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Chlorambucil Tablets

Chlorambucil is a chemotherapy medication that slows the growth of cancer cells. It treats certain types of leukemia and lymphoma. Chlorambucil comes in a tablet form that you can take by mouth with a glass of water as directed. Take each dose at regular intervals.

What is this medication?

CHLORAMBUCIL (clor AM byoo sil) treats leukemia and lymphoma. It works by slowing down the growth of cancer cells.

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This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.

COMMON BRAND NAME(S): Leukeran

What should I tell my care team before I take this medication?

They need to know if you have any of these conditions:

  • Head trauma
  • Liver disease
  • Low blood cell levels, such as white cells, platelets, or red blood cells
  • Recent or ongoing radiation therapy
  • Seizures
  • An unusual or allergic reaction to chlorambucil, other medications, foods, dyes, or preservatives
  • Pregnant or trying to get pregnant
  • Breast-feeding

How should I use this medication?

Take this medication by mouth with a glass of water. Take it as directed on the prescription label at the same time every day. Do not take it more often than directed. Keep taking it unless your care team tells you to stop.

Talk to your care team about the use of this medication in children. Special care may be needed.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.

NOTE: This medicine is only for you. Do not share this medicine with others.

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

What may interact with this medication?

Do not take this medication with any of the following:

  • Nalidixic acid

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This medication may also interact with the following:

  • Live virus vaccines

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

What should I watch for while using this medication?

Visit your care team for regular checks on your progress. This medication may make you feel generally unwell. This is not uncommon, as chemotherapy can affect healthy cells as well as cancer cells. Report any side effects. Continue your course of treatment even though you feel ill unless your care team tells you to stop.

You may need blood work while taking this medication.

This medication may increase your risk of getting an infection. Call your care team for advice if you get a fever, chills, sore throat, or other symptoms of a cold or flu. Do not treat yourself. Try to avoid being around people who are sick.

This medication may increase your risk to bruise or bleed. Call your care team if you notice any unusual bleeding.

Talk to your care team about your risk of cancer. You may be more at risk for certain types of cancers if you take this medication.

Talk to your care team if you wish to become pregnant or think you might be pregnant. This medication can cause serious birth defects. Talk to your care team about reliable forms of contraception.

Talk to your care team before breastfeeding. Changes to your treatment plan may be needed.

This medication may cause infertility. Talk to your care team if you are concerned about your fertility.

What side effects may I notice from receiving this medication?

Side effects that you should report to your care team as soon as possible:

  • Allergic reactions—skin rash, itching, hives, swelling of the face, lips, tongue, or throat
  • Infection—fever, chills, cough, sore throat, wounds that don't heal, pain or trouble when passing urine, general feeling of discomfort or being unwell
  • Low red blood cell level—unusual weakness or fatigue, dizziness, headache, trouble breathing
  • Rash, fever, and swollen lymph nodes
  • Redness, blistering, peeling, or loosening of the skin, including inside the mouth
  • Seizures
  • Unusual bruising or bleeding

Side effects that usually do not require medical attention (report to your care team if they continue or are bothersome):

  • Diarrhea
  • Nausea
  • Pain, redness, or swelling with sores inside the mouth or throat
  • Vomiting

This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

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Where should I keep my medication?

Keep out of the reach of children and pets.

Store in the refrigerator. Protect from moisture and light. Get rid of any unused medication after the expiration date.

To get rid of medications that are no longer needed or have expired:

  • Take the medication to a medication take-back program. Check with your pharmacy or law enforcement to find a location.
  • If you cannot return the medication, ask your pharmacist or care team how to get rid of this medication safely.

NOTE: This sheet is a summary. It may not cover all possible information. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider.

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Note: Introduction and Additional Common Questions written and medically approved by Cleveland Clinic professionals.

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