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Omnipen-N (injection)

Generic Name: Ampicillin (injection) (injection) AMP-i-sil in“AMP-i-sil”.
Brand Names: Omnipen-N injection, Totacillin-N injection.
Drug Class: Aminopenicillins.

What is Omnipen-N?

Omnipen-N is a penicillin antibiotic that fights bacteria. Omnipen-N can treat or prevent a wide range of types of infections, including bladder infections, pneumonia, meningitis, gonorrhea, stomach infections, intestine infections, heart infections, and blood infections. Omnipen-N can also be used to treat conditions not mentioned in this guideline for medication.

The brand name Omnipen-N has been removed within the U.S. If the generic versions of this product are approved by the FDA, it is possible that there are similar products that are available in generic form.

 Side effects of Omnipen-N

See a doctor immediately. If you experience any of the following symptoms that indicate an allergic reaction, symptoms of hives: breathing difficulties and swelling of your lips, face, and tongue. Omnipen-N can cause severe adverse effects. Consult your healthcare immediately if you suffer from:

  • Extreme stomach pains; diarrhea that is bloody or watery.
  • Fever and swollen glands. skin eruption, joint pain, general discomfort.
  • Pale skin, bruising easily, or bleeding are uncommon flaws.

Common negative effects of Omnipen include:

  • Nausea, vomiting, and stomach pain.
  • Itching or itching.
  • Tongue that is swollen, black, and hairy.
  • Vaginal itching or discharge.

This isn't a complete list of possible adverse consequences and other effects could occur. Consult your physician for advice regarding medical effects. You can report any symptoms to the FDA at 1-800-FDA-1088.

Similar/related drugs

prednisone, amoxicillin, doxycycline, ciprofloxacin, cephalexin, metronidazole, and azithromycin


Do not use Omnipen-N if you have an allergy to penicillin antibiotics.

Before you take this drug

This medicine is for you if you're allergic to Omnipen-N or any other penicillin antibiotics like Amoxicillin (Amoxil, Augmentin, Moxatag, and many others), carbenicillin, dicloxacillin, or penicillin.

To ensure Omnipen-N is safe, consult your physician, whether you suffer from

  • Food items or medications.
  • An allergy to an antibiotic called a cephalosporin like cefdinir (Omnicef), cefprozil (Cefzil), cefuroxime (Ceftin), cephalexin (Keflex), and many others.
  • If you are also taking the medication known as allopurinol.

The medicine is not intended to harm a baby who is not yet born. Consult your physician if you are expecting or planning to become pregnant. Omnipen-N could make birth control pills less efficient. Consult your physician about nonhormonal birth control (condom diaphragm or diaphragm that contains spermicide) to stop pregnancy. Ampicillin is a drug that can be found in the breast milk of a baby and could harm the nursing infant. Inform your doctor if you are breastfeeding your baby.

How to take Omnipen-N?

Omnipen-N is injected into muscles or into the vein via an IV. It is possible to be taught how to inject an IV at home. Do not inject yourself with Omnipen-N in case you aren't sure how to administer the injection, and dispose of the catheters for IV use and other equipment that are used to inject the medication. It may be necessary to mix Omnipen-N into a liquid (diluent) before you use it. If you're taking injectors yourself, make certain you are aware of how to prepare and maintain the medication. It is recommended to use the injection immediately after mixing it.

Utilize an empty needle and syringe just once. Be sure to follow any local or state laws regarding disposing of used needles and syringes. Make sure you use puncture-proof "sharps" disposal containers (ask your pharmacist for one and what to do with them). Keep the container away from animals and children. If you're being treated for gonorrhea, you may also be recommended to test for syphilis, another sexually transmitted illness. The doctor could switch you from Omnipen-N to an oral version of this medication. Make sure to take this medicine for the prescribed duration. The symptoms might improve before you know if the disease is fully cleared. Dosing too much can also increase the risk of subsequent infections that are resistant to antimicrobials. This medicine is not intended to treat a viral disease like influenza or the typical cold. If you have been taking this medicine for a long time, you might require regular medical examinations. Omnipen-N may cause abnormal results in certain laboratory tests to measure sugar found in urine. Be sure to inform any doctor treating you about the use of this medication. Store Omnipen-N in a cool, dry place at room temperature, away from heat and moisture. After mixing the medication, you'll need to make use of it within a set amount of time. It will be contingent on the diluent that you are using and the storage method used. at ambient temperatures or inside a fridge. Follow the mixing instructions and storage guidelines included with your medication. consult your healthcare if you have concerns.

What happens if I miss a dose?

Utilize the dose you missed when you remember. Do not take your missed dose if you are close to the time of the next dose. Do not take extra medicine to make up for the missed dose.

What happens if I overdose?

For medical emergencies, seek emergency medical attention or contact the Poison Help line at 1-800-222-1222.

What should be avoided?

Diarrhea can be caused by antibiotics, which could be a sign of a new infection. If you are experiencing bloody or watery diarrhea and are unable to get it under control, consult your doctor. Do not take any anti-diarrhea medications unless your doctor has told you to.

Interaction with other drugs

Other medications can be incompatible with ampicillin, which includes medications that are prescribed and available over the counter, vitamins, and herbal products. Inform your health professionals about any medications you take now and any medications you stop or start using.