There are a number of less common -- but more serious -- side effects with Norvasc that you should report immediately to your healthcare provider. These include, but are not limited to:
Chest pain
Irregular heart rhythm (arrhythmia)
Signs of low blood pressure, such as dizziness, lightheadedness, and fainting
Signs of an allergic reaction, including unexplained rash, hives, itching, unexplained swelling, wheezing, or difficulty breathing or swallowing.
Rare Norvasc Side Effects
There are other possible Norvasc side effects that can occur. These rare Norvasc side effects occur in less than 1 percent of people. For these side effects, it is difficult to tell whether the side effect is actually caused by the Norvasc medicine or something else.
Some of these possible rare Norvasc side effects include, but are not limited to: