Common Brand Name(s): Myleran
Important: How To Use This Information
This is a summary and does NOT have all possible information about this product. This information does not assure that this product is safe, effective, or appropriate for you. This information is not individual medical advice and does not substitute for the advice of your health care professional. Always ask your health care professional for complete information about this product and your specific health needs.
This medication decreases bone marrow function, an effect that may lead to a low number of blood cells such as red cells, white cells, and platelets. This effect can cause anemia, decrease your body's ability to fight an infection, or cause you to bruise or bleed more easily. Tell your doctor right away if you develop any of the following symptoms: signs of an infection (such as fever, chills, persistent sore throat), easy bruising/bleeding, pale skin, unusual tiredness.
Your doctor will monitor you closely while you are taking this medication. Keep all medical and laboratory appointments.
Busulfan is used to treat chronic myelogenous leukemia (CML). It does not cure the disease but helps to control it so that your quality of life is improved.
This section contains uses of this drug that are not listed in the approved professional labeling for the drug but that may be prescribed by your health care professional. Use this drug for a condition that is listed in this section only if it has been so prescribed by your health care professional.
This drug may also be used as a pretreatment for patients who are undergoing stem cell transplant.
How To Use
Take this medication by mouth with or without food, usually once daily or as directed by your doctor.
Dosage is based on your weight, medical condition, laboratory test results, and response to treatment. Your treatment may be stopped for a short time if your blood counts are too low. Keep all medical and laboratory appointments.
Do not increase your dose or take this medication more often than prescribed. Your condition will not improve any faster, and the risk of serious side effects may be increased.
Since this drug can be absorbed through the skin and lungs, women who are pregnant or who may become pregnant should not handle this medication or breathe the dust from the tablets.
Tell your doctor if your condition does not improve or if it worsens.
See also Warning section.
Darkening skin or dry mouth may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.
Many people using this medication develop serious side effects. However, your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Careful monitoring by your doctor may decrease your risk.
Tell your doctor right away if you have any serious side effects, including:
- signs of liver disease (such as persistent nausea/vomiting, severe stomach/abdominal pain, yellowing skin/eyes, dark urine)
- unusual/extreme tiredness
- painful urination
- toe/joint pain
- fast/pounding heartbeat
- cloudy/blurred vision
Busulfan has rarely caused very serious (possibly fatal) lung disease. This may occur after months to years of using busulfan. Tell your doctor right away if you develop symptoms of lung disease, including chest pain, shortness of breath, persistent cough.
Busulfan may cause other cancers (such as acute leukemia, tumors). Consult your doctor for more details. Tell your doctor right away if you notice any symptoms of cancer, including unusual lumps, sudden weight loss.
This medication may affect the ovaries, possibly reducing fertility and causing hormone changes (such as missed menstrual periods). Talk to your doctor for more details.
This medication can decrease sperm production and shrink the testicles, effects that may lower male fertility. Talk to your doctor for more details.
A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including:
- itching/swelling (especially of the face/tongue/throat)
- severe dizziness
- trouble breathing
This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.
In the US -
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch.
In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
Before taking busulfan, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history, especially of:
- blood/bone marrow disorders (such as bone marrow suppression, neutropenia, thrombocytopenia, anemia)
- brain disorders (such as seizures, head injury)
Busulfan can make you more likely to get infections or may worsen any current infections. Therefore, wash your hands well to prevent the spread of infection. Avoid contact with people who have infections that may spread to others (such as chickenpox, measles, flu). Consult your doctor if you have been exposed to an infection or for more details.
Do not have immunizations/vaccinations without the consent of your doctor. Avoid contact with people who have recently received live vaccines (such as flu vaccine inhaled through the nose).
To lower the chance of getting cut, bruised, or injured, use caution with sharp objects like razors and nail cutters, and avoid activities such as contact sports.
Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).
In female children, this medication may prevent puberty. Contact the doctor for more information.
This medication may make it harder for females to become pregnant or for males to father children. Discuss with your doctor for more details.
Tell your doctor if you are pregnant or plan to become pregnant. You should not become pregnant while using busulfan. Busulfan may harm an unborn baby. Men with female partners of childbearing age should use reliable forms of birth control while using this medication and for at least 3 months after stopping treatment. Women of childbearing age should ask about reliable forms of birth control while using this medication and for at least 6 months after stopping treatment. If you become pregnant, talk to your doctor right away about the risks and benefits of this medication.
It is unknown if this drug passes into breast milk. Because of the possible risk to the infant, breast-feeding while using this drug is not recommended. Consult your doctor before breast-feeding.
Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.
A product that may interact with this drug is:
- nalidixic acid
If someone has overdosed and has serious symptoms such as passing out or trouble breathing, call 911. Otherwise, call a poison control center right away. US residents can call their local poison control center at 1-800-222-1222. Canada residents can call a provincial poison control center. Symptoms of overdose include: easy bruising/bleeding, pale skin, unusual tiredness.
Do not share this medication with others.
Laboratory and/or medical tests (such as complete blood count, hematocrit/hemoglobin, liver function) must be performed periodically to monitor your progress or check for side effects. Consult your doctor for more details.
If you miss a dose, take it as soon as you remember. If it is near the time of the next dose, skip the missed dose. Take your next dose at the regular time. Do not double the dose to catch up.
Store at room temperature at 77 degrees F (25 degrees C) away from light and moisture. Brief storage between 59-86 degrees F (15-30 degrees C) is permitted. Do not store in the bathroom. Keep all medicines away from children and pets.
Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company for more details about how to safely discard your product.
Your condition can cause complications in a medical emergency. For information about enrolling in MedicAlert, call 1-888-633-4298 (US) or 1-800-668-1507 (Canada).
Information last revised November 2018.
Copyright(c) 2018 First Databank, Inc.
Conditions of use: The information in this database is intended to supplement, not substitute for the expertise and judgment of healthcare professionals. The information in not intend to cover all possible uses, directions, precautions, drug interactions or adverse effects nor should it be construed in 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.