Generic Name: Phenoxymethyl penicillin (Penicillin V®) Brand Name(s): Generics only. No brands available.

Know the basics

What is phenoxymethyl penicillin (Penicillin V®) used for?

Phenoxymethyl penicillin (Penicillin V®) is a beta-lactam antibiotic, commonly used for:

  • Treatment or prevention of mild to moderate infections caused by susceptible bacteria, especially Streptococcus;
  • Upper respiratory tract infection, pharyngitis – tonsillitis, otitis media;
  • Infection in the mouth and throat;
  • Pneumonia caused by pneumococcus mild;
  • Skin and soft tissue infections;
  • Recurrent rheumatic room;
  • Treatment should be based on antimicrobial susceptibility test results and clinical response.

How should I take phenoxymethyl penicillin?

For orally taken form, you should:

  • Take phenoxymethyl penicillin by mouth as directed by your doctor concerning: dose, schedule;
  • Read the label carefully before using phenoxymethyl penicillin;
  • Consult your doctor for any information on the label that you do not clearly understand.

For other forms, you should:

  • Read the label carefully before using phenoxymethyl penicillin hydrochloride.
  • Consult your doctor for any information on the label that you do not clearly understand.

How do I store phenoxymethyl penicillin (Penicillin V®)?

Phenoxymethyl penicillin is best stored at room temperature away from direct light and moisture. To prevent drug damage, you should not store phenoxymethyl penicillin in the bathroom or the freezer. There may be different brands of phenoxymethyl penicillin that may have different storage needs. It is important to always check the product package for instructions on storage, or ask your pharmacist. For safety, you should keep all medicines away from children and pets.

You should not flush phenoxymethyl penicillin down the toilet or pour them into a drain unless instructed to do so. It is important to properly discard this product when it is expired or no longer needed. Consult your pharmacist for more details about how to safely discard your product.

Know the precautions & warnings

What should I know before using phenoxymethyl penicillin (Penicillin V®)?

Before using phenoxymethyl penicillin, tell your doctor if you have:

  • Allergic reaction to any other medicines, foods, dyes, preservatives, or animals;
  • Pediatric;
  • Geriatric;
  • Used any other health conditions, drugs that have a risk of interaction with phenoxymethyl penicillin.

Is it safe during pregnancy or breastfeeding?

There isn’t enough information about the safety of using phenoxymethyl penicillin during pregnancy and breastfeeding. Please always consult with your doctor to weigh the potential benefits and risks before taking phenoxymethyl penicillin.

Know the side effects

What side effects can occur from phenoxymethyl penicillin (Penicillin V®)?

As taking others medicines, taking phenoxymethyl penicillin can cause some side effects. Most of them are rarely occurring and do not need any supplementary treatment. However, it is always important for you to consult your doctor if you have any problem after taking this medicine.

Some of the side effects are listed below:

  • Diarrhea, nausea;
  • Increase of eosinophils;
  • Hives;
  • Anaphylaxis;
  • Diarrhea related to Clostridium difficile;

Not everyone experiences these side effects. There may be some side effects not listed above. If you have any concerns about a side-effect, please consult your doctor or pharmacist.

Know the interactions

What drugs may interact with phenoxymethyl penicillin (Penicillin V®)?

Phenoxymethyl penicillin may interact with other drugs that you are currently taking, which can change how your drug works or increase your risk for serious side effects. To avoid any potential drug interactions, you should keep a list of all the drugs you are using (including prescription drugs, nonprescription drugs, and herbal products) and share it with your doctor and pharmacist. For your safety, do not start, stop, or change the dosage of any drugs without your doctor’s approval.

Does food or alcohol interact with phenoxymethyl penicillin (Penicillin V®)?

Phenoxymethyl penicillin may interact with food or alcohol by altering the way the drug works or increase the risk for serious side effects. Please discuss with your doctor or pharmacist any potential food or alcohol interactions before using this drug.

What health conditions may interact with phenoxymethyl penicillin (Penicillin V®)?

Phenoxymethyl penicillin may interact with your health condition. This interaction may worsen your health condition or alter the way the drug works. It is important to always let your doctor and pharmacist know all the health conditions you currently have, such as:

  • A history of hypersensitivity to penicillin;
  • Cross allergic to cephalosporins;
  • A history of allergy or asthma;
  • Severe respiratory tract infections (such as pneumonia).

Understand the dosage

The information provided is not a substitute for any medical advice. You should ALWAYS consult with your doctor or pharmacist before using phenoxymethyl penicillin.

What is the dose of phenoxymethyl penicillin (Penicillin V®) for an adult?

Consult your doctor for information about the dose of phenoxymethyl penicillin hydrochloride. Recommended doses in some cases are listed below:

For treatment of Pneumococcus pneumonia, tonsillitis, pharyngitis by group A Streptococcus or other infections caused by Streptococcus beta hemolytic groups:

  • The recommended dose is 250-500 mg, 6-8 hours.

For ear infections:

  • The recommended dose is 25 mg / kg / time, 2-3 times / day.
  • Duration of treatment is usually 10 days.

For people with severe renal impairment, the dose can be adjusted as below:

  • Creatinine clearance of 10 ml / min: 250-500 mg every 6 hours.
  • Creatinine clearance below 10 ml / min: 250 mg every 6 hours.

For prevention of recurrent rheumatic fever:

  • The recommended dose is 250 mg, 2 times / day, taken 30 minutes before or 2 hours after a meal.

For H influenzae infections:

  • The recommended dose is 50 mg / kg body weight / 24 hours, divided into 2 times. Treatment at least 10 days.

What is the dose of phenoxymethyl penicillin (Penicillin V®) for a child?

Consult your doctor for information about the dose of phenoxymethyl penicillin hydrochloride. Recommended doses in some cases are listed below:

For treatment of Pneumococcus pneumonia, tonsillitis, pharyngitis by group A Streptococcus or other infections caused by Streptococcus beta hemolytic groups:

  • The recommended dose for and children over 12 years is 250-500 mg, 6-8 hours.
  • The recommended dose for and children over 12 years is 25-50 mg / kg / day, divided into 3-4 times.

For other situations

  • The dose should be determined by your doctor.

How is phenoxymethyl penicillin (Penicillin V®) available?

Phenoxymethyl penicillin is available in the following dosage forms and strengths:

  • Tablets 125 mg, 250 mg, 500 mg containing penicillin V potassium (eg potassium phenoxymethyl penicillin) equivalent to 200,000, 400,000, 800,000 units of penicillin V.

What should I do in case of an emergency or overdose?

In case of an emergency or an overdose, call your local emergency services (115) or go to your nearest emergency room.

What should I do if I miss a dose?

If you miss a dose of phenoxymethyl penicillin, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and take your regular dose as scheduled. Do not take a double dose.

Hello Health Group does not provide medical advice, diagnosis or treatment.

Sources

Review Date: January 4, 2017 | Last Modified: January 4, 2017

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