What side effects may I notice from receiving Zestril?

Side effects that you should report to your doctor or health care professional as soon as possible:

-allergic reactions (skin rash, itching or hives, swelling of the hands, feet, face, lips, throat, or tongue)
-breathing problems
-high potassium levels (chest pain; or fast, irregular heartbeat; muscle weakness)
-kidney injury (trouble passing urine or change in the amount of urine)
-liver injury (dark yellow or brown urine; general ill feeling or flu-like symptoms; light-colored stools; loss of appetite; right upper belly pain; unusually weak or tired; yellowing of the eyes or skin)
-low blood pressure (dizziness; feeling faint or lightheaded, falls; unusually weak or tired)
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

-changes in taste
-cough
-dizziness
-headache

This list may not describe all possible side effects for Zestril. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.