Get emergency medical help if you have signs of an allergic reaction to Zestoretic: hives; severe stomach pain; difficulty breathing; swelling of your face, lips, tongue, or throat. You may be more likely to have an allergic reaction if you are African-American.
Call your doctor at once if you have:
a light-headed feeling, like you might pass out;
eye pain, vision problems;
little or no urination;
weakness, drowsiness, or feeling restless;
fever, chills, sore throat, mouth sores, trouble swallowing;
jaundice (yellowing of the skin or eyes);
high potassium - nausea, tingly feeling, chest pain, irregular heartbeats, loss of movement;
low potassium - leg cramps, constipation, irregular heartbeats, fluttering in your chest, increased thirst or urination, numbness or tingling, muscle weakness or limp feeling; or
low sodium - headache, confusion, slurred speech, severe weakness, vomiting, loss of coordination, feeling unsteady.
Common Zestoretic side effects may include:
cough;
headache;
dizziness; or
tired feeling.
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.
 Zestoretic side effects (more detail)
