Common or mild side effects of Demadex may include:
- Increase in urination
- Acid or sour stomach
- belching
- difficulty having a bowel movement (stool)
- difficulty in moving
- heartburn
- increased cough
The above side effects should not alarm you.
Serious or rare side effects of Demadex may include:
- drowsiness, lack of energy;
- leg cramps, muscle weakness or limp feeling;
- fast or irregular heartbeats, fluttering in your chest, feeling restless;
- a light-headed feeling, like you might pass out;
- nausea, vomiting;
- dry mouth, increased thirst; or
- little or no urinating.
If you have any of the above side effects, contact your doctor right away.
Signs to watch for:
kidney problems— little or no urination, painful or difficult urination, swelling in your feet or ankles, feeling tired or short of breath;
dehydration-- feeling very thirsty or hot, being unable to urinate, heavy sweating, or hot and dry skin; or
low potassium-- leg cramps, constipation, irregular heartbeats, fluttering in your chest, increased thirst or urination, numbness or tingling, muscle weakness or limp feeling.