- Common uses
- How to take the medication
- Common side effects
- Precautions & interactions
How Busulfan works, side effects, interactions and precautions.
(bue sul' fan)
Brand Name(s): , Myleran®
Other Name(s): , Busulphan
Busulfan can cause a severe decrease in the number of blood cells in your bone marrow. Tell your doctor and pharmacist about all the medications you are taking. If you take busulfan with other medications that may cause a low blood count, the side effects of the medications may be more severe. If you experience any of the following symptoms, call your doctor immediately: fever, sore throat, ongoing cough and congestion, or other signs of infection; unusual bleeding or bruising.
Keep all appointments with your doctor and the laboratory. Your doctor will order laboratory tests before, during and after your treatment to check your body's response to busulfan to see if your blood cells are affected by this drug. Your doctor may need to change your dose or tell you to stop taking busulfan for a period of time to allow your blood count to return to normal if it has dropped too low. Follow your doctor's directions carefully and ask your doctor if you do not know how much busulfan you should take.
Busulfan may increase the risk that you will develop other cancers. Talk to your doctor about the risks of taking busulfan.
WHY is this medicine prescribed?
Busulfan is used treat a certain type of chronic myelogenous leukemia (CML; a type of cancer of the white blood cells). Busulfan is in a class of medications called alkylating agents. It works by slowing or stopping the growth of cancer cells in your body.
Are there OTHER USES for this medicine?
Busulfan tablets are also used in combination with other drugs to destroy the bone marrow and cancer cells in preparation for a bone marrow transplant.
This medication may be prescribed for other uses; ask your doctor or pharmacist for more information.
HOW should this medicine be used?
Busulfan comes as a tablet to take by mouth once a day. The length of treatment depends on the types of drugs you are taking, how well your body responds to them, and the type of cancer you have. Take busulfan at around the same time every day. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Take busulfan exactly as directed. Do not take more or less of it or take it more often than prescribed by your doctor.
Your doctor may adjust your dose of busulfan depending on your response to treatment and any side effects that you experience. Talk to your doctor about how you are feeling during your treatment. Do not stop taking busulfan without talking to your doctor.
What SPECIAL PRECAUTIONS should I follow?
Before taking busulfan,
- tell your doctor and pharmacist if you are allergic to busulfan, any other medications, or any of the ingredients in busulfan tablets. Ask your pharmacist for a list of the ingredients.
- tell your doctor and pharmacist what prescription and nonprescription medications, vitamins, nutritional supplements, and herbal products you are taking or plan to take. Be sure to mention any of the following: acetaminophen (Tylenol); certain chemotherapy medications such as bendamustine (Treanda), carmustine (BiCNU, Gliadel Wafer), cyclophosphamide (Cytoxan), ifosfamide (Ifex), lomustine (CeeNU), melphalan (Alkeran), procarbazine (Mutalane), temozolomide (Temodar), thioguanine; clozapine (Clozaril, FazaClo); cyclosporine (Sandimmune, Gengraf, Neoral); itraconazole (Sporanox); medications for mental illness and nausea; phenytoin (Dilantin); or meperidine (Demerol). Your doctor may need to change the doses of your medications or monitor you carefully for side effects. Many other medications may also interact with busulfan, so be sure to tell your doctor about all the medications you are taking, even those that do not appear on this list.
- tell your doctor if you have previously received radiation therapy or treatment with other chemotherapy medications or if you have or have ever had seizures or a head injury. Also tell your doctor if you have taken busulfan before, but your cancer did not respond to the medication.
- you should know that busulfan may interfere with the normal menstrual cycle (period) in women, may stop sperm production in men. However, you should not assume that you cannot get pregnant or that you cannot get someone else pregnant. Women who are pregnant or breast-feeding should tell their doctors before they begin taking this drug. You should not plan to have children while receiving chemotherapy or for a while after treatments. (Talk to your doctor for further details.) Use a reliable method of birth control to prevent pregnancy. If you become pregnant while taking busulfan, call your doctor immediately. Busulfan may harm the fetus.
