Get emergency medical help if you have signs of an allergic reaction to Norvasc: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
In rare cases, when you first start taking Norvasc, your angina may get worse or you could have a heart attack. Seek emergency medical attention or call your doctor right away if you have symptoms such as: chest pain or pressure, pain spreading to your jaw or shoulder, nausea, sweating.
Call your doctor at once if you have:
pounding heartbeats or fluttering in your chest;
worsening chest pain;
swelling in your feet or ankles;
severe drowsiness; or
a light-headed feeling, like you might pass out.
Common Norvasc side effects may include:
dizziness, drowsiness;
feeling tired;
stomach pain, nausea; or
flushing (warmth, redness, or tingly feeling);
swelling in your ankles and lower part of your legs.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
 Norvasc side effects (more detail)
