassium) is the potassium salt of penicillin V.

Each penicillin V potassium tablet, USP contains penicillin V potassium (penicillin v potassium) equivalent to 250 mg (400,000 units) or 500 mg (800,000 units) penicillin V. The inactive ingredients present are dibasic calcium phosphate, magnesium stearate, microcrystalline cellulose, and sodium citrate.

Each penicillin V potassium (penicillin v potassium) Tablets, USP, 250 mg contains 0.71 mEq (27.9 mg) of potassium and each penicillin V potassium (penicillin v potassium) tablet, USP, 500 mg contains 1.43 mEq (55.8 mg) of potassium

Penicillin V potassium (penicillin v potassium) for oral solution, USP is an off-white to pinkish colored powder, which when reconstituted as directed, yields a red colored solution with cherry flavor in which each 5 mL contains penicillin V potassium (penicillin v potassium) equivalent to 125 mg (200,000 units) or 250 mg (400,000 units) penicillin V. The inactive ingredients present are cherry flavor, FD&C Red #40, saccharin sodium, sodium benzoate, and sugar.

Each 5 mL of reconstituted penicillin V potassium (penicillin v potassium) for oral solution, USP, 125 mg (200,000 units) per 5 mL contains 0.36 mEq (13.9 mg) of potassium. Each 5 mL of reconstituted penicillin V potassium (penicillin v potassium ) for oral solution, USP, 250 mg (400,000 units) per 5 mL contains 0.71 mEq (27.9 mg) of potassium.

PENICILLIN V POTASSIUM - penicillin v potassium tablet  Structural Formula Illustration

Monopotassium (2S,5R,6R)-3,3-dimethyl-7-oxo-6-(2-phenoxyacetamido)-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate.

What are the possible side effects of penicillin V (PC Pen VK, Pen-V)?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have any of these serious side effects:

  • diarrhea that is watery or bloody;
  • fever, chills, body aches, flu symptoms;
  • easy bruising or bleeding, unusual weakness;
  • urinating less than usual or not at all;
  • severe skin rash, itching, or peeling;
  • agitation, confusion, unusual...

Read All Potential Side Effects and See Pictures of Penicillin VK

What are the precautions when taking penicillin v potassium (Penicillin VK)?

Before taking penicillin, tell your doctor or pharmacist if you are allergic to it; or to other antibiotics including penicillin-type medications (such as amoxicillin, ampicillin) or cephalosporins (such as cephalexin, cefuroxime); or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: kidney problems.

Kidney function declines as you grow older. This medication is removed by the kidneys. Therefore, older adults may be more sensitive to this drug.

During pregnancy, this medication should be used only when clearly needed. Discuss the risks and...

Read All Potential Precautions of Penicillin VK


Penicillin VK Consumer (continued)

SIDE EFFECTS: Upset stomach, nausea, vomiting, diarrhea, and mouth sores may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.

Although this effect is uncommon, you may develop a black, "hairy" tongue while taking this medication. This effect is harmless and usually goes away after treatment. Maintain good oral hygiene, and brush your tongue with a soft toothbrush twice a day. Consult your doctor or pharmacist for more information.

Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

Tell your doctor immediately if any of these unlikely but serious side effects occur: unusual tiredness, joint/muscle pain.

Tell your doctor immediately if any of these rare but very serious side effects occur: easy bruising/bleeding.

This medication may rarely cause a severe intestinal condition (Clostridium difficile-associated diarrhea) due to a type of resistant bacteria. This condition may occur during treatment or weeks to months after treatment has stopped. Do not use anti-diarrhea products or narcotic pain medications if you have any of the following symptoms because these products may make them worse. Tell your doctor immediately if you develop: persistent diarrhea, abdominal or stomach pain/cramping, blood/mucus in your stool.

Use of this medication for prolonged or repeated periods may result in oral thrush or a new vaginal yeast infection (oral or vaginal fungal infection). Contact your doctor if you notice white patches in your mouth, a change in vaginal discharge or other new symptoms.

A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any of the following symptoms of a serious allergic reaction: rash, itching/swelling (especially of the face/tongue/throat), new fever, severe dizziness, trouble breathing.

This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

In the US -

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

PRECAUTIONS: Before taking penicillin, tell your doctor or pharmacist if you are allergic to it; or to other antibiotics including penicillin-type medications (such as amoxicillin, ampicillin) or cephalosporins (such as cephalexin, cefuroxime); or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: kidney problems.

Kidney function declines as you grow older. This medication is removed by the kidneys. Therefore, older adults may be more sensitive to this drug.

During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.

This drug passes into breast milk. Consult your doctor before breast-feeding.


Penicillin VK Patient Information Including Side Effects

Brand Names: PC Pen VK, Pen-V

Generic Name: penicillin V (Pronunciation: pen i SILL in)

  • What is penicillin V (Penicillin VK)?
  • What are the possible side effects of penicillin V (Penicillin VK)?
  • What is the most important information I should know about penicillin V (Penicillin VK)?
  • What should I discuss with my healthcare provider before taking penicillin V (Penicillin VK)?
  • How should I take penicillin V (Penicillin VK)?
  • What happens if I miss a dose (Penicillin VK)?
  • What happens if I overdose (Penicillin VK)?
  • What should I avoid while taking penicillin V (Penicillin VK)?
  • What other drugs will affect penicillin V (Penicillin VK)?
  • Where can I get more information?

What is penicillin V (Penicillin VK)?

Penicillin V is an antibiotic in the penicillin group of drugs. It fights bacteria in your body.

Penicillin V is used to treat many different types of infections caused by bacteria, such as ear infections,.

Penicillin V may also be used for other purposes not listed in this medication guide.

What are the possible side effects of penicillin V (Penicillin VK)?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have any of these serious side effects:

  • diarrhea that is watery or bloody;
  • fever, chills, body aches, flu symptoms;
  • easy bruising or bleeding, unusual weakness;
  • urinating less than usual or not at all;
  • severe skin rash, itching, or peeling;
  • agitation, confusion, unusual thoughts or behavior; or
  • seizure (black-out or convulsions).

Less serious side effects are more likely to occur, such as:

  • nausea, vomiting, stomach pain;
  • vaginal itching or discharge;
  • headache;
  • swollen, black, or "hairy" tongue; or
  • thrush (white patches or inside your mouth or throat).

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What is the most important information I should know about penicillin V (Penicillin VK)?

Do not use this medication if you are allergic to penicillin V or to any other penicillin antibiotic, such as amoxicillin (Amoxil), ampicillin (Omnipen, Principen), carbenicillin (Geocillin), dicloxacillin (Dycill, Dynapen), or oxacillin (Bactocill).

Before using penicillin V, tell your doctor if you are allergic to cephalosporins such as Ceclor, Ceftin, Duricef, Keflex, and others, or if you have asthma, kidney disease, a bleeding or blood clotting disorder, a history of diarrhea caused by taking antibiotics, or a history of any type of allergy.

Penicillin V can make birth control pills less effective, which may result in pregnancy. Before taking penicillin V, tell your doctor if you use birth control pills.

Take this medication for the entire length of time prescribed by your doctor. Your symptoms may get better before the infection is completely treated. Penicillin V will not treat a viral infection such as the common cold or flu.

Do not give this medication to another person, even if they have the same symptoms you do.

Antibiotic medicines can cause diarrhea, which may be a sign of a new infection. If you have diarrhea that is watery or has blood in it, call your doctor. Do not use any medicine to stop the diarrhea unless your doctor has told you to.

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