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Bicillin L-A

Generic Name: Penicillin G Benzathine (pen i SIL in jee BENZ a theen)
Brand Name: Bicillin L-A

Medically reviewed on Sep 5, 2018

Warning

  • This medicine is given as a shot into a muscle only. Very bad and sometimes deadly effects have happened when Bicillin L-A (penicillin G benzathine) was given into a vein or artery. Talk with the doctor.

Uses of Bicillin L-A:

  • It is used to treat or prevent bacterial infections.

What do I need to tell my doctor BEFORE I take Bicillin L-A?

  • If you have an allergy to penicillin, benzathine, or any other part of Bicillin L-A (penicillin G benzathine).
  • If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
  • If you are taking tetracycline.

This is not a list of all drugs or health problems that interact with Bicillin L-A (penicillin G benzathine).

Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take Bicillin L-A (penicillin G benzathine) with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.

What are some things I need to know or do while I take Bicillin L-A?

  • Tell all of your health care providers that you take Bicillin L-A (penicillin G benzathine). This includes your doctors, nurses, pharmacists, and dentists.
  • Very bad and sometimes deadly allergic side effects have rarely happened. Talk with your doctor.
  • Do not use longer than you have been told. A second infection may happen.
  • If you have asthma, talk with your doctor. You may be more sensitive to Bicillin L-A (penicillin G benzathine).
  • Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using Bicillin L-A (penicillin G benzathine) while you are pregnant.
  • Tell your doctor if you are breast-feeding. You will need to talk about any risks to your baby.

How is this medicine (Bicillin L-A) best taken?

Use Bicillin L-A (penicillin G benzathine) as ordered by your doctor. Read all information given to you. Follow all instructions closely.

  • It is given as a shot into a muscle.

What do I do if I miss a dose?

  • Call your doctor to find out what to do.

What are some side effects that I need to call my doctor about right away?

WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:

  • Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
  • Signs of kidney problems like unable to pass urine, change in how much urine is passed, blood in the urine, or a big weight gain.
  • Fever or chills.
  • Swelling.
  • Joint pain.
  • Very bad dizziness or passing out.
  • Feeling very tired or weak.
  • Any unexplained bruising or bleeding.
  • Nerve damage can happen if Bicillin L-A (penicillin G benzathine) is given into or near a nerve. This could be long-lasting. Call your doctor right away if you have any numbness, tingling, or weakness.
  • It is common to have diarrhea when taking Bicillin L-A (penicillin G benzathine). Rarely, a very bad form of diarrhea called Clostridium difficile (C diff)–associated diarrhea (CDAD) may occur. Sometimes, this has led to a deadly bowel problem (colitis). CDAD may happen while you are taking Bicillin L-A (penicillin G benzathine) or within a few months after you stop taking it. Call your doctor right away if you have stomach pain or cramps, very loose or watery stools, or bloody stools. Do not try to treat loose stools without first checking with your doctor.

What are some other side effects of Bicillin L-A?

All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:

  • Loose stools (diarrhea).

These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.

You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.

If OVERDOSE is suspected:

If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.

How do I store and/or throw out Bicillin L-A?

  • If you need to store Bicillin L-A (penicillin G benzathine) at home, talk with your doctor, nurse, or pharmacist about how to store it.

Consumer information use

  • If your symptoms or health problems do not get better or if they become worse, call your doctor.
  • Do not share your drugs with others and do not take anyone else's drugs.
  • Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
  • Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
  • Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
  • Throw away unused or expired drugs. Do not flush down a toilet or pour down a drain unless you are told to do so. Check with your pharmacist if you have questions about the best way to throw out drugs. There may be drug take-back programs in your area.
  • Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about Bicillin L-A (penicillin G benzathine), please talk with your doctor, nurse, pharmacist, or other health care provider.
  • If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

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