Many people using this medication may have 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.
Common side effects:
- pain/redness at the injection site,
- nausea,
- vomiting,
- constipation (To reduce constipation, increase your intake of fiber, drink plenty of water, and exercise. Stool softeners may be helpful. Ask your doctor or pharmacist about stool softeners and laxatives)
- tiredness, and
- loss of appetite
- temporary hair loss
Painful sores on the lips, mouth, and throat may occur. To decrease the risk, limit hot foods and drinks, brush your teeth carefully, avoid using mouthwash that contains alcohol, and rinse your mouth frequently with cool water.
Tell your doctor right away if you have any serious side effects, including:
- easy bleeding/bruising,
- fast/pounding heartbeat,
- abdominal/stomach pain,
- bone/jaw pain,
- severe headache,
- hearing problems,
- unusual lumps/skin changes,
- dizziness/feeling of spinning,
- mental/mood changes (e.g., depression),
- pale/bluish fingers/toes,
- pain/coldness in fingers/toes,
- numbness/tingling,
- difficult/painful urination,
- pink/bloody urine
Get medical help right away if any of these rare but very serious side effects occur:
- sudden shortness of breath/wheezing,
- black/tarry stools,
- chest/left arm pain,
- confusion,
- seizures,
- slurred speech,
- weakness on one side of the body,
- vision changes,
- vomit that looks like coffee grounds
This medication can lower the body’s ability to fight an infection. Tell your doctor promptly if you develop any signs of an infection such as fever, chills, or persistent sore throat.