Along with its needing effects, a drug may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your family doctor immediately if any of the following side effects was happen
Less common
Chest pain; shortness of breath or difficult or troubled breathing
Rare
Pain or tenderness in the upper right side of the abdomen - stomach; yellow eyes or skin
Always check with your family doctor as soon as possible if any of the following side effects was happen
More common
Cough or hoarseness; fever; runny nose; sneezing; sore throat; tightness in chest or wheezing
Less common
Bloody or black, tarry stools; chills - flutamide only; itching; lower back or side pain - flutamide only; mental depression; numbness, tingling, pain, or muscle weakness in hands, arms, feet, or legs; skin rash; swelling of face, fingers, feet, or lower legs; unusual tiredness or weakness
Rare
Bluish-colored lips, fingernails, or palms of hands - flutamide only; dark urine; dizziness - severe or fainting - flutamide only; feeling of severe pressure in head - flutamide only; pinpoint red spots on skin; unusual bleeding or bruising
More common side effects may occur that usually don't needed medical attention. These side effects may go away during treat as your body adjusts to the drug. However, check with your family doctor if any of the following side effects continue or are bothersome:
More common
Constipation; decrease in or loss of appetite; diarrhea; dizziness; headache; impotence or decrease in sexual desire; nausea; swelling of breasts with pain or tenderness; trouble in sleeping
Less common
Bloated feeling, gas, or indigestion; change in color vision - nilutamide only; confusion; drowsiness; dryness of mouth; “flu-like” symptoms, such as headache, muscle or joint pain, or tiredness - occurring together; nervousness; vomiting
Although not all of the side effects listed above have been reported for all of these medication, they have been reported for at least one of them. However, because all nonsteroidal antiandrogens are very similar, it is possible that any of the above side effects may occur with any of these medication.
In addition to the effects listed above, hot flashes - flushing, sudden sweating and feeling of warmth often occur during treat with these medication. Always flutamide may cause your urine to have an amber or a yellow-green color. These effects are harmless and don't needed medical attention.
More common side effects not listed above may also occur in some diseaseds. If you notice any other problems, check with your family doctor.