Some of these side effects may occur when taking this medication; they are as follows; Darkening skin or dry mouth may occur. However if any of these effects persist or worsen, contact your doctor right away.
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), seizures, unusual/extreme tiredness, painful urination, toe/joint pain, fainting, 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: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.