Antiandrogens, Nonsteroidal (Systemic)
Precautions While Using This Medicine
It is very important that your doctor check your progress at
to make sure that this medicine is working properly
and to check for unwanted effects.
Nonsteroidal antiandrogens rarely cause liver problems during treatment.
The most important signs of this side effect are pain or tenderness in the
upper right side of the abdomen (stomach) and yellow eyes or skin. Check with your doctor immediately if either of these occurs.
Also, check with your doctor as soon as possible
if itching occurs
or your urine appears unusually dark. Other possible symptoms, such as loss
of appetite, nausea or vomiting, and �flu-like� symptoms (headache,
muscle or joint pain, or tiredness), can occur during treatment even if you
are not having any liver problems. These symptoms usually do not need medical
attention. However, if two or more of them occur at the same time, and they
last for more than a few days, check with your doctor even if you do not have
any of the other symptoms mentioned earlier.
For patients taking nilutamide
Check with your doctor right away
of breath or difficult breathing occurs or gets worse during treatment.
Be very careful while driving, especially when
you drive into or out of tunnels
. Nilutamide can temporarily change
the way your eyes react to light. You may not be able to see as well as usual
for up to several minutes after going from bright light to darkness or from
dark to lighted areas. Also, nilutamide can cause your eyes to be more sensitive
to light than they are normally. Wearing eyeglasses with tinted lenses or
sunglasses may help reduce these effects.
Drinking alcoholic beverages while taking nilutamide may cause unwanted
effects in some people. Possible effects include feeling dizzy, lightheaded,
or faint; flushing of the face; or a general feeling of illness. If you notice any of these effects, do not drink any more alcoholic beverages
while you are being treated with this medicine.