Ampicillin Oral

Generic Name: Ampicillin

  • What is Ampicillin Oral?

    Ampicillin is an antibiotic available in capsules and oral suspension. Ampicillin is used to treat certain bacterial infections of the gastrointestinal (stomach and intestines), genital, urinary, and respiratory (lung) tracts. Ampicillin may also be used to treat gonorrhea (a sexually transmitted disease), as well as other bacterial infections, as determined by your doctor.

  • What is the most important information I should know about Ampicillin Oral?

    If you are allergic to antibiotics known as penicillins or cephalosporins, tell your doctor before taking ampicillin. There is a possibility that you are allergic to both types of medication; and if a reaction occurs, it could be extremely severe. Tell your doctor immediately if you develop a skin reaction, diarrhea, shortness of breath, wheezing, sore throat, or fever while you are taking this medication.

    Tell your doctor if your symptoms do not improve or seem to get worse.

    Ampicillin can cause diarrhea. Some medications used to treat diarrhea can make it worse. Check with your doctor before taking any diarrhea remedy.

    Birth control pills may be less effective while you are taking ampicillin. Use other forms of birth control methods while taking this medication.

    A false-positive reaction in certain urine sugar tests may occur after treatment with ampicillin. Talk to your doctor about the right tests to use while you are taking ampicillin.

  • Who should not take Ampicillin Oral?

    Do not take ampicillin if you are allergic to it or any of its ingredients. Also, do not take this medication if you are allergic to antibiotics such as penicillins or cephalosporins.

  • What should I tell my doctor before I take the first dose of Ampicillin Oral?

    Tell your doctor about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with ampicillin. Also, talk to your doctor about your complete medical history, especially if you are allergic to penicillins or cephalosporins, have diabetes and need to use urine sugar tests, use birth control pills, or have a history of pseudomembranous colitis (inflammation of the colon resulting in diarrhea).

  • What is the usual dosage?

    The information below is based on the dosage guidelines your doctor uses. Depending on your condition and medical history, your doctor may prescribe a different regimen. Do not change the dosage or stop taking your medication without your doctor's approval.

    Genital, Urinary, and Gastrointestinal Tract Infections

    Adults and children: For those weighing >44 pounds, the usual dose is 500 milligrams (mg) four times a day. Your doctor will determine the duration of the treatment based on the type of infection.

    Children: For those weighing ≤44 pounds, your doctor will prescribe the appropriate dose for your child, based on their weight and type of infection.

    Gonorrhea

    Adults: The usual dose is 3.5 grams (g) in a single oral dose along with 1 g of probenecid.

    Respiratory Tract Infections

    Adults and children: For those weighing >44 pounds, the usual dose is 250 mg four times a day. Your doctor will determine the duration of the treatment based on the type of infection.

    Children: For those weighing ≤44 pounds, your doctor will prescribe the appropriate dose for your child, based on their weight and type of infection.

  • How should I take Ampicillin Oral?

    Take ampicillin exactly as prescribed by your doctor and in equally spaced doses. Do not take extra doses or take more often without asking your doctor.

    Take ampicillin with a full glass of water, a half hour before or 2 hours after a meal. Shake the oral suspension well before using.

  • What should I avoid while taking Ampicillin Oral?

    Do not skip doses or discontinue ampicillin without first talking with your doctor. You need to complete the full course of treatment even if you are feeling better.

  • What are possible food and drug interactions associated with Ampicillin Oral?

    If ampicillin is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your doctor before combining ampicillin with the following: allopurinol, birth control pills, other antibiotics (such as chloramphenicol, erythromycin, sulfamethoxazole, or doxycycline), or probenecid.

  • What are the possible side effects of Ampicillin Oral?

    Side effects cannot be anticipated. If any develop or change in intensity, tell your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking this drug.

    Side effects may include: colitis (inflammation of the colon), diarrhea, fever, inflammation of the tongue or mouth, itching, nausea, rash or other skin problems, vomiting

  • Can I receive Ampicillin Oral if I am pregnant or breastfeeding?

    The effects of ampicillin during pregnancy are unknown. Ampicillin appears in breast milk and can affect your baby. If this medication is essential to your health, your doctor may advise you to stop breastfeeding until your treatment is finished. Tell your doctor immediately if you are pregnant, plan to become pregnant, or are breastfeeding.

  • What should I do if I miss a dose of Ampicillin Oral?

    If you miss a dose of ampicillin, take it as soon as you remember. However, if it is almost time for your next dose, skip the one you missed and return to your regular dosing schedule. Do not take two doses at once.

  • How should I store Ampicillin Oral?

    Store capsules at room temperature. Keep the oral suspension in the refrigerator and discard the unused portion after 14 days.