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Ampicillin is used to treat a wide variety of bacterial infections. It is a penicillin-type antibiotic. It works by stopping the growth of bacteria.This antibiotic treats only bacterial infections. It will not work for viral infections (e.g., common cold, flu). Unnecessary use or overuse of any antibiotic can lead to its decreased effectiveness.
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| Overview |
Photos |
How To Use |
Side Effects |
Precautions |
Missed Dose |
Drug Interactions |
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Omnipen-N
Uses
Ampicillin is used to treat a wide variety of bacterial infections. It is a penicillin-type antibiotic. It works by stopping the growth of bacteria.This antibiotic treats only bacterial infections. It will not work for viral infections (e.g., common cold, flu). Unnecessary use or overuse of any antibiotic can lead to its decreased effectiveness.
Notes
- Do not share this medication with others.This medication has been prescribed for your current condition only.
- Do not use it later for another infection unless told to do so by your doctor.
- A different medication may be necessary in those cases.With prolonged treatment, laboratory and/or medical tests (e.g., kidney and liver function, complete blood counts) should be performed periodically to monitor your progress or check for side effects.
- Consult the doctor for more details.
Storage
- This medication must be stored properly.
- Review storage instructions with your pharmacist.
- Store mixed intravenous ampicillin bags in the refrigerator between 36-46 degrees F (2-8 degrees C).
- Let a refrigerated bag sit at room temperature at least one hour before using.
- Check the expiration date before using.
- Store vials at room temperature (59-86 degrees F or 15-30 degrees C) away from light and moisture.
- Do not store in the bathroom.
- Keep all medicines away from children and pets.
Overdose
- Symptoms of overdose may include: severe vomiting, persistent diarrhea, unusual change in the amount of urine, or seizures.
How To Use
- This medication is given by injection into a vein (intravenously-IV) or into a muscle (intramuscularly-IM) by a healthcare professional as directed by your doctor.
- If you are giving the injection yourself, learn all preparation and usage instructions from your healthcare professional.
- Follow all instructions for proper mixing and dilution with the correct IV fluids.
- Direct injections into the vein should be done slowly (over at least 10-15 minutes) to avoid the risk of seizures.
- If you have questions regarding the use of this medication, consult your pharmacist.Before using this product, check it visually for particles or discoloration.
- If either is present, do not use this product.Learn how to store and discard needles and medical supplies safely.
- Consult your pharmacist for more details.The dosage is based on your medical condition, response to therapy, and weight.Antibiotics work best when the amount of medicine in your body is kept at a constant level.
- Therefore, inject this drug at evenly spaced intervals.Continue to use this medication until the full-prescribed amount is finished even if symptoms disappear after a few days.
- Stopping the medication too early may allow bacteria to continue to grow, which may result in a relapse of the infection.Inform your doctor if your condition persists or worsens.
Side Effects
- Nausea, vomiting, or diarrhea may occur.
- If any of these effects persist or worsen, notify your doctor or pharmacist promptly.Remember that your doctor has prescribed this medication because 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 rare but very serious side effects occur: dark urine, persistent nausea or vomiting, stomach/abdominal pain, yellowing eyes or skin, easy bruising or bleeding, persistent sore throat or fever.This medication may rarely cause a severe intestinal condition (pseudomembranous colitis) due to a resistant bacteria.
- This condition may occur weeks after treatment has stopped.
- Do not use anti-diarrhea products or narcotic pain medications if you have the following symptoms because these products may make them worse.
- Tell your doctor immediately if you develop: persistent diarrhea, abdominal or stomach pain/cramping, or 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 unlikely, but seek immediate medical attention if it occurs.
- Symptoms of a serious allergic reaction may include: rash, itching, swelling, severe dizziness, trouble breathing.Ampicillin can commonly cause a mild rash that is usually not serious.
- However, you may not be able to tell it apart from a rare rash that could be a sign of a severe allergic reaction.
- Therefore, seek immediate medical attention if you develop any rash.If you notice other effects not listed above, contact your doctor or pharmacist.
Precautions
- Before taking ampicillin, tell your doctor or pharmacist if you are allergic to it; or to penicillin or cephalosporin antibiotics; or if you have any other allergies.Before using this medication, tell your doctor or pharmacist your medical history, especially of: kidney disease, a certain type of viral infection (infectious mononucleosis).Kidney function declines as you grow older.
- This medication is removed by the kidneys.
- Therefore, elderly people may be more sensitive to this drug.This medication should be used only when clearly needed during pregnancy.
- Discuss the risks and benefits with your doctor.Ampicillin passes into breast milk.
- Consult your doctor before breast-feeding.
Missed Dose
- If you miss a dose, use it as soon as you remember.
- If it is near the time of the next dose, skip the missed dose and resume your usual dosing schedule.
- Do not double the dose to catch up.
Drug Interactions
- Your healthcare professionals (e.g., doctor or pharmacist) may already be aware of any possible drug interactions and may be monitoring you for it.
- Do not start, stop or change the dosage of any medicine before checking with them first.Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: allopurinol, live bacterial vaccines, methotrexate, probenecid, tetracyclines, warfarin.This medication may decrease the effectiveness of combination-type birth control pills.
- This can result in pregnancy.
- You may need to use an additional form of reliable birth control while using this medication.
- Consult your doctor or pharmacist for details.Ampicillin may cause false positive results with certain diabetic urine testing products (cupric sulfate-type).
- This drug may also affect the results of certain lab tests.
- Make sure laboratory personnel and your doctors know you use this drug.
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CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgement of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.
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