Busulfan Injection

What is this medication?

BUSULFAN (byoo SUL fan) helps prepare your body before a stem cell transplant. It works by slowing or stopping the growth of cancer cells in your bone marrow. This makes room for the transplanted cells to grow.

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

COMMON BRAND NAME(S): Busulfex

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

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

• Head injury
• Infections, such as chickenpox or herpes
• Liver disease
• Low blood cell levels, such as low white cells, low platelets, or low red blood cells
• Lung or breathing disease, such as asthma or COPD
• Recent or ongoing radiation therapy
• Seizures
• Thalassemia
• An unusual or allergic reaction to busulfan, other chemotherapy agents, other medications, foods, dyes, or preservatives
• Pregnant or trying to get pregnant
• Breast-feeding

How should I use this medication?

This medication is given as an infusion into a vein. It is given by your care team in a hospital or clinic setting.

Talk to your care team about the use of this medication in children. While it may be prescribed for selected conditions, precautions do apply.

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?

Keep appointments for follow-up doses. It is important not to miss your dose. Call your care team if you are unable to keep an appointment.

What may interact with this medication?

This medication may interact with the following:

• Acetaminophen
• Itraconazole
• Live vaccines
• Metronidazole
• Phenytoin

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?

Your condition will be monitored carefully while you are receiving this medication. You may need blood work while taking this medication.

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.

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.

This medication may cause seizures. To reduce your risk you may need to take medication to prevent seizures. Take your medication as directed.

Talk to your care team if you or your partner may be pregnant. This medication can cause serious birth defects if taken during pregnancy and for 6 months after the last dose. Contraception is recommended while taking this medication and for 6 months after the last dose. Your care team can help you find the option that works for you.

If your partner can get pregnant, use a condom during sex while taking this medication and for 3 months after the last dose.

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

This medication may cause infertility. Talk with 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
• Fast or irregular heartbeat, feeling faint or lightheaded, trouble breathing, sharp pain in the chest, back, shoulder, or stomach
• Infection—fever, chills, cough, sore throat, wounds that don't heal, pain or trouble when passing urine, general feeling of discomfort or being unwell
• Liver injury—right upper belly pain, loss of appetite, nausea, light-colored stool, dark yellow or brown urine, yellowing skin or eyes, unusual weakness or fatigue
• Low red blood cell level—unusual weakness or fatigue, dizziness, headache, trouble breathing
• 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
• Headache
• Nausea
• Pain, redness, or swelling with sores inside the mouth or throat
• Stomach pain
• Trouble sleeping
• 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.

Where should I keep my medication?

This medication is given in a hospital or clinic. It will not be stored at home.

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.