What should I do IF I FORGET to take a dose?
Take the missed dose as soon as you remember it. However, if it is almost time for the next dose, skip the missed dose and continue your regular dosing schedule. Do not take a double dose to make up for a missed one.
What SIDE EFFECTS can this medicine cause?
Busulfan may cause side effects. Tell your doctor if any of these symptoms are severe or do not go away:
- loss of appetite or weight
- sores in the mouth and throat
- dry mouth
- difficulty falling asleep or staying asleep
- feeling unusually anxious or worried
- swelling of the face, arms, hands, feet, ankles or lower legs
- chest pain
- joint, muscle or back pain
- skin rash
- itching and dry skin
- darkened skin
- hair loss
Some side effects can be serious. If you experience any of these symptoms or those listed in the IMPORTANT WARNING section, call your doctor immediately:
- black, tarry stools
- red urine
- unusual tiredness or weakness
- difficulty breathing
- changes in vision
- stomach pain
Busulfan may cause ovarian failure and may stop girls from reaching puberty. Talk to your doctor about the risk of infertility caused by busulfan. Talk to your doctor about the risks of receiving this medication.
Busulfan may cause other side effects. Call your doctor if you have any unusual problems while taking this medication.
If you experience a serious side effect, you or your doctor may send a report to the Food and Drug Administration's (FDA) MedWatch Adverse Event Reporting program online [at [WEB]] or by phone [1-800-332-1088].
What should I know about STORAGE and DISPOSAL of this medication?
Keep this medication in the container it came in, tightly closed, and out of reach of children. Store it at room temperature and away from excess heat and moisture (not in the bathroom). Throw away any medication that is outdated or no longer needed. Talk to your pharmacist about the proper disposal of your medication.
What should I do in case of OVERDOSE?
In case of overdose, call your local poison control center at 1-800-222-1222. If the victim has collapsed or is not breathing, call local emergency services at 911.
Symptoms of overdose may include the following:
- black, tarry stools
- red urine
- unusual bruising or bleeding
- unusual tiredness or weakness
- sore throat, cough, fever, or other signs of infection
- sores in the mouth and throat
What OTHER INFORMATION should I know?
Do not let anyone else take your medication. Ask your pharmacist any questions you have about refilling your prescription.
It is important for you to keep a written list of all of the prescription and nonprescription (over-the-counter) medicines you are taking, as well as any products such as vitamins, minerals, or other dietary supplements. You should bring this list with you each time you visit a doctor or if you are admitted to a hospital. It is also important information to carry with you in case of emergencies.
This report on medications is for your information only, and is not considered individual patient advice. Because of the changing nature of drug information, please consult your physician or pharmacist about specific clinical use.
The American Society of Health-System Pharmacists, Inc. represents that the information provided hereunder was formulated with a reasonable standard of care, and in conformity with professional standards in the field. The American Society of Health-System Pharmacists, Inc. makes no representations or warranties, express or implied, including, but not limited to, any implied warranty of merchantability and/or fitness for a particular purpose, with respect to such information and specifically disclaims all such warranties. Users are advised that decisions regarding drug therapy are complex medical decisions requiring the independent, informed decision of an appropriate health care professional, and the information is provided for informational purposes only. The entire monograph for a drug should be reviewed for a thorough understanding of the drug's actions, uses and side effects. The American Society of Health-System Pharmacists, Inc. does not endorse or recommend the use of any drug. The information is not a substitute for medical care.
AHFS® Consumer Medication Information. © Copyright, 2013. The American Society of Health-System Pharmacists, Inc., 7272 Wisconsin Avenue, Bethesda, Maryland. All Rights Reserved. Duplication for commercial use must be authorized by ASHP.
Selected Revisions: July 15, 2011.
Busulfan is commonly used to treat:
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