Busulfan Concentrate Injection and Lazanda

• Generic Name: busulfan
• Dosage Forms: injection, solution, concentrate
• Other Brand Names: Busulfex, Myleran

Busulfan oral (taken by mouth) is used to treat the symptoms of chronic myelogenous leukemia (a type of blood cancer). Busulfan is not a cure for leukemia.

Busulfan injection is used together with a medicine called cyclophosphamide, to prepare your body to receive a stem cell transplant from a donor's bone marrow.

Busulfan may also be used for purposes not listed in this medication guide.

• Generic Name: fentanyl
• Dosage Forms: aerosol, nasal spray
• Other Brand Names: Lazanda, Abstral, Fentora, Subsys, Actiq, Duragesic, Ionsys, Onsolis, Sublimaze

Lazanda nasal spray contains fentanyl, an opioid pain medication. An opioid is sometimes called a narcotic.

Lazanda nasal spray is used to treat "breakthrough" cancer pain. It is used together with other non-fentanyl narcotic pain medicine that is used around the clock.

This medication is not for treating pain that isn't cancer-related, such as pain from surgery, dental work, or migraine headaches.

Unless given in a hospital, Lazanda is available use only under a special program. You must be registered in the program and understand the risks and benefits of using this medication